./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label32.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/Problem18_label32.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 167fab1061f56505b6b53be103269c3b7b2a1259 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem18_label32.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 167fab1061f56505b6b53be103269c3b7b2a1259 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:38:31,198 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:31,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:31,240 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:31,244 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:31,247 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:31,249 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:31,266 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:31,272 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:31,276 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:31,282 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:31,285 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:31,287 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:31,292 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:31,296 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:31,301 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:31,302 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:31,309 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:31,314 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:31,322 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:31,331 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:31,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:31,343 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:31,347 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:31,357 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:31,357 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:31,358 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:31,360 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:31,362 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:31,363 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:31,367 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:31,368 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:31,370 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:31,373 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:31,376 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:31,378 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:31,380 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:31,381 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:31,381 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:31,387 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:31,389 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:31,392 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:38:31,435 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:31,439 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:31,442 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:31,442 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:31,444 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:31,444 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:31,444 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:31,445 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:38:31,447 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:31,447 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:31,448 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:31,449 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:31,449 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:31,450 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:31,452 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:31,452 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:31,452 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:31,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:31,453 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:31,453 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:31,455 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:31,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:31,455 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:31,456 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:31,456 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:31,457 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:38:31,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:38:31,460 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:31,460 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 -> 167fab1061f56505b6b53be103269c3b7b2a1259 [2019-11-27 09:38:32,069 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:32,096 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:32,102 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:32,106 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:32,107 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:32,111 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label32.c [2019-11-27 09:38:32,259 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7ed129ee/61288495462540df990ca79e7de2a6c7/FLAGa170e0748 [2019-11-27 09:38:33,855 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:33,858 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label32.c [2019-11-27 09:38:33,927 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7ed129ee/61288495462540df990ca79e7de2a6c7/FLAGa170e0748 [2019-11-27 09:38:33,965 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7ed129ee/61288495462540df990ca79e7de2a6c7 [2019-11-27 09:38:33,974 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:33,979 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:33,981 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:33,984 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:33,991 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:33,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:33" (1/1) ... [2019-11-27 09:38:34,003 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 09:38:33, skipping insertion in model container [2019-11-27 09:38:34,004 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:33" (1/1) ... [2019-11-27 09:38:34,021 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:34,236 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:36,669 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:36,687 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:37,577 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:37,637 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:37,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:37 WrapperNode [2019-11-27 09:38:37,642 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:37,643 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:37,645 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:37,645 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:37,663 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:37" (1/1) ... [2019-11-27 09:38:37,755 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:37" (1/1) ... [2019-11-27 09:38:38,141 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:38,145 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:38,145 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:38,146 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:38,169 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:37" (1/1) ... [2019-11-27 09:38:38,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:37" (1/1) ... [2019-11-27 09:38:38,258 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:37" (1/1) ... [2019-11-27 09:38:38,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:37" (1/1) ... [2019-11-27 09:38:38,480 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:37" (1/1) ... [2019-11-27 09:38:38,550 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:37" (1/1) ... [2019-11-27 09:38:38,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:37" (1/1) ... [2019-11-27 09:38:38,734 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:38,750 INFO L168 Benchmark]: Toolchain (without parser) took 4764.26 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 804.3 MB in the end (delta: 151.7 MB). Peak memory consumption was 151.