./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label53.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label53.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 d3d4e182296665660fe77d9c3c711d657098533f ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem15_label53.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 d3d4e182296665660fe77d9c3c711d657098533f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:36:30,383 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:30,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:30,436 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:30,437 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:30,439 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:30,443 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:30,460 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:30,465 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:30,470 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:30,472 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:30,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:30,481 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:30,486 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:30,489 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:30,493 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:30,497 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:30,502 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:30,506 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:30,517 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:30,523 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:30,532 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:30,536 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:30,540 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:30,548 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:30,549 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:30,550 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:30,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:30,555 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:30,556 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:30,558 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:30,562 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:30,563 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:30,566 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:30,569 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:30,572 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:30,573 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:30,574 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:30,577 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:30,578 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:30,580 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:30,582 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:36:30,621 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:30,623 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:30,627 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:30,627 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:30,629 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:30,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:30,629 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:30,630 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:36:30,630 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:30,632 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:30,633 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:30,633 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:30,634 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:30,634 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:30,637 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:30,637 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:30,638 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:30,638 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:30,638 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:30,638 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:30,639 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:30,639 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:30,641 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:30,641 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:30,641 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:30,642 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:36:30,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:36:30,644 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:30,644 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 -> d3d4e182296665660fe77d9c3c711d657098533f [2019-11-27 09:36:31,174 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:31,206 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:31,214 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:31,216 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:31,219 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:31,220 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label53.c [2019-11-27 09:36:31,392 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47abcdf1b/88b4cee9c48e451b8eb90d37c01d3042/FLAG76e86d4e1 [2019-11-27 09:36:32,826 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:32,831 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label53.c [2019-11-27 09:36:32,878 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47abcdf1b/88b4cee9c48e451b8eb90d37c01d3042/FLAG76e86d4e1 [2019-11-27 09:36:32,916 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47abcdf1b/88b4cee9c48e451b8eb90d37c01d3042 [2019-11-27 09:36:32,923 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:32,928 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:32,931 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:32,933 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:32,940 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:32,944 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:32" (1/1) ... [2019-11-27 09:36:32,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:32, skipping insertion in model container [2019-11-27 09:36:32,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:32" (1/1) ... [2019-11-27 09:36:32,974 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:33,141 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:34,918 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:34,936 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:35,550 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:35,595 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:35,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35 WrapperNode [2019-11-27 09:36:35,598 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:35,600 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:35,603 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:35,603 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:35,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:35,699 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:36,055 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:36,059 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:36,062 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:36,062 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:36,082 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:36,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:36,136 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:36,138 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:36,312 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:36,361 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:36,457 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:35" (1/1) ... [2019-11-27 09:36:36,546 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:36,559 INFO L168 Benchmark]: Toolchain (without parser) took 3624.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.5 MB in the end (delta: 98.3 MB). Peak memory consumption was 98.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:36,560 INFO L168 Benchmark]: CDTParser took 1.32 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 09:36:36,562 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2668.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.1 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:36,565 INFO L168 Benchmark]: Boogie Procedure Inliner took 457.85 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:36,569 INFO L168 Benchmark]: Boogie Preprocessor took 490.28 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.5 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:36,582 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.32 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 2668.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 915.1 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 457.85 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 875.0 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 490.28 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.5 MB in the end (delta: 17.5 MB). Peak memory consumption was 17.5 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-da95e15 [2019-11-27 09:36:40,621 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:40,625 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:40,655 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:40,657 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:40,659 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:40,662 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:40,689 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:40,700 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:40,706 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:40,707 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:40,713 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:40,713 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:40,720 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:40,724 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:40,730 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:40,732 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:40,737 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:40,744 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:40,751 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:40,759 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:40,766 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:40,768 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:40,772 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:40,780 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:40,781 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:40,781 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:40,783 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:40,784 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:40,788 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:40,788 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:40,789 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:40,790 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:40,795 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:40,797 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:40,798 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:40,800 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:40,801 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:40,801 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:40,804 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:40,807 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:40,808 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:36:40,845 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:40,848 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:40,854 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:40,854 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:40,855 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:40,855 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:40,855 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:40,856 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:40,856 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:40,856 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:40,858 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:40,860 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:40,860 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:36:40,861 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:36:40,861 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:40,861 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:40,862 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:40,863 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:40,863 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:40,865 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:40,865 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:40,865 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:40,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:40,866 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:40,867 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:40,870 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:40,870 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:36:40,871 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:36:40,871 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:40,871 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:36:40,873 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 -> d3d4e182296665660fe77d9c3c711d657098533f [2019-11-27 09:36:41,428 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:41,459 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:41,466 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:41,468 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:41,471 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:41,476 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label53.c [2019-11-27 09:36:41,629 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dede83e16/8b6c12966097487f8041aef306f044bc/FLAGb2b2bc6f3 [2019-11-27 09:36:43,084 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:43,087 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label53.c [2019-11-27 09:36:43,136 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dede83e16/8b6c12966097487f8041aef306f044bc/FLAGb2b2bc6f3 [2019-11-27 09:36:43,177 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dede83e16/8b6c12966097487f8041aef306f044bc [2019-11-27 09:36:43,188 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:43,191 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:43,196 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:43,197 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:43,204 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:43,208 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:43" (1/1) ... [2019-11-27 09:36:43,216 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:43, skipping insertion in model container [2019-11-27 09:36:43,216 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:43" (1/1) ... [2019-11-27 09:36:43,238 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:43,422 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:45,454 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:45,468 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:46,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:46,334 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:46,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:46 WrapperNode [2019-11-27 09:36:46,339 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:46,340 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:46,342 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:46,342 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:46,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:46" (1/1) ... [2019-11-27 09:36:46,445 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:46" (1/1) ... [2019-11-27 09:36:46,642 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:46,646 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:46,647 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:46,647 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:46,667 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:46" (1/1) ... [2019-11-27 09:36:46,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:46" (1/1) ... [2019-11-27 09:36:46,705 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:46" (1/1) ... [2019-11-27 09:36:46,710 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:46" (1/1) ... [2019-11-27 09:36:46,822 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:46" (1/1) ... [2019-11-27 09:36:46,872 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:46" (1/1) ... [2019-11-27 09:36:46,895 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:46" (1/1) ... [2019-11-27 09:36:46,920 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:46,929 INFO L168 Benchmark]: Toolchain (without parser) took 3732.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 852.1 MB in the end (delta: 103.8 MB). Peak memory consumption was 103.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:46,932 INFO L168 Benchmark]: CDTParser took 3.55 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 09:36:46,937 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3143.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:46,939 INFO L168 Benchmark]: Boogie Procedure Inliner took 306.08 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:46,944 INFO L168 Benchmark]: Boogie Preprocessor took 274.59 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:46,956 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.55 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 3143.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 880.7 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 306.08 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 274.59 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...