./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label01.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem16_label01.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 e1618ad2fc712523ef1c51e8c9c14104e22fdbd6 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem16_label01.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 e1618ad2fc712523ef1c51e8c9c14104e22fdbd6 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:58:26,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:26,095 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:26,138 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:26,138 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:26,142 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:26,147 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:26,164 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:26,170 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:26,175 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:26,177 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:26,183 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:26,185 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:26,189 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:26,194 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:26,199 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:26,203 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:26,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:26,212 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:26,222 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:26,231 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:26,236 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:26,240 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:26,243 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:26,252 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:26,252 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:26,253 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:26,256 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:26,258 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:26,259 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:26,263 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:26,264 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:26,265 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:26,269 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:26,273 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:26,274 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:26,276 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:26,279 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:26,280 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:26,281 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:26,285 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:26,286 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:58:26,329 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:26,330 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:26,334 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:26,335 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:26,338 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:26,338 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:26,339 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:26,339 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:58:26,339 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:26,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:26,341 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:26,341 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:26,341 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:26,344 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:26,345 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:26,345 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:26,345 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:26,346 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:26,346 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:26,346 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:26,349 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:26,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:26,350 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:26,350 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:26,350 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:26,350 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:58:26,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:58:26,351 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:26,354 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 -> e1618ad2fc712523ef1c51e8c9c14104e22fdbd6 [2019-11-27 15:58:26,904 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:26,932 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:26,942 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:26,943 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:26,947 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:26,949 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label01.c [2019-11-27 15:58:27,122 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d18c0ed3/8ece231d21a742349436ecb14714b65f/FLAG8088cb667 [2019-11-27 15:58:28,552 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:28,559 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label01.c [2019-11-27 15:58:28,604 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d18c0ed3/8ece231d21a742349436ecb14714b65f/FLAG8088cb667 [2019-11-27 15:58:28,644 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d18c0ed3/8ece231d21a742349436ecb14714b65f [2019-11-27 15:58:28,652 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:28,656 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:28,662 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:28,662 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:28,669 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:28,675 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:28" (1/1) ... [2019-11-27 15:58:28,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ae0ad6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:28, skipping insertion in model container [2019-11-27 15:58:28,681 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:28" (1/1) ... [2019-11-27 15:58:28,699 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:28,859 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:30,575 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:30,590 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:31,679 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:31,736 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:31,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:31 WrapperNode [2019-11-27 15:58:31,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:31,742 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:31,744 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:31,744 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:31,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:31" (1/1) ... [2019-11-27 15:58:31,861 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:31" (1/1) ... [2019-11-27 15:58:32,168 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:32,171 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:32,173 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:32,173 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:32,196 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:31" (1/1) ... [2019-11-27 15:58:32,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:31" (1/1) ... [2019-11-27 15:58:32,230 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:31" (1/1) ... [2019-11-27 15:58:32,236 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:31" (1/1) ... [2019-11-27 15:58:32,369 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:31" (1/1) ... [2019-11-27 15:58:32,422 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:31" (1/1) ... [2019-11-27 15:58:32,483 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:31" (1/1) ... [2019-11-27 15:58:32,537 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:32,551 INFO L168 Benchmark]: Toolchain (without parser) took 3886.15 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 892.2 MB in the end (delta: 63.8 MB). Peak memory consumption was 63.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:32,552 INFO L168 Benchmark]: CDTParser took 3.15 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 15:58:32,555 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3080.00 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 932.4 MB in the end (delta: 23.5 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:32,557 INFO L168 Benchmark]: Boogie Procedure Inliner took 428.65 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 909.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:32,562 INFO L168 Benchmark]: Boogie Preprocessor took 368.67 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 892.2 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:32,573 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.15 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 3080.00 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 932.4 MB in the end (delta: 23.5 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 428.65 ms. Allocated memory is still 1.0 GB. Free memory was 932.4 MB in the beginning and 909.