./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label12.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem19_label12.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 6130fdca110c1480a29bbb9b3c6c30b6105c067f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem19_label12.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 6130fdca110c1480a29bbb9b3c6c30b6105c067f ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:57:46,840 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:57:46,845 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:57:46,875 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:57:46,877 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:57:46,879 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:57:46,888 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:57:46,905 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:57:46,909 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:57:46,914 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:57:46,917 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:57:46,924 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:57:46,924 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:57:46,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:57:46,932 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:57:46,938 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:57:46,940 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:57:46,945 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:57:46,948 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:57:46,952 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:57:46,963 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:57:46,971 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:57:46,972 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:57:46,978 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:57:46,985 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:57:46,986 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:57:46,986 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:57:46,991 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:57:46,992 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:57:46,993 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:57:46,995 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:57:46,996 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:57:46,998 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:57:47,002 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:57:47,004 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:57:47,004 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:57:47,009 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:57:47,009 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:57:47,010 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:57:47,011 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:57:47,015 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:57:47,017 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:57:47,056 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:57:47,058 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:57:47,063 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:57:47,065 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:57:47,065 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:57:47,066 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:57:47,066 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:57:47,068 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:57:47,068 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:57:47,068 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:57:47,069 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:57:47,073 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:57:47,073 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:57:47,074 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:57:47,074 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:57:47,074 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:57:47,075 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:57:47,075 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:57:47,075 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:57:47,076 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:57:47,076 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:57:47,078 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:57:47,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:57:47,078 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:57:47,081 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:57:47,081 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:57:47,081 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:57:47,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:57:47,082 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:57:47,082 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 -> 6130fdca110c1480a29bbb9b3c6c30b6105c067f [2019-11-24 20:57:47,682 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:57:47,715 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:57:47,721 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:57:47,726 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:57:47,727 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:57:47,728 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label12.c [2019-11-24 20:57:47,890 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8ab24f9f/ecea542879cf469386841a8e6132b361/FLAGcb2f133a4 [2019-11-24 20:57:50,004 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:57:50,008 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label12.c [2019-11-24 20:57:50,123 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8ab24f9f/ecea542879cf469386841a8e6132b361/FLAGcb2f133a4 [2019-11-24 20:57:50,180 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8ab24f9f/ecea542879cf469386841a8e6132b361 [2019-11-24 20:57:50,188 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:57:50,195 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:57:50,199 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:50,201 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:57:50,209 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:57:50,210 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:50" (1/1) ... [2019-11-24 20:57:50,223 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:50, skipping insertion in model container [2019-11-24 20:57:50,224 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:57:50" (1/1) ... [2019-11-24 20:57:50,242 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:57:50,727 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:57:55,774 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:55,792 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:57:58,587 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:57:58,715 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:57:58,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:58 WrapperNode [2019-11-24 20:57:58,718 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:57:58,721 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:57:58,721 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:57:58,721 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:57:58,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:58" (1/1) ... [2019-11-24 20:57:58,940 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:58" (1/1) ... [2019-11-24 20:58:00,249 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:00,252 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:58:00,252 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:58:00,253 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:58:00,276 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:58" (1/1) ... [2019-11-24 20:58:00,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:58" (1/1) ... [2019-11-24 20:58:00,494 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:58" (1/1) ... [2019-11-24 20:58:00,495 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:58" (1/1) ... [2019-11-24 20:58:02,024 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:58" (1/1) ... [2019-11-24 20:58:02,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:58" (1/1) ... [2019-11-24 20:58:02,435 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:57:58" (1/1) ... [2019-11-24 20:58:02,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:58:02,904 INFO L168 Benchmark]: Toolchain (without parser) took 12704.24 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 773.6 MB in the end (delta: 165.2 MB). Peak memory consumption was 389.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:02,906 INFO L168 Benchmark]: CDTParser took 3.37 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. [2019-11-24 20:58:02,909 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8521.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 870.3 MB in the end (delta: 68.5 MB). Peak memory consumption was 276.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:02,912 INFO L168 Benchmark]: Boogie Procedure Inliner took 1531.14 ms. Allocated memory is still 1.0 GB. Free memory was 870.3 MB in the beginning and 697.5 MB in the end (delta: 172.8 MB). Peak memory consumption was 172.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:02,918 INFO L168 Benchmark]: Boogie Preprocessor took 2643.87 ms. Allocated memory is still 1.0 GB. Free memory was 697.5 MB in the beginning and 773.6 MB in the end (delta: -76.0 MB). Peak memory consumption was 148.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:02,929 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.37 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 8521.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 870.3 MB in the end (delta: 68.5 MB). Peak memory consumption was 276.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1531.14 ms. Allocated memory is still 1.0 GB. Free memory was 870.3 MB in the beginning and 697.5 MB in the end (delta: 172.8 MB). Peak memory consumption was 172.