./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label59.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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_label59.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 7071d7c0094276f6804da409e5852a5d9a76e390 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label59.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 7071d7c0094276f6804da409e5852a5d9a76e390 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:51:41,286 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:41,293 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:41,327 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:41,328 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:41,332 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:41,336 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:41,355 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:41,359 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:41,364 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:41,370 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:41,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:41,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:41,379 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:41,383 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:41,386 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:41,391 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:41,394 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:41,403 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:41,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:41,417 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:41,426 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:41,431 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:41,433 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:41,440 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:41,441 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:41,443 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:41,445 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:41,449 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:41,450 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:41,451 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:41,452 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:41,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:41,457 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:41,460 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:41,461 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:41,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:41,465 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:41,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:41,469 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:41,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:41,475 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:41,517 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:41,517 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:41,522 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:41,522 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:41,523 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:41,524 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:41,524 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:41,526 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:41,526 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:41,526 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:41,528 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:41,529 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:41,529 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:41,530 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:41,532 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:41,532 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:41,532 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:41,533 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:41,533 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:41,534 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:41,537 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:41,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:41,538 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:41,538 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:41,539 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:41,539 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:41,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:41,540 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:41,540 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 -> 7071d7c0094276f6804da409e5852a5d9a76e390 [2019-11-26 16:51:42,093 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:42,119 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:42,126 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:42,130 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:42,132 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:42,133 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label59.c [2019-11-26 16:51:42,290 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abe7288f6/c6e6b62329ce476ab10742919ab0e41f/FLAG8a311f6bf [2019-11-26 16:51:43,800 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:43,803 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label59.c [2019-11-26 16:51:43,864 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abe7288f6/c6e6b62329ce476ab10742919ab0e41f/FLAG8a311f6bf [2019-11-26 16:51:43,902 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/abe7288f6/c6e6b62329ce476ab10742919ab0e41f [2019-11-26 16:51:43,908 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:43,912 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:43,916 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:43,917 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:43,923 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:43,927 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:43" (1/1) ... [2019-11-26 16:51:43,935 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65fae4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:43, skipping insertion in model container [2019-11-26 16:51:43,937 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:43" (1/1) ... [2019-11-26 16:51:43,956 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:44,186 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:46,642 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:46,656 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:47,781 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:47,849 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:47,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:47 WrapperNode [2019-11-26 16:51:47,854 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:47,855 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:47,856 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:47,856 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:47,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:47" (1/1) ... [2019-11-26 16:51:47,976 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:47" (1/1) ... [2019-11-26 16:51:48,381 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:48,385 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:48,385 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:48,388 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:48,408 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:47" (1/1) ... [2019-11-26 16:51:48,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:47" (1/1) ... [2019-11-26 16:51:48,481 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:47" (1/1) ... [2019-11-26 16:51:48,482 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:47" (1/1) ... [2019-11-26 16:51:48,745 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:47" (1/1) ... [2019-11-26 16:51:48,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:47" (1/1) ... [2019-11-26 16:51:48,909 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:47" (1/1) ... [2019-11-26 16:51:49,004 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:49,018 INFO L168 Benchmark]: Toolchain (without parser) took 5099.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 798.5 MB in the end (delta: 151.7 MB). Peak memory consumption was 151.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:49,019 INFO L168 Benchmark]: CDTParser took 1.43 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. [2019-11-26 16:51:49,023 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3938.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 867.8 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:49,025 INFO L168 Benchmark]: Boogie Procedure Inliner took 528.86 ms. Allocated memory is still 1.0 GB. Free memory was 867.8 MB in the beginning and 827.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:49,029 INFO L168 Benchmark]: Boogie Preprocessor took 624.85 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 798.5 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:49,042 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.43 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 3938.40 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 867.8 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 528.86 ms. Allocated memory is still 1.0 GB. Free memory was 867.8 MB in the beginning and 827.