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 368.67 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 892.2 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 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 0.1.24-509859d [2019-11-27 15:58:36,391 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:58:36,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:58:36,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:58:36,439 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:58:36,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:58:36,448 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:58:36,463 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:58:36,465 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:58:36,472 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:58:36,473 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:58:36,478 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:58:36,481 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:58:36,485 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:58:36,489 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:58:36,495 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:58:36,496 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:58:36,501 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:58:36,506 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:58:36,514 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:58:36,522 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:58:36,529 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:58:36,531 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:58:36,536 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:58:36,544 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:58:36,546 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:58:36,546 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:58:36,549 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:58:36,553 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:58:36,554 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:58:36,555 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:58:36,556 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:58:36,556 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:58:36,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:58:36,562 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:58:36,565 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:58:36,566 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:58:36,566 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:58:36,567 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:58:36,568 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:58:36,572 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:58:36,573 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:58:36,613 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:58:36,615 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:58:36,622 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:58:36,622 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:58:36,624 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:58:36,624 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:58:36,624 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:58:36,626 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:58:36,626 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:58:36,626 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:58:36,628 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:58:36,629 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:58:36,632 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:58:36,632 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:58:36,633 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:58:36,633 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:58:36,633 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:58:36,634 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:58:36,634 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:58:36,634 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:58:36,635 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:58:36,635 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:58:36,637 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:58:36,637 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:58:36,638 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:58:36,638 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:58:36,638 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:58:36,640 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:58:36,640 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:58:36,640 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:58:36,642 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 -> e1618ad2fc712523ef1c51e8c9c14104e22fdbd6 [2019-11-27 15:58:37,188 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:58:37,221 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:58:37,228 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:58:37,230 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:58:37,233 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:58:37,235 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label01.c [2019-11-27 15:58:37,401 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b5989fad/1e535c4d8b6b44d283bda3a573be136f/FLAG7456f8a99 [2019-11-27 15:58:38,864 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:58:38,865 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label01.c [2019-11-27 15:58:38,904 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b5989fad/1e535c4d8b6b44d283bda3a573be136f/FLAG7456f8a99 [2019-11-27 15:58:38,942 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b5989fad/1e535c4d8b6b44d283bda3a573be136f [2019-11-27 15:58:38,951 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:58:38,955 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:58:38,960 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:38,961 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:58:38,967 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:58:38,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:38" (1/1) ... [2019-11-27 15:58:38,980 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 03:58:38, skipping insertion in model container [2019-11-27 15:58:38,981 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:58:38" (1/1) ... [2019-11-27 15:58:38,999 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:58:39,152 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:58:41,042 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:41,057 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:58:42,163 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:58:42,208 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:58:42,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:42 WrapperNode [2019-11-27 15:58:42,213 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:58:42,214 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:42,214 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:58:42,214 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:58:42,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:42" (1/1) ... [2019-11-27 15:58:42,322 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:42" (1/1) ... [2019-11-27 15:58:42,529 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:58:42,530 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:58:42,533 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:58:42,533 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:58:42,557 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:42" (1/1) ... [2019-11-27 15:58:42,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:42" (1/1) ... [2019-11-27 15:58:42,587 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:42" (1/1) ... [2019-11-27 15:58:42,590 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:42" (1/1) ... [2019-11-27 15:58:42,659 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:42" (1/1) ... [2019-11-27 15:58:42,697 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:42" (1/1) ... [2019-11-27 15:58:42,732 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:58:42" (1/1) ... [2019-11-27 15:58:42,765 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:58:42,774 INFO L168 Benchmark]: Toolchain (without parser) took 3812.71 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 892.6 MB in the end (delta: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:42,774 INFO L168 Benchmark]: CDTParser took 0.94 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 15:58:42,778 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3252.88 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 915.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:42,780 INFO L168 Benchmark]: Boogie Procedure Inliner took 315.46 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:42,784 INFO L168 Benchmark]: Boogie Preprocessor took 235.69 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:58:42,794 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.94 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 3252.88 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 915.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 315.46 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 235.69 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 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...