./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label24.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/Problem15_label24.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 3ce72b7e5333914b2e09c2dde7071fc003367434 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem15_label24.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 3ce72b7e5333914b2e09c2dde7071fc003367434 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:48:58,330 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:48:58,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:48:58,368 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:48:58,371 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:48:58,373 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:48:58,377 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:48:58,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:48:58,398 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:48:58,403 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:48:58,407 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:48:58,415 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:48:58,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:48:58,420 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:48:58,422 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:48:58,426 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:48:58,428 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:48:58,430 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:48:58,435 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:48:58,442 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:48:58,449 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:48:58,456 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:48:58,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:48:58,463 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:48:58,469 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:48:58,469 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:48:58,470 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:48:58,473 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:48:58,474 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:48:58,478 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:48:58,478 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:48:58,479 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:48:58,482 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:48:58,488 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:48:58,490 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:48:58,490 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:48:58,494 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:48:58,495 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:48:58,495 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:48:58,498 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:48:58,503 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:48:58,504 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:48:58,560 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:48:58,564 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:48:58,568 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:48:58,570 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:48:58,570 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:48:58,571 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:48:58,575 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:48:58,575 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:48:58,576 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:48:58,576 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:48:58,576 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:48:58,576 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:48:58,578 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:48:58,578 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:48:58,579 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:48:58,580 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:48:58,583 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:48:58,583 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:48:58,584 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:48:58,584 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:48:58,584 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:48:58,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:48:58,585 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:48:58,586 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:48:58,586 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:48:58,586 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:48:58,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:48:58,588 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:48:58,589 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 -> 3ce72b7e5333914b2e09c2dde7071fc003367434 [2019-11-26 16:48:59,156 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:48:59,189 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:48:59,197 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:48:59,201 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:48:59,203 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:48:59,205 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label24.c [2019-11-26 16:48:59,372 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e6ea2f55/96388550fb124750883c4fce7432fb85/FLAG86f25c8f5 [2019-11-26 16:49:00,794 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:00,799 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label24.c [2019-11-26 16:49:00,848 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e6ea2f55/96388550fb124750883c4fce7432fb85/FLAG86f25c8f5 [2019-11-26 16:49:00,894 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e6ea2f55/96388550fb124750883c4fce7432fb85 [2019-11-26 16:49:00,904 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:00,910 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:00,914 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:00,916 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:00,927 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:00,928 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:00" (1/1) ... [2019-11-26 16:49:00,935 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:00, skipping insertion in model container [2019-11-26 16:49:00,935 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:00" (1/1) ... [2019-11-26 16:49:00,958 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:01,137 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:02,938 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:02,952 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:04,066 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:04,109 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:04,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04 WrapperNode [2019-11-26 16:49:04,111 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:04,114 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:04,114 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:04,114 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:04,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:04,230 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:04,641 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:04,645 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:04,645 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:04,645 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:04,668 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:04,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:04,725 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:04,728 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:04,910 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:04,961 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:05,058 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:04" (1/1) ... [2019-11-26 16:49:05,153 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:05,162 INFO L168 Benchmark]: Toolchain (without parser) took 4249.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 857.0 MB in the end (delta: 98.8 MB). Peak memory consumption was 98.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:05,163 INFO L168 Benchmark]: CDTParser took 2.37 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 16:49:05,167 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3196.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 914.9 MB in the end (delta: 41.0 MB). Peak memory consumption was 41.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:05,171 INFO L168 Benchmark]: Boogie Procedure Inliner took 530.70 ms. Allocated memory is still 1.0 GB. Free memory was 914.9 MB in the beginning and 874.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:05,174 INFO L168 Benchmark]: Boogie Preprocessor took 508.62 ms. Allocated memory is still 1.0 GB. Free memory was 874.8 MB in the beginning and 857.0 MB in the end (delta: 17.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:05,187 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.37 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 3196.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 914.9 MB in the end (delta: 41.0 MB). Peak memory consumption was 41.