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 624.85 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 798.5 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 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 0.1.24-025d5a2 [2019-11-26 16:51:53,075 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:53,080 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:53,116 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:53,117 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:53,119 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:53,125 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:53,142 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:53,147 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:53,153 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:53,155 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:53,159 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:53,162 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:53,166 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:53,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:53,175 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:53,177 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:53,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:53,187 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:53,196 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:53,204 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:53,210 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:53,213 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:53,217 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:53,224 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:53,227 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:53,227 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:53,229 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:53,232 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:53,233 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:53,235 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:53,236 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:53,239 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:53,242 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:53,244 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:53,246 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:53,247 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:53,249 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:53,249 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:53,250 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:53,255 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:53,256 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:51:53,295 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:53,296 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:53,302 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:53,302 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:53,302 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:53,303 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:53,303 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:53,303 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:53,304 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:53,306 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:53,307 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:53,307 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:53,308 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:51:53,308 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:51:53,308 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:53,311 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:53,311 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:53,311 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:53,312 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:53,312 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:53,312 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:53,313 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:53,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:53,314 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:53,316 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:53,316 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:53,317 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:51:53,317 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:51:53,317 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:53,319 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:51:53,320 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 -> 7071d7c0094276f6804da409e5852a5d9a76e390 [2019-11-26 16:51:53,817 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:53,849 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:53,856 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:53,858 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:53,861 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:53,865 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label59.c [2019-11-26 16:51:54,020 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dacd45f75/5481e8e81ede41e38a295f9c38091462/FLAGaf2be3e40 [2019-11-26 16:51:55,491 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:55,492 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label59.c [2019-11-26 16:51:55,552 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dacd45f75/5481e8e81ede41e38a295f9c38091462/FLAGaf2be3e40 [2019-11-26 16:51:55,666 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dacd45f75/5481e8e81ede41e38a295f9c38091462 [2019-11-26 16:51:55,678 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:55,680 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:55,686 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:55,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:55,699 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:55,700 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:55" (1/1) ... [2019-11-26 16:51:55,707 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:55, skipping insertion in model container [2019-11-26 16:51:55,710 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:55" (1/1) ... [2019-11-26 16:51:55,728 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:56,000 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:58,678 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:58,694 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:59,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:59,995 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:59,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:59 WrapperNode [2019-11-26 16:51:59,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:52:00,000 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:00,002 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:52:00,002 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:52:00,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:59" (1/1) ... [2019-11-26 16:52:00,123 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:59" (1/1) ... [2019-11-26 16:52:00,405 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:52:00,406 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:52:00,406 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:52:00,406 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:52:00,429 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:59" (1/1) ... [2019-11-26 16:52:00,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:59" (1/1) ... [2019-11-26 16:52:00,491 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:59" (1/1) ... [2019-11-26 16:52:00,493 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:59" (1/1) ... [2019-11-26 16:52:00,653 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:59" (1/1) ... [2019-11-26 16:52:00,717 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:59" (1/1) ... [2019-11-26 16:52:00,761 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:59" (1/1) ... [2019-11-26 16:52:00,799 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:52:00,813 INFO L168 Benchmark]: Toolchain (without parser) took 5125.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 808.8 MB in the end (delta: 141.4 MB). Peak memory consumption was 141.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:00,814 INFO L168 Benchmark]: CDTParser took 0.41 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. [2019-11-26 16:52:00,816 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4311.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 860.4 MB in the end (delta: 89.8 MB). Peak memory consumption was 89.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:00,817 INFO L168 Benchmark]: Boogie Procedure Inliner took 405.95 ms. Allocated memory is still 1.0 GB. Free memory was 860.4 MB in the beginning and 831.8 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:00,822 INFO L168 Benchmark]: Boogie Preprocessor took 397.11 ms. Allocated memory is still 1.0 GB. Free memory was 831.8 MB in the beginning and 808.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:52:00,831 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4311.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 860.4 MB in the end (delta: 89.8 MB). Peak memory consumption was 89.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 405.95 ms. Allocated memory is still 1.0 GB. Free memory was 860.4 MB in the beginning and 831.8 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 397.11 ms. Allocated memory is still 1.0 GB. Free memory was 831.8 MB in the beginning and 808.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...