./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label23.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/Problem17_label23.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 1621a9c10a8ed956160f3fcad41017b11b5e052d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem17_label23.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 1621a9c10a8ed956160f3fcad41017b11b5e052d .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:37:32,737 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:32,741 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:32,770 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:32,772 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:32,775 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:32,777 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:32,804 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:32,806 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:32,814 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:32,817 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:32,822 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:32,823 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:32,824 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:32,827 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:32,829 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:32,835 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:32,840 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:32,848 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:32,853 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:32,860 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:32,871 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:32,874 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:32,878 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:32,887 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:32,888 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:32,888 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:32,891 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:32,893 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:32,897 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:32,897 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:32,898 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:32,901 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:32,902 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:32,908 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:32,909 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:32,910 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:32,912 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:32,912 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:32,914 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:32,916 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:32,917 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:37:32,960 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:32,961 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:32,964 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:32,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:32,966 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:32,966 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:32,967 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:32,967 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:37:32,969 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:32,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:32,970 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:32,971 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:32,971 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:32,972 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:32,974 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:32,974 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:32,974 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:32,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:32,975 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:32,975 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:32,976 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:32,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:32,977 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:32,977 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:32,979 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:32,979 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:37:32,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:37:32,980 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:32,983 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 -> 1621a9c10a8ed956160f3fcad41017b11b5e052d [2019-11-27 09:37:33,556 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:33,591 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:33,600 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:33,604 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:33,605 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:33,607 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label23.c [2019-11-27 09:37:33,767 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d998809a/6c741547d51a453f9ce7f6860f42061f/FLAGed88f7626 [2019-11-27 09:37:35,383 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:35,387 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label23.c [2019-11-27 09:37:35,462 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d998809a/6c741547d51a453f9ce7f6860f42061f/FLAGed88f7626 [2019-11-27 09:37:35,504 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d998809a/6c741547d51a453f9ce7f6860f42061f [2019-11-27 09:37:35,516 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:35,518 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:35,522 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:35,523 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:35,529 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:35,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:35" (1/1) ... [2019-11-27 09:37:35,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:35, skipping insertion in model container [2019-11-27 09:37:35,543 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:35" (1/1) ... [2019-11-27 09:37:35,563 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:35,760 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:37,873 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:37,886 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:38,773 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:38,825 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:38,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:38 WrapperNode [2019-11-27 09:37:38,827 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:38,829 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:38,830 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:38,830 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:38,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:38" (1/1) ... [2019-11-27 09:37:38,968 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:38" (1/1) ... [2019-11-27 09:37:39,593 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:39,597 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:39,597 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:39,597 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:39,619 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:38" (1/1) ... [2019-11-27 09:37:39,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:38" (1/1) ... [2019-11-27 09:37:39,714 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:38" (1/1) ... [2019-11-27 09:37:39,717 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:38" (1/1) ... [2019-11-27 09:37:40,005 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:38" (1/1) ... [2019-11-27 09:37:40,067 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:38" (1/1) ... [2019-11-27 09:37:40,222 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:38" (1/1) ... [2019-11-27 09:37:40,386 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:40,400 INFO L168 Benchmark]: Toolchain (without parser) took 4874.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 776.3 MB in the end (delta: 179.6 MB). Peak memory consumption was 179.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:40,403 INFO L168 Benchmark]: CDTParser took 1.84 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 09:37:40,409 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3305.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.8 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:40,411 INFO L168 Benchmark]: Boogie Procedure Inliner took 767.72 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.7 MB in the end (delta: 63.1 MB). Peak memory consumption was 63.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:40,414 INFO L168 Benchmark]: Boogie Preprocessor took 792.87 ms. Allocated memory is still 1.0 GB. Free memory was 810.7 MB in the beginning and 776.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:40,428 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.84 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 3305.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.8 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 767.72 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.7 MB in the end (delta: 63.1 MB). Peak memory consumption was 63.