./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label21.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem05_label21.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 1b79f1dddba98255ed76d406a02bb0f3abee06ab .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem05_label21.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 1b79f1dddba98255ed76d406a02bb0f3abee06ab .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:23:25,330 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:25,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:25,369 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:25,374 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:25,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:25,379 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:25,398 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:25,401 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:25,406 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:25,411 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:25,413 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:25,415 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:25,421 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:25,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:25,427 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:25,430 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:25,433 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:25,440 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:25,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:25,454 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:25,462 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:25,464 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:25,468 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:25,476 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:25,477 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:25,477 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:25,481 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:25,481 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:25,485 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:25,485 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:25,488 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:25,489 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:25,493 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:25,495 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:25,498 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:25,499 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:25,499 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:25,500 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:25,502 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:25,507 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:25,508 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:23:25,548 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:25,550 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:25,554 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:25,555 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:25,555 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:25,558 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:25,558 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:25,559 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:23:25,559 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:25,559 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:25,560 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:25,561 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:25,561 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:25,563 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:25,563 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:25,564 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:25,564 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:25,564 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:25,566 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:25,566 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:25,566 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:25,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:25,569 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:25,570 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:25,570 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:25,570 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:23:25,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:23:25,571 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:25,571 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 -> 1b79f1dddba98255ed76d406a02bb0f3abee06ab [2019-11-27 09:23:26,147 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:26,175 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:26,182 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:26,185 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:26,187 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:26,191 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label21.c [2019-11-27 09:23:26,351 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34505f33f/d4b2a550d9174784815b17b87d78c95f/FLAG923c15a36 [2019-11-27 09:23:28,377 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:28,381 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label21.c [2019-11-27 09:23:28,523 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34505f33f/d4b2a550d9174784815b17b87d78c95f/FLAG923c15a36 [2019-11-27 09:23:28,562 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34505f33f/d4b2a550d9174784815b17b87d78c95f [2019-11-27 09:23:28,572 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:28,576 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:28,579 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:28,582 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:28,588 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:28,594 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:28" (1/1) ... [2019-11-27 09:23:28,598 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:28, skipping insertion in model container [2019-11-27 09:23:28,599 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:28" (1/1) ... [2019-11-27 09:23:28,613 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:29,212 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:34,281 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:34,297 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:37,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:37,682 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:37,683 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:37 WrapperNode [2019-11-27 09:23:37,684 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:37,685 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:37,688 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:37,688 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:37,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:37" (1/1) ... [2019-11-27 09:23:37,867 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:37" (1/1) ... [2019-11-27 09:23:38,440 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:38,445 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:38,446 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:38,446 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:38,473 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:37" (1/1) ... [2019-11-27 09:23:38,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:37" (1/1) ... [2019-11-27 09:23:38,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:37" (1/1) ... [2019-11-27 09:23:38,566 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:37" (1/1) ... [2019-11-27 09:23:38,906 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:37" (1/1) ... [2019-11-27 09:23:39,032 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:37" (1/1) ... [2019-11-27 09:23:39,143 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:37" (1/1) ... [2019-11-27 09:23:39,255 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:39,265 INFO L168 Benchmark]: Toolchain (without parser) took 10683.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 738.9 MB in the end (delta: 194.1 MB). Peak memory consumption was 194.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:39,268 INFO L168 Benchmark]: CDTParser took 0.44 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:23:39,269 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9105.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 879.3 MB in the end (delta: 53.6 MB). Peak memory consumption was 272.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:39,275 INFO L168 Benchmark]: Boogie Procedure Inliner took 759.33 ms. Allocated memory is still 1.0 GB. Free memory was 879.3 MB in the beginning and 797.8 MB in the end (delta: 81.4 MB). Peak memory consumption was 81.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:39,278 INFO L168 Benchmark]: Boogie Preprocessor took 810.88 ms. Allocated memory is still 1.0 GB. Free memory was 797.8 MB in the beginning and 738.9 MB in the end (delta: 59.0 MB). Peak memory consumption was 59.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:39,288 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 9105.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 879.3 MB in the end (delta: 53.6 MB). Peak memory consumption was 272.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 759.33 ms. Allocated memory is still 1.0 GB. Free memory was 879.3 MB in the beginning and 797.8 MB in the end (delta: 81.4 MB). Peak memory consumption was 81.