./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label01.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/Problem14_label01.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 d2e5c405950a1e9288f54e6a20b4d800e6d36c44 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem14_label01.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 d2e5c405950a1e9288f54e6a20b4d800e6d36c44 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:57:06,323 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:06,329 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:06,364 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:06,364 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:06,367 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:06,374 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:06,388 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:06,393 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:06,399 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:06,400 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:06,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:06,409 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:06,413 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:06,418 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:06,421 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:06,425 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:06,428 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:06,435 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:06,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:06,450 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:06,458 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:06,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:06,465 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:06,472 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:06,473 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:06,473 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:06,478 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:06,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:06,480 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:06,482 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:06,483 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:06,484 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:06,488 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:06,490 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:06,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:06,495 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:06,496 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:06,496 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:06,497 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:06,501 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:06,502 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:57:06,540 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:06,542 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:06,546 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:06,547 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:06,547 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:06,550 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:06,550 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:06,550 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:57:06,551 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:06,551 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:06,552 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:06,553 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:06,553 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:06,555 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:06,555 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:06,556 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:06,556 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:06,556 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:06,557 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:06,558 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:06,558 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:06,558 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:06,560 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:06,560 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:06,560 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:06,561 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:57:06,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:57:06,563 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:06,563 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 -> d2e5c405950a1e9288f54e6a20b4d800e6d36c44 [2019-11-27 15:57:07,116 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:07,144 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:07,151 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:07,155 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:07,156 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:07,157 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label01.c [2019-11-27 15:57:07,314 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a148dc81/af469c32bdd24c67ad119d0ea21d5338/FLAGfec780299 [2019-11-27 15:57:08,592 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:08,593 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label01.c [2019-11-27 15:57:08,633 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a148dc81/af469c32bdd24c67ad119d0ea21d5338/FLAGfec780299 [2019-11-27 15:57:08,673 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a148dc81/af469c32bdd24c67ad119d0ea21d5338 [2019-11-27 15:57:08,680 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:08,688 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:08,690 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:08,692 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:08,699 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:08,701 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:08" (1/1) ... [2019-11-27 15:57:08,709 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:08, skipping insertion in model container [2019-11-27 15:57:08,712 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:08" (1/1) ... [2019-11-27 15:57:08,731 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:08,850 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:10,046 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:10,065 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:10,405 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:10,447 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:10,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:10 WrapperNode [2019-11-27 15:57:10,451 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:10,453 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:10,455 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:10,455 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:10,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:10" (1/1) ... [2019-11-27 15:57:10,530 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:10" (1/1) ... [2019-11-27 15:57:10,693 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:10,696 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:10,697 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:10,697 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:10,724 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:10" (1/1) ... [2019-11-27 15:57:10,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:10" (1/1) ... [2019-11-27 15:57:10,744 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:10" (1/1) ... [2019-11-27 15:57:10,745 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:10" (1/1) ... [2019-11-27 15:57:10,825 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:10" (1/1) ... [2019-11-27 15:57:10,866 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:10" (1/1) ... [2019-11-27 15:57:10,901 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:10" (1/1) ... [2019-11-27 15:57:10,945 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:10,953 INFO L168 Benchmark]: Toolchain (without parser) took 2263.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 949.0 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:10,956 INFO L168 Benchmark]: CDTParser took 2.61 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 15:57:10,958 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1762.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.5 MB in the end (delta: 1.2 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:10,962 INFO L168 Benchmark]: Boogie Procedure Inliner took 242.75 ms. Allocated memory is still 1.0 GB. Free memory was 960.5 MB in the beginning and 954.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:10,968 INFO L168 Benchmark]: Boogie Preprocessor took 249.94 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 949.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:10,979 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.61 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 1762.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 960.5 MB in the end (delta: 1.2 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 242.75 ms. Allocated memory is still 1.0 GB. Free memory was 960.5 MB in the beginning and 954.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 249.94 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 949.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 15:57:14,903 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:14,906 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:14,932 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:14,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:14,936 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:14,939 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:14,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:14,970 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:14,975 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:14,976 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:14,982 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:14,983 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:14,989 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:14,992 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:14,998 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:15,000 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:15,006 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:15,010 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:15,019 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:15,025 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:15,034 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:15,035 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:15,040 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:15,047 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:15,048 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:15,048 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:15,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:15,053 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:15,057 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:15,058 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:15,059 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:15,060 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:15,062 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:15,067 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:15,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:15,069 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:15,069 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:15,071 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:15,072 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:15,075 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:15,076 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:57:15,118 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:15,119 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:15,123 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:15,124 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:15,124 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:15,124 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:15,127 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:15,127 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:15,127 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:15,128 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:15,129 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:15,129 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:15,130 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:57:15,132 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:57:15,133 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:15,133 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:15,133 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:15,133 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:15,134 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:15,137 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:15,137 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:15,137 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:15,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:15,138 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:15,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:15,139 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:15,139 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:57:15,140 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:57:15,142 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:15,142 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:57:15,144 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 -> d2e5c405950a1e9288f54e6a20b4d800e6d36c44 [2019-11-27 15:57:15,712 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:15,743 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:15,750 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:15,755 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:15,758 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:15,760 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label01.c [2019-11-27 15:57:15,936 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/758b544b0/671692e164414f05811c4972acccecbf/FLAGc3819ec41 [2019-11-27 15:57:17,317 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:17,321 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label01.c [2019-11-27 15:57:17,355 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/758b544b0/671692e164414f05811c4972acccecbf/FLAGc3819ec41 [2019-11-27 15:57:17,397 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/758b544b0/671692e164414f05811c4972acccecbf [2019-11-27 15:57:17,410 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:17,412 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:17,417 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:17,418 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:17,424 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:17,427 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:17" (1/1) ... [2019-11-27 15:57:17,435 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:17, skipping insertion in model container [2019-11-27 15:57:17,439 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:17" (1/1) ... [2019-11-27 15:57:17,458 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:17,576 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:18,864 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:18,878 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:19,351 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:19,398 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:19,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:19 WrapperNode [2019-11-27 15:57:19,402 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:19,403 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:19,406 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:19,406 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:19,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:19" (1/1) ... [2019-11-27 15:57:19,489 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:19" (1/1) ... [2019-11-27 15:57:19,646 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:19,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:19,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:19,649 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:19,673 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:19" (1/1) ... [2019-11-27 15:57:19,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:19" (1/1) ... [2019-11-27 15:57:19,695 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:19" (1/1) ... [2019-11-27 15:57:19,696 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:19" (1/1) ... [2019-11-27 15:57:19,763 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:19" (1/1) ... [2019-11-27 15:57:19,804 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:19" (1/1) ... [2019-11-27 15:57:19,822 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:19" (1/1) ... [2019-11-27 15:57:19,845 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:19,860 INFO L168 Benchmark]: Toolchain (without parser) took 2444.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 945.0 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:19,862 INFO L168 Benchmark]: CDTParser took 2.63 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 15:57:19,865 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1985.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:19,868 INFO L168 Benchmark]: Boogie Procedure Inliner took 245.44 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:19,872 INFO L168 Benchmark]: Boogie Preprocessor took 204.78 ms. Allocated memory is still 1.0 GB. Free memory was 950.7 MB in the beginning and 945.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:19,883 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.63 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 1985.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 245.44 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 204.78 ms. Allocated memory is still 1.0 GB. Free memory was 950.7 MB in the beginning and 945.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...