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 792.87 ms. Allocated memory is still 1.0 GB. Free memory was 810.7 MB in the beginning and 776.3 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 09:37:44,294 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:44,297 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:44,333 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:44,334 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:44,336 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:44,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:44,357 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:44,362 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:44,367 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:44,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:44,380 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:44,381 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:44,385 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:44,387 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:44,391 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:44,395 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:44,400 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:44,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:44,414 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:44,424 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:44,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:44,432 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:44,437 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:44,444 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:44,447 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:44,447 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:44,450 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:44,450 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:44,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:44,455 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:44,456 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:44,457 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:44,463 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:44,465 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:44,465 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:44,468 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:44,470 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:44,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:44,472 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:44,477 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:44,478 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:37:44,517 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:44,518 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:44,523 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:44,523 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:44,524 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:44,524 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:44,526 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:44,526 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:44,526 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:44,527 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:44,529 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:44,529 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:44,530 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:37:44,533 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:37:44,534 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:44,534 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:44,534 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:44,534 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:44,535 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:44,535 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:44,535 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:44,536 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:44,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:44,536 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:44,538 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:44,538 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:44,538 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:37:44,540 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:37:44,540 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:44,540 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:37:44,542 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 -> 1621a9c10a8ed956160f3fcad41017b11b5e052d [2019-11-27 09:37:45,057 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:45,086 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:45,093 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:45,098 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:45,098 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:45,100 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label23.c [2019-11-27 09:37:45,268 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/377a97c33/4b002afa3c0a47dfbda9f07f873dca0e/FLAG48568fc2c [2019-11-27 09:37:46,852 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:46,855 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label23.c [2019-11-27 09:37:46,908 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/377a97c33/4b002afa3c0a47dfbda9f07f873dca0e/FLAG48568fc2c [2019-11-27 09:37:46,949 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/377a97c33/4b002afa3c0a47dfbda9f07f873dca0e [2019-11-27 09:37:46,959 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:46,962 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:46,968 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:46,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:46,976 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:46,979 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:46" (1/1) ... [2019-11-27 09:37:46,988 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5323c1a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:46, skipping insertion in model container [2019-11-27 09:37:46,989 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:46" (1/1) ... [2019-11-27 09:37:47,009 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:47,219 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:49,599 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:49,615 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:51,107 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:51,162 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:51,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:51 WrapperNode [2019-11-27 09:37:51,166 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:51,167 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:51,168 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:51,168 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:51,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:51" (1/1) ... [2019-11-27 09:37:51,293 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:51" (1/1) ... [2019-11-27 09:37:51,602 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:51,605 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:51,608 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:51,608 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:51,629 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:51" (1/1) ... [2019-11-27 09:37:51,633 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:51" (1/1) ... [2019-11-27 09:37:51,678 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:51" (1/1) ... [2019-11-27 09:37:51,679 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:51" (1/1) ... [2019-11-27 09:37:51,853 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:51" (1/1) ... [2019-11-27 09:37:51,913 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:51" (1/1) ... [2019-11-27 09:37:51,971 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:51" (1/1) ... [2019-11-27 09:37:52,034 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:52,042 INFO L168 Benchmark]: Toolchain (without parser) took 5075.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 787.9 MB in the end (delta: 168.0 MB). Peak memory consumption was 168.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:52,044 INFO L168 Benchmark]: CDTParser took 2.89 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 09:37:52,047 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4198.36 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 828.0 MB in the end (delta: 122.2 MB). Peak memory consumption was 122.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:52,049 INFO L168 Benchmark]: Boogie Procedure Inliner took 437.63 ms. Allocated memory is still 1.0 GB. Free memory was 828.0 MB in the beginning and 805.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:52,054 INFO L168 Benchmark]: Boogie Preprocessor took 429.68 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 787.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:52,065 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.89 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 4198.36 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 828.0 MB in the end (delta: 122.2 MB). Peak memory consumption was 122.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 437.63 ms. Allocated memory is still 1.0 GB. Free memory was 828.0 MB in the beginning and 805.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 429.68 ms. Allocated memory is still 1.0 GB. Free memory was 805.1 MB in the beginning and 787.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...