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:38,751 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:38:38,754 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3661.19 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 873.5 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:38,757 INFO L168 Benchmark]: Boogie Procedure Inliner took 501.59 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:38,762 INFO L168 Benchmark]: Boogie Preprocessor took 594.78 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.3 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:38,772 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3661.19 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 873.5 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 501.59 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 594.78 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.3 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 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 09:38:42,877 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:42,884 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:42,923 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:42,927 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:42,929 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:42,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:42,950 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:42,956 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:42,963 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:42,965 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:42,972 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:42,972 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:42,976 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:42,982 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:42,986 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:42,990 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:42,996 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:43,001 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:43,012 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:43,020 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:43,026 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:43,032 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:43,035 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:43,044 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:43,046 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:43,049 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:43,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:43,053 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:43,056 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:43,058 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:43,059 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:43,061 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:43,065 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:43,068 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:43,071 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:43,072 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:43,076 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:43,076 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:43,079 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:43,081 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:43,083 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:38:43,127 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:43,132 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:43,135 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:43,136 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:43,136 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:43,138 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:43,138 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:43,139 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:43,139 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:43,141 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:43,142 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:43,144 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:43,144 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:38:43,145 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:38:43,146 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:43,147 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:43,147 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:43,148 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:43,150 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:43,150 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:43,151 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:43,153 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:43,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:43,154 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:43,155 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:43,155 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:43,158 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:38:43,158 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:38:43,159 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:43,159 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:38:43,160 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 -> 167fab1061f56505b6b53be103269c3b7b2a1259 [2019-11-27 09:38:43,701 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:43,734 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:43,741 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:43,746 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:43,746 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:43,748 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label32.c [2019-11-27 09:38:43,891 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2bfd1dbfc/5e6ef3ed31ad4ed4a550b9d4fd0ed7c9/FLAG7181b9bcd [2019-11-27 09:38:45,430 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:45,432 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label32.c [2019-11-27 09:38:45,500 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2bfd1dbfc/5e6ef3ed31ad4ed4a550b9d4fd0ed7c9/FLAG7181b9bcd [2019-11-27 09:38:45,545 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2bfd1dbfc/5e6ef3ed31ad4ed4a550b9d4fd0ed7c9 [2019-11-27 09:38:45,555 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:45,561 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:45,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:45,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:45,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:45,574 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:45" (1/1) ... [2019-11-27 09:38:45,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:45, skipping insertion in model container [2019-11-27 09:38:45,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:45" (1/1) ... [2019-11-27 09:38:45,602 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:45,830 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:48,372 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:48,386 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:49,666 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:49,728 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:49,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:49 WrapperNode [2019-11-27 09:38:49,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:49,735 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:49,735 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:49,735 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:49,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:49" (1/1) ... [2019-11-27 09:38:49,856 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:49" (1/1) ... [2019-11-27 09:38:50,140 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:50,141 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:50,141 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:50,142 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:50,166 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:49" (1/1) ... [2019-11-27 09:38:50,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:49" (1/1) ... [2019-11-27 09:38:50,216 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:49" (1/1) ... [2019-11-27 09:38:50,221 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:49" (1/1) ... [2019-11-27 09:38:50,375 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:49" (1/1) ... [2019-11-27 09:38:50,466 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:49" (1/1) ... [2019-11-27 09:38:50,519 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:49" (1/1) ... [2019-11-27 09:38:50,562 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:50,571 INFO L168 Benchmark]: Toolchain (without parser) took 5005.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 804.0 MB in the end (delta: 143.4 MB). Peak memory consumption was 143.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:50,572 INFO L168 Benchmark]: CDTParser took 0.31 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 09:38:50,577 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4165.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 849.8 MB in the end (delta: 97.6 MB). Peak memory consumption was 97.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:50,578 INFO L168 Benchmark]: Boogie Procedure Inliner took 406.07 ms. Allocated memory is still 1.0 GB. Free memory was 849.8 MB in the beginning and 821.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:50,585 INFO L168 Benchmark]: Boogie Preprocessor took 421.46 ms. Allocated memory is still 1.0 GB. Free memory was 821.2 MB in the beginning and 804.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:50,596 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 4165.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 947.4 MB in the beginning and 849.8 MB in the end (delta: 97.6 MB). Peak memory consumption was 97.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 406.07 ms. Allocated memory is still 1.0 GB. Free memory was 849.8 MB in the beginning and 821.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 421.46 ms. Allocated memory is still 1.0 GB. Free memory was 821.2 MB in the beginning and 804.0 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...