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 810.88 ms. Allocated memory is still 1.0 GB. Free memory was 797.8 MB in the beginning and 738.9 MB in the end (delta: 59.0 MB). Peak memory consumption was 59.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:23:43,187 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:43,190 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:43,223 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:43,224 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:43,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:43,233 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:43,248 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:43,257 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:43,263 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:43,267 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:43,271 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:43,274 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:43,277 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:43,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:43,286 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:43,287 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:43,294 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:43,297 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:43,305 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:43,313 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:43,319 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:43,323 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:43,330 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:43,335 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:43,337 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:43,337 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:43,339 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:43,342 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:43,343 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:43,347 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:43,348 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:43,349 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:43,352 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:43,355 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:43,356 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:43,358 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:43,359 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:43,361 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:43,362 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:43,365 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:43,369 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:23:43,413 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:43,414 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:43,418 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:43,419 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:43,419 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:43,422 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:43,422 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:43,422 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:43,423 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:43,423 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:43,424 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:43,425 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:43,425 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:23:43,427 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:23:43,427 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:43,428 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:43,428 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:43,428 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:43,429 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:43,429 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:43,432 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:43,432 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:43,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:43,433 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:43,433 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:43,433 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:43,434 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:23:43,434 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:23:43,434 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:43,434 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:23:43,438 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 -> 1b79f1dddba98255ed76d406a02bb0f3abee06ab [2019-11-27 09:23:44,006 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:44,040 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:44,044 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:44,052 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:44,052 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:44,057 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label21.c [2019-11-27 09:23:44,210 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5feecf1d8/a69ca30bfca046a99fd7d848fc7da08b/FLAGf7df1324e [2019-11-27 09:23:46,446 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:46,451 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label21.c [2019-11-27 09:23:46,590 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5feecf1d8/a69ca30bfca046a99fd7d848fc7da08b/FLAGf7df1324e [2019-11-27 09:23:46,634 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5feecf1d8/a69ca30bfca046a99fd7d848fc7da08b [2019-11-27 09:23:46,646 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:46,651 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:46,655 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:46,656 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:46,662 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:46,666 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:46" (1/1) ... [2019-11-27 09:23:46,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:46, skipping insertion in model container [2019-11-27 09:23:46,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:46" (1/1) ... [2019-11-27 09:23:46,694 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:47,257 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:53,464 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:53,480 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:56,519 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:56,692 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:56,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:56 WrapperNode [2019-11-27 09:23:56,694 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:56,698 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:56,698 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:56,698 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:56,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:56" (1/1) ... [2019-11-27 09:23:56,913 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:56" (1/1) ... [2019-11-27 09:23:57,459 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:57,461 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:57,461 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:57,461 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:57,478 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:56" (1/1) ... [2019-11-27 09:23:57,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:56" (1/1) ... [2019-11-27 09:23:57,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:56" (1/1) ... [2019-11-27 09:23:57,566 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:56" (1/1) ... [2019-11-27 09:23:57,840 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:56" (1/1) ... [2019-11-27 09:23:57,950 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:56" (1/1) ... [2019-11-27 09:23:58,062 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:56" (1/1) ... [2019-11-27 09:23:58,171 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:58,180 INFO L168 Benchmark]: Toolchain (without parser) took 11523.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 714.9 MB in the end (delta: 223.8 MB). Peak memory consumption was 223.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:58,181 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:23:58,185 INFO L168 Benchmark]: CACSL2BoogieTranslator took 10041.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 850.6 MB in the end (delta: 88.0 MB). Peak memory consumption was 273.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:58,186 INFO L168 Benchmark]: Boogie Procedure Inliner took 763.07 ms. Allocated memory is still 1.0 GB. Free memory was 850.6 MB in the beginning and 771.2 MB in the end (delta: 79.4 MB). Peak memory consumption was 79.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:58,189 INFO L168 Benchmark]: Boogie Preprocessor took 710.44 ms. Allocated memory is still 1.0 GB. Free memory was 771.2 MB in the beginning and 714.9 MB in the end (delta: 56.3 MB). Peak memory consumption was 56.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:58,199 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 10041.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 850.6 MB in the end (delta: 88.0 MB). Peak memory consumption was 273.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 763.07 ms. Allocated memory is still 1.0 GB. Free memory was 850.6 MB in the beginning and 771.2 MB in the end (delta: 79.4 MB). Peak memory consumption was 79.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 710.44 ms. Allocated memory is still 1.0 GB. Free memory was 771.2 MB in the beginning and 714.9 MB in the end (delta: 56.3 MB). Peak memory consumption was 56.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...