./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label16.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/Problem03_label16.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 4d44dcfdf0e0ddc3cfa58572eaaf1577b27d553d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem03_label16.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 4d44dcfdf0e0ddc3cfa58572eaaf1577b27d553d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:40:34,813 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:34,817 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:34,853 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:34,856 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:34,858 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:34,863 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:34,880 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:34,886 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:34,888 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:34,891 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:34,896 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:34,900 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:34,905 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:34,907 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:34,912 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:34,915 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:34,922 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:34,925 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:34,934 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:34,944 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:34,949 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:34,953 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:34,957 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:34,966 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:34,966 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:34,967 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:34,969 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:34,972 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:34,973 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:34,976 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:34,977 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:34,978 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:34,982 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:34,985 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:34,988 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:34,989 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:34,990 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:34,990 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:34,991 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:34,996 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:34,998 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:40:35,040 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:35,041 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:35,049 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:35,049 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:35,050 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:35,050 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:35,050 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:35,051 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:40:35,051 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:35,051 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:35,054 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:35,054 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:35,056 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:35,056 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:35,057 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:35,059 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:35,059 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:35,059 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:35,060 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:35,060 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:35,060 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:35,062 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:35,062 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:35,062 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:35,064 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:35,064 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:35,067 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:40:35,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:40:35,067 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:35,068 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 -> 4d44dcfdf0e0ddc3cfa58572eaaf1577b27d553d [2019-11-24 20:40:35,633 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:35,664 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:35,674 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:35,676 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:35,679 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:35,681 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label16.c [2019-11-24 20:40:35,850 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1f2b1ed1/3bad34a6cb374c0498c5c950a91c4df1/FLAGbf10b180f [2019-11-24 20:40:37,224 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:37,225 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label16.c [2019-11-24 20:40:37,268 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1f2b1ed1/3bad34a6cb374c0498c5c950a91c4df1/FLAGbf10b180f [2019-11-24 20:40:37,309 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1f2b1ed1/3bad34a6cb374c0498c5c950a91c4df1 [2019-11-24 20:40:37,319 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:37,323 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:37,330 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:37,333 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:37,340 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:37,342 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:37" (1/1) ... [2019-11-24 20:40:37,353 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:37, skipping insertion in model container [2019-11-24 20:40:37,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:37" (1/1) ... [2019-11-24 20:40:37,376 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:37,532 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:39,104 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:39,122 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:39,696 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:39,746 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:39,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:39 WrapperNode [2019-11-24 20:40:39,750 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:39,751 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:39,753 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:39,753 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:39,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:39" (1/1) ... [2019-11-24 20:40:39,856 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:39" (1/1) ... [2019-11-24 20:40:40,049 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:40,052 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:40,052 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:40,053 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:40,075 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:39" (1/1) ... [2019-11-24 20:40:40,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:39" (1/1) ... [2019-11-24 20:40:40,093 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:39" (1/1) ... [2019-11-24 20:40:40,093 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:39" (1/1) ... [2019-11-24 20:40:40,189 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:39" (1/1) ... [2019-11-24 20:40:40,236 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:39" (1/1) ... [2019-11-24 20:40:40,276 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:39" (1/1) ... [2019-11-24 20:40:40,315 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:40,324 INFO L168 Benchmark]: Toolchain (without parser) took 2995.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 902.3 MB in the end (delta: 52.2 MB). Peak memory consumption was 52.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:40,325 INFO L168 Benchmark]: CDTParser took 1.92 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 20:40:40,329 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2420.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 925.2 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:40,333 INFO L168 Benchmark]: Boogie Procedure Inliner took 300.76 ms. Allocated memory is still 1.0 GB. Free memory was 925.2 MB in the beginning and 913.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:40,336 INFO L168 Benchmark]: Boogie Preprocessor took 263.50 ms. Allocated memory is still 1.0 GB. Free memory was 913.8 MB in the beginning and 902.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:40,348 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.92 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 2420.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 925.2 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 300.76 ms. Allocated memory is still 1.0 GB. Free memory was 925.2 MB in the beginning and 913.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 263.50 ms. Allocated memory is still 1.0 GB. Free memory was 913.8 MB in the beginning and 902.