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2643.87 ms. Allocated memory is still 1.0 GB. Free memory was 697.5 MB in the beginning and 773.6 MB in the end (delta: -76.0 MB). Peak memory consumption was 148.5 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 0.1.24-32f2683 [2019-11-24 20:58:07,092 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:58:07,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:58:07,133 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:58:07,135 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:58:07,137 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:58:07,142 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:58:07,162 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:58:07,166 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:58:07,169 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:58:07,174 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:58:07,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:58:07,179 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:58:07,184 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:58:07,189 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:58:07,191 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:58:07,194 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:58:07,199 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:58:07,205 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:58:07,214 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:58:07,222 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:58:07,228 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:58:07,233 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:58:07,236 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:58:07,244 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:58:07,244 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:58:07,245 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:58:07,247 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:58:07,248 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:58:07,250 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:58:07,252 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:58:07,253 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:58:07,255 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:58:07,259 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:58:07,263 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:58:07,264 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:58:07,265 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:58:07,266 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:58:07,266 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:58:07,269 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:58:07,271 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:58:07,272 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:58:07,315 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:58:07,316 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:58:07,320 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:58:07,321 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:58:07,324 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:58:07,324 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:58:07,325 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:58:07,325 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:58:07,325 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:58:07,326 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:58:07,327 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:58:07,327 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:58:07,330 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:58:07,331 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:58:07,331 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:58:07,331 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:58:07,332 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:58:07,332 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:58:07,332 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:58:07,333 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:58:07,335 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:58:07,336 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:58:07,336 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:58:07,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:58:07,337 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:58:07,338 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:58:07,338 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:58:07,338 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:58:07,341 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:58:07,341 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:58:07,342 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:58:07,343 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 -> 6130fdca110c1480a29bbb9b3c6c30b6105c067f [2019-11-24 20:58:07,973 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:58:08,003 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:58:08,011 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:58:08,015 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:58:08,016 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:58:08,017 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label12.c [2019-11-24 20:58:08,178 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a55b61702/7a8d4382b71043c69bb0f8d336b1fe36/FLAGdb1fb4a0b [2019-11-24 20:58:10,325 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:58:10,329 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label12.c [2019-11-24 20:58:10,477 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a55b61702/7a8d4382b71043c69bb0f8d336b1fe36/FLAGdb1fb4a0b [2019-11-24 20:58:10,519 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a55b61702/7a8d4382b71043c69bb0f8d336b1fe36 [2019-11-24 20:58:10,528 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:58:10,534 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:58:10,539 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:10,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:58:10,549 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:58:10,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:10" (1/1) ... [2019-11-24 20:58:10,561 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c715f25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:10, skipping insertion in model container [2019-11-24 20:58:10,562 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:58:10" (1/1) ... [2019-11-24 20:58:10,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:58:11,044 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:58:16,629 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:16,645 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:58:20,081 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:58:20,220 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:58:20,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:20 WrapperNode [2019-11-24 20:58:20,222 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:58:20,223 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:20,225 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:58:20,226 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:58:20,251 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:20" (1/1) ... [2019-11-24 20:58:20,447 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:20" (1/1) ... [2019-11-24 20:58:21,006 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:58:21,008 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:58:21,008 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:58:21,009 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:58:21,030 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:20" (1/1) ... [2019-11-24 20:58:21,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:20" (1/1) ... [2019-11-24 20:58:21,631 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:20" (1/1) ... [2019-11-24 20:58:21,633 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:20" (1/1) ... [2019-11-24 20:58:22,101 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:20" (1/1) ... [2019-11-24 20:58:22,200 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:20" (1/1) ... [2019-11-24 20:58:22,323 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:58:20" (1/1) ... [2019-11-24 20:58:22,423 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:58:22,435 INFO L168 Benchmark]: Toolchain (without parser) took 11896.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 852.8 MB in the end (delta: 80.2 MB). Peak memory consumption was 306.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:22,436 INFO L168 Benchmark]: CDTParser took 2.56 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. [2019-11-24 20:58:22,437 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9683.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 753.7 MB in the end (delta: 179.3 MB). Peak memory consumption was 252.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:22,440 INFO L168 Benchmark]: Boogie Procedure Inliner took 785.11 ms. Allocated memory is still 1.0 GB. Free memory was 753.7 MB in the beginning and 680.9 MB in the end (delta: 72.9 MB). Peak memory consumption was 72.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:22,444 INFO L168 Benchmark]: Boogie Preprocessor took 1418.51 ms. Allocated memory is still 1.0 GB. Free memory was 680.9 MB in the beginning and 852.8 MB in the end (delta: -172.0 MB). Peak memory consumption was 54.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:58:22,455 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.56 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 9683.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 753.7 MB in the end (delta: 179.3 MB). Peak memory consumption was 252.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 785.11 ms. Allocated memory is still 1.0 GB. Free memory was 753.7 MB in the beginning and 680.9 MB in the end (delta: 72.9 MB). Peak memory consumption was 72.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1418.51 ms. Allocated memory is still 1.0 GB. Free memory was 680.9 MB in the beginning and 852.8 MB in the end (delta: -172.0 MB). Peak memory consumption was 54.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...