./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label38.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/Problem18_label38.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 eaf6dfc68a671a5ba36d2ac6bed6ae62ad682bb2 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_label38.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 eaf6dfc68a671a5ba36d2ac6bed6ae62ad682bb2 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:38:35,360 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:35,363 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:35,385 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:35,387 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:35,390 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:35,393 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:35,424 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:35,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:35,435 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:35,439 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:35,445 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:35,448 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:35,453 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:35,457 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:35,462 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:35,466 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:35,473 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:35,480 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:35,490 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:35,497 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:35,505 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:35,510 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:35,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:35,526 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:35,527 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:35,527 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:35,531 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:35,532 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:35,534 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:35,537 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:35,539 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:35,543 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:35,544 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:35,547 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:35,548 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:35,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:35,554 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:35,554 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:35,556 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:35,559 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:35,562 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:38:35,608 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:35,608 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:35,613 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:35,614 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:35,614 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:35,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:35,616 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:35,617 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:38:35,619 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:35,619 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:35,620 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:35,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:35,621 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:35,624 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:35,625 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:35,625 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:35,625 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:35,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:35,626 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:35,626 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:35,626 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:35,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:35,629 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:35,630 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:35,630 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:35,631 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:38:35,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:38:35,634 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:35,635 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 -> eaf6dfc68a671a5ba36d2ac6bed6ae62ad682bb2 [2019-11-27 09:38:36,339 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:36,382 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:36,387 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:36,391 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:36,397 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:36,399 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label38.c [2019-11-27 09:38:36,589 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e8ef483e/0ea3093d44e04d6abbfeffb7a4db1ae9/FLAG3645b3947 [2019-11-27 09:38:38,277 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:38,283 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label38.c [2019-11-27 09:38:38,335 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e8ef483e/0ea3093d44e04d6abbfeffb7a4db1ae9/FLAG3645b3947 [2019-11-27 09:38:38,379 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e8ef483e/0ea3093d44e04d6abbfeffb7a4db1ae9 [2019-11-27 09:38:38,386 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:38,392 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:38,397 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:38,397 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:38,405 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:38,409 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:38" (1/1) ... [2019-11-27 09:38:38,418 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dddb048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:38, skipping insertion in model container [2019-11-27 09:38:38,419 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:38" (1/1) ... [2019-11-27 09:38:38,440 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:38,666 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:41,765 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:41,780 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:42,788 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:42,849 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:42,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:42 WrapperNode [2019-11-27 09:38:42,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:42,856 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:42,857 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:42,857 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:42,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:42" (1/1) ... [2019-11-27 09:38:42,968 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:42" (1/1) ... [2019-11-27 09:38:43,416 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:43,418 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:43,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:43,422 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:43,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:42" (1/1) ... [2019-11-27 09:38:43,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:42" (1/1) ... [2019-11-27 09:38:43,512 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:42" (1/1) ... [2019-11-27 09:38:43,513 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:42" (1/1) ... [2019-11-27 09:38:43,725 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:42" (1/1) ... [2019-11-27 09:38:43,795 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:42" (1/1) ... [2019-11-27 09:38:43,900 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:42" (1/1) ... [2019-11-27 09:38:44,041 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:44,051 INFO L168 Benchmark]: Toolchain (without parser) took 5653.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 802.9 MB in the end (delta: 151.7 MB). Peak memory consumption was 151.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:44,052 INFO L168 Benchmark]: CDTParser took 0.41 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 09:38:44,055 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4459.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 872.1 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:44,058 INFO L168 Benchmark]: Boogie Procedure Inliner took 561.71 ms. Allocated memory is still 1.0 GB. Free memory was 872.1 MB in the beginning and 826.3 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:44,064 INFO L168 Benchmark]: Boogie Preprocessor took 623.76 ms. Allocated memory is still 1.0 GB. Free memory was 826.3 MB in the beginning and 802.9 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:44,074 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4459.