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:40:44,415 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:44,422 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:44,459 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:44,462 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:44,464 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:44,469 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:44,485 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:44,490 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:44,496 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:44,498 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:44,503 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:44,505 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:44,509 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:44,515 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:44,518 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:44,521 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:44,526 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:44,532 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:44,544 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:44,553 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:44,562 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:44,568 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:44,570 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:44,582 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:44,583 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:44,583 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:44,586 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:44,588 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:44,590 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:44,592 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:44,593 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:44,598 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:44,600 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:44,603 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:44,606 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:44,607 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:44,608 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:44,608 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:44,610 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:44,614 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:44,615 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:40:44,655 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:44,657 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:44,663 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:44,664 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:44,664 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:44,665 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:44,665 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:44,665 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:44,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:44,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:44,669 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:44,670 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:44,670 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:44,671 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:40:44,671 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:40:44,673 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:44,673 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:44,673 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:44,674 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:44,674 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:44,675 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:44,678 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:44,678 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:44,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:44,679 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:44,679 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:44,679 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:44,680 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:40:44,680 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:40:44,680 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:44,682 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:40:44,685 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 -> 4d44dcfdf0e0ddc3cfa58572eaaf1577b27d553d [2019-11-24 20:40:45,259 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:45,301 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:45,310 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:45,315 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:45,319 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:45,320 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label16.c [2019-11-24 20:40:45,496 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/252bbda64/1ce1ad6856c64729980bb286629ce8ca/FLAGc8eb39ef1 [2019-11-24 20:40:47,090 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:47,091 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label16.c [2019-11-24 20:40:47,136 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/252bbda64/1ce1ad6856c64729980bb286629ce8ca/FLAGc8eb39ef1 [2019-11-24 20:40:47,175 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/252bbda64/1ce1ad6856c64729980bb286629ce8ca [2019-11-24 20:40:47,183 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:47,190 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:47,192 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:47,196 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:47,200 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:47,205 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:47" (1/1) ... [2019-11-24 20:40:47,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:47, skipping insertion in model container [2019-11-24 20:40:47,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:47" (1/1) ... [2019-11-24 20:40:47,233 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:47,394 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:40:49,113 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:49,135 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:40:50,099 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:40:50,153 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:40:50,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:50 WrapperNode [2019-11-24 20:40:50,158 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:50,162 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:50,162 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:40:50,164 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:40:50,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:50" (1/1) ... [2019-11-24 20:40:50,268 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:50" (1/1) ... [2019-11-24 20:40:50,453 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:40:50,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:40:50,458 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:40:50,459 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:40:50,482 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:50" (1/1) ... [2019-11-24 20:40:50,485 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:50" (1/1) ... [2019-11-24 20:40:50,505 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:50" (1/1) ... [2019-11-24 20:40:50,506 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:50" (1/1) ... [2019-11-24 20:40:50,616 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:50" (1/1) ... [2019-11-24 20:40:50,666 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:50" (1/1) ... [2019-11-24 20:40:50,705 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:50" (1/1) ... [2019-11-24 20:40:50,746 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:40:50,755 INFO L168 Benchmark]: Toolchain (without parser) took 3560.03 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 896.7 MB in the end (delta: 59.2 MB). Peak memory consumption was 59.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:50,757 INFO L168 Benchmark]: CDTParser took 2.80 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 20:40:50,759 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2969.46 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 919.7 MB in the end (delta: 36.3 MB). Peak memory consumption was 36.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:50,762 INFO L168 Benchmark]: Boogie Procedure Inliner took 295.25 ms. Allocated memory is still 1.0 GB. Free memory was 919.7 MB in the beginning and 908.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:50,765 INFO L168 Benchmark]: Boogie Preprocessor took 289.33 ms. Allocated memory is still 1.0 GB. Free memory was 908.2 MB in the beginning and 896.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:40:50,775 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.80 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 2969.46 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 919.7 MB in the end (delta: 36.3 MB). Peak memory consumption was 36.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 295.25 ms. Allocated memory is still 1.0 GB. Free memory was 919.7 MB in the beginning and 908.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 289.33 ms. Allocated memory is still 1.0 GB. Free memory was 908.2 MB in the beginning and 896.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...