./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label36.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label36.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 468abc24da97a6032cabff3bff436694484de702 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label36.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 468abc24da97a6032cabff3bff436694484de702 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:49:48,424 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:48,427 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:48,463 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:48,464 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:48,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:48,479 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:48,498 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:48,500 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:48,507 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:48,508 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:48,514 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:48,516 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:48,522 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:48,525 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:48,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:48,533 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:48,536 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:48,542 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:48,553 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:48,559 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:48,566 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:48,569 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:48,573 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:48,581 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:48,582 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:48,582 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:48,584 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:48,586 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:48,590 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:48,591 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:48,592 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:48,593 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:48,597 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:48,599 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:48,601 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:48,602 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:48,604 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:48,604 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:48,605 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:48,610 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:48,611 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:49:48,652 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:48,655 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:48,657 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:48,658 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:48,661 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:48,661 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:48,662 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:48,662 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:49:48,662 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:48,662 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:48,664 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:48,664 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:48,665 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:48,666 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:48,666 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:48,667 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:48,667 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:48,669 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:48,669 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:48,669 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:48,670 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:48,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:48,672 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:48,672 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:48,673 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:48,673 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:49:48,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:49:48,675 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:48,675 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 -> 468abc24da97a6032cabff3bff436694484de702 [2019-11-26 16:49:49,259 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:49,293 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:49,297 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:49,303 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:49,305 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:49,306 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label36.c [2019-11-26 16:49:49,467 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/532b886df/05d9ac69733b4bf496a82008f0ba1fb7/FLAG5b05fb4b7 [2019-11-26 16:49:50,885 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:50,889 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label36.c [2019-11-26 16:49:50,939 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/532b886df/05d9ac69733b4bf496a82008f0ba1fb7/FLAG5b05fb4b7 [2019-11-26 16:49:50,979 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/532b886df/05d9ac69733b4bf496a82008f0ba1fb7 [2019-11-26 16:49:50,989 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:50,991 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:50,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:50,998 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:51,004 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:51,006 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:50" (1/1) ... [2019-11-26 16:49:51,014 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 26.11 04:49:51, skipping insertion in model container [2019-11-26 16:49:51,015 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:50" (1/1) ... [2019-11-26 16:49:51,030 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:51,200 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:53,023 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:53,034 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:53,643 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:53,684 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:53,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:53 WrapperNode [2019-11-26 16:49:53,689 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:53,691 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:53,692 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:53,692 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:53,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:53" (1/1) ... [2019-11-26 16:49:53,806 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:53" (1/1) ... [2019-11-26 16:49:54,116 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:54,121 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:54,122 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:54,122 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:54,143 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:53" (1/1) ... [2019-11-26 16:49:54,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:53" (1/1) ... [2019-11-26 16:49:54,165 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:53" (1/1) ... [2019-11-26 16:49:54,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:53" (1/1) ... [2019-11-26 16:49:54,265 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:53" (1/1) ... [2019-11-26 16:49:54,317 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:53" (1/1) ... [2019-11-26 16:49:54,350 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:53" (1/1) ... [2019-11-26 16:49:54,384 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:54,396 INFO L168 Benchmark]: Toolchain (without parser) took 3398.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 898.3 MB in the end (delta: 63.4 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:54,399 INFO L168 Benchmark]: CDTParser took 1.41 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. [2019-11-26 16:49:54,402 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2694.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 938.4 MB in the end (delta: 23.3 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:54,405 INFO L168 Benchmark]: Boogie Procedure Inliner took 430.08 ms. Allocated memory is still 1.0 GB. Free memory was 938.4 MB in the beginning and 915.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:54,409 INFO L168 Benchmark]: Boogie Preprocessor took 265.62 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 898.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:54,421 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.41 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 2694.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 938.4 MB in the end (delta: 23.3 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 430.08 ms. Allocated memory is still 1.0 GB. Free memory was 938.4 MB in the beginning and 915.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 265.62 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 898.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:49:58,294 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:58,300 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:58,328 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:58,330 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:58,332 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:58,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:58,358 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:58,360 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:58,368 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:58,369 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:58,376 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:58,377 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:58,384 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:58,387 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:58,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:58,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:58,400 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:58,405 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:58,413 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:58,420 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:58,427 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:58,429 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:58,436 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:58,443 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:58,443 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:58,444 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:58,446 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:58,449 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:58,450 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:58,451 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:58,455 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:58,456 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:58,457 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:58,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:58,463 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:58,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:58,464 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:58,466 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:58,467 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:58,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:58,472 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:49:58,511 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:58,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:58,518 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:58,518 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:58,518 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:58,521 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:58,521 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:58,522 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:58,522 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:58,522 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:58,523 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:58,526 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:58,526 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:49:58,527 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:49:58,527 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:58,528 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:58,528 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:58,528 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:58,531 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:58,531 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:58,532 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:58,532 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:58,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:58,533 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:58,533 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:58,533 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:58,536 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:49:58,536 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:49:58,537 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:58,537 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:49:58,538 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 -> 468abc24da97a6032cabff3bff436694484de702 [2019-11-26 16:49:59,134 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:59,165 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:59,173 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:59,176 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:59,179 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:59,181 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label36.c [2019-11-26 16:49:59,343 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe6a493bf/cc6262e316a641608cb439708134bda9/FLAGd331eeb7d [2019-11-26 16:50:00,760 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:00,765 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label36.c [2019-11-26 16:50:00,814 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe6a493bf/cc6262e316a641608cb439708134bda9/FLAGd331eeb7d [2019-11-26 16:50:00,851 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe6a493bf/cc6262e316a641608cb439708134bda9 [2019-11-26 16:50:00,860 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:00,864 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:00,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:00,870 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:00,878 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:00,879 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:00" (1/1) ... [2019-11-26 16:50:00,888 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:00, skipping insertion in model container [2019-11-26 16:50:00,888 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:00" (1/1) ... [2019-11-26 16:50:00,909 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:01,062 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:02,925 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:02,938 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:03,509 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:03,553 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:03,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:03 WrapperNode [2019-11-26 16:50:03,556 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:03,557 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:03,560 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:03,560 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:03,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:03" (1/1) ... [2019-11-26 16:50:03,650 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:03" (1/1) ... [2019-11-26 16:50:03,847 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:03,848 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:03,848 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:03,848 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:03,869 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:03" (1/1) ... [2019-11-26 16:50:03,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:03" (1/1) ... [2019-11-26 16:50:03,892 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:03" (1/1) ... [2019-11-26 16:50:03,893 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:03" (1/1) ... [2019-11-26 16:50:03,986 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:03" (1/1) ... [2019-11-26 16:50:04,037 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:03" (1/1) ... [2019-11-26 16:50:04,059 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:03" (1/1) ... [2019-11-26 16:50:04,081 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:04,090 INFO L168 Benchmark]: Toolchain (without parser) took 3221.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 892.6 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:04,095 INFO L168 Benchmark]: CDTParser took 0.45 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. [2019-11-26 16:50:04,097 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2687.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 915.5 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:04,099 INFO L168 Benchmark]: Boogie Procedure Inliner took 290.67 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. [2019-11-26 16:50:04,104 INFO L168 Benchmark]: Boogie Preprocessor took 234.75 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. [2019-11-26 16:50:04,112 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 2687.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 915.5 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 290.67 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 234.75 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...