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 872.1 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 561.71 ms. Allocated memory is still 1.0 GB. Free memory was 872.1 MB in the beginning and 826.3 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 623.76 ms. Allocated memory is still 1.0 GB. Free memory was 826.3 MB in the beginning and 802.9 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 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 09:38:48,167 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:48,174 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:48,220 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:48,220 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:48,223 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:48,228 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:48,249 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:48,255 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:48,260 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:48,262 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:48,266 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:48,270 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:48,273 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:48,277 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:48,283 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:48,285 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:48,292 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:48,300 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:48,311 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:48,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:48,324 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:48,327 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:48,332 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:48,343 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:48,343 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:48,344 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:48,348 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:48,349 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:48,353 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:48,356 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:48,357 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:48,359 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:48,363 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:48,367 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:48,370 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:48,372 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:48,372 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:48,373 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:48,378 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:48,382 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:48,385 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:38:48,433 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:48,436 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:48,442 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:48,442 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:48,443 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:48,443 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:48,443 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:48,446 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:48,446 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:48,447 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:48,448 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:48,448 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:48,449 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:38:48,451 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:38:48,452 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:48,452 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:48,452 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:48,453 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:48,456 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:48,456 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:48,457 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:48,457 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:48,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:48,458 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:48,459 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:48,461 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:48,461 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:38:48,462 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:38:48,463 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:48,463 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:38:48,466 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 -> eaf6dfc68a671a5ba36d2ac6bed6ae62ad682bb2 [2019-11-27 09:38:49,221 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:49,250 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:49,257 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:49,263 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:49,263 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:49,265 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label38.c [2019-11-27 09:38:49,423 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76e13850d/7cad1db18f704f52be0bc6f13436fab8/FLAG0af0354f7 [2019-11-27 09:38:51,038 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:51,045 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label38.c [2019-11-27 09:38:51,114 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76e13850d/7cad1db18f704f52be0bc6f13436fab8/FLAG0af0354f7 [2019-11-27 09:38:51,611 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76e13850d/7cad1db18f704f52be0bc6f13436fab8 [2019-11-27 09:38:51,616 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:51,620 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:51,628 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:51,631 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:51,639 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:51,640 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:51" (1/1) ... [2019-11-27 09:38:51,648 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 27.11 09:38:51, skipping insertion in model container [2019-11-27 09:38:51,649 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:51" (1/1) ... [2019-11-27 09:38:51,669 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:51,902 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:55,164 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:55,177 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:56,310 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:56,370 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:56,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:56 WrapperNode [2019-11-27 09:38:56,377 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:56,378 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:56,378 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:56,379 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:56,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:56" (1/1) ... [2019-11-27 09:38:56,528 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:56" (1/1) ... [2019-11-27 09:38:56,873 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:56,876 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:56,876 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:56,878 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:56,902 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:56" (1/1) ... [2019-11-27 09:38:56,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:56" (1/1) ... [2019-11-27 09:38:56,960 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:56" (1/1) ... [2019-11-27 09:38:56,965 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:56" (1/1) ... [2019-11-27 09:38:57,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:56" (1/1) ... [2019-11-27 09:38:57,195 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:56" (1/1) ... [2019-11-27 09:38:57,256 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:56" (1/1) ... [2019-11-27 09:38:57,316 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:57,325 INFO L168 Benchmark]: Toolchain (without parser) took 5700.34 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 807.5 MB in the end (delta: 142.8 MB). Peak memory consumption was 142.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:57,328 INFO L168 Benchmark]: CDTParser took 3.75 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 09:38:57,331 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4749.06 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 854.9 MB in the end (delta: 95.4 MB). Peak memory consumption was 95.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:57,334 INFO L168 Benchmark]: Boogie Procedure Inliner took 497.67 ms. Allocated memory is still 1.0 GB. Free memory was 854.9 MB in the beginning and 826.1 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:57,339 INFO L168 Benchmark]: Boogie Preprocessor took 440.90 ms. Allocated memory is still 1.0 GB. Free memory was 826.1 MB in the beginning and 807.5 MB in the end (delta: 18.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:57,347 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.75 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 4749.06 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 854.9 MB in the end (delta: 95.4 MB). Peak memory consumption was 95.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 497.67 ms. Allocated memory is still 1.0 GB. Free memory was 854.9 MB in the beginning and 826.1 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 440.90 ms. Allocated memory is still 1.0 GB. Free memory was 826.1 MB in the beginning and 807.5 MB in the end (delta: 18.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...