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 530.70 ms. Allocated memory is still 1.0 GB. Free memory was 914.9 MB in the beginning and 874.8 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 508.62 ms. Allocated memory is still 1.0 GB. Free memory was 874.8 MB in the beginning and 857.0 MB in the end (delta: 17.8 MB). Peak memory consumption was 17.8 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 16:49:09,107 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:09,114 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:09,142 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:09,142 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:09,145 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:09,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:09,157 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:09,163 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:09,166 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:09,167 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:09,171 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:09,171 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:09,175 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:09,176 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:09,178 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:09,180 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:09,181 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:09,183 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:09,187 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:09,193 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:09,197 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:09,198 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:09,202 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:09,205 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:09,207 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:09,207 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:09,208 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:09,209 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:09,209 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:09,212 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:09,212 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:09,213 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:09,214 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:09,217 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:09,218 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:09,218 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:09,219 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:09,219 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:09,220 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:09,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:09,224 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:49:09,262 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:09,266 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:09,267 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:09,268 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:09,268 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:09,268 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:09,268 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:09,269 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:09,269 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:09,269 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:09,270 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:09,270 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:09,273 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:49:09,273 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:49:09,273 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:09,273 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:09,274 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:09,274 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:09,274 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:09,274 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:09,274 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:09,275 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:09,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:09,275 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:09,275 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:09,275 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:09,276 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:49:09,276 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:49:09,278 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:09,278 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:49:09,279 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 -> 3ce72b7e5333914b2e09c2dde7071fc003367434 [2019-11-26 16:49:09,811 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:09,851 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:09,858 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:09,863 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:09,864 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:09,867 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label24.c [2019-11-26 16:49:10,024 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/480b04314/15ea7e6c0d884fc7b28833882c20897e/FLAGbf0c46b11 [2019-11-26 16:49:11,401 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:11,403 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label24.c [2019-11-26 16:49:11,455 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/480b04314/15ea7e6c0d884fc7b28833882c20897e/FLAGbf0c46b11 [2019-11-26 16:49:11,705 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/480b04314/15ea7e6c0d884fc7b28833882c20897e [2019-11-26 16:49:11,717 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:11,724 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:11,730 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:11,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:11,743 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:11,744 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:11" (1/1) ... [2019-11-26 16:49:11,753 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:11, skipping insertion in model container [2019-11-26 16:49:11,754 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:11" (1/1) ... [2019-11-26 16:49:11,777 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:11,959 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:13,975 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:13,990 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:14,670 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:14,713 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:14,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14 WrapperNode [2019-11-26 16:49:14,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:14,718 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:14,720 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:14,720 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:14,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:14,828 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:15,016 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:15,019 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:15,019 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:15,019 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:15,041 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:15,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:15,083 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:15,087 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:15,210 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:15,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:15,283 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:14" (1/1) ... [2019-11-26 16:49:15,302 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:15,312 INFO L168 Benchmark]: Toolchain (without parser) took 3586.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.0 MB in the end (delta: 83.0 MB). Peak memory consumption was 83.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:15,313 INFO L168 Benchmark]: CDTParser took 0.50 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 16:49:15,316 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2987.59 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 895.9 MB in the end (delta: 60.0 MB). Peak memory consumption was 60.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:15,319 INFO L168 Benchmark]: Boogie Procedure Inliner took 299.88 ms. Allocated memory is still 1.0 GB. Free memory was 895.9 MB in the beginning and 884.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:15,323 INFO L168 Benchmark]: Boogie Preprocessor took 285.07 ms. Allocated memory is still 1.0 GB. Free memory was 884.5 MB in the beginning and 873.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:15,334 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 2987.59 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 895.9 MB in the end (delta: 60.0 MB). Peak memory consumption was 60.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 299.88 ms. Allocated memory is still 1.0 GB. Free memory was 895.9 MB in the beginning and 884.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 285.07 ms. Allocated memory is still 1.0 GB. Free memory was 884.5 MB in the beginning and 873.0 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...