./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem02_label11.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/Problem02_label11.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 8bc5807873c5a4343353326fda69b22e512eabea .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem02_label11.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 8bc5807873c5a4343353326fda69b22e512eabea ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:42:56,467 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:42:56,470 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:42:56,493 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:42:56,494 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:42:56,502 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:42:56,504 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:42:56,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:42:56,524 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:42:56,527 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:42:56,528 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:42:56,533 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:42:56,533 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:42:56,538 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:42:56,540 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:42:56,541 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:42:56,544 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:42:56,545 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:42:56,550 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:42:56,554 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:42:56,561 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:42:56,568 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:42:56,569 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:42:56,572 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:42:56,578 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:42:56,579 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:42:56,579 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:42:56,582 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:42:56,583 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:42:56,585 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:42:56,585 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:42:56,588 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:42:56,589 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:42:56,590 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:42:56,594 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:42:56,594 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:42:56,595 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:42:56,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:42:56,598 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:42:56,599 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:42:56,600 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:42:56,601 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:42:56,628 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:42:56,631 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:42:56,633 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:42:56,634 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:42:56,634 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:42:56,635 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:42:56,636 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:42:56,636 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:42:56,636 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:42:56,636 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:42:56,640 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:42:56,640 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:42:56,640 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:42:56,641 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:42:56,641 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:42:56,641 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:42:56,641 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:42:56,642 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:42:56,642 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:42:56,642 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:42:56,642 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:42:56,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:42:56,644 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:42:56,644 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:42:56,644 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:42:56,645 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:42:56,645 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:42:56,647 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:42:56,647 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 -> 8bc5807873c5a4343353326fda69b22e512eabea [2019-11-27 15:42:57,100 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:42:57,116 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:42:57,124 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:42:57,125 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:42:57,127 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:42:57,128 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label11.c [2019-11-27 15:42:57,227 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3d74f453/3781a5fd92b54a88bbf467464d6ac37d/FLAG6d07cdbc8 [2019-11-27 15:42:58,072 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:42:58,077 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label11.c [2019-11-27 15:42:58,100 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3d74f453/3781a5fd92b54a88bbf467464d6ac37d/FLAG6d07cdbc8 [2019-11-27 15:42:58,253 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3d74f453/3781a5fd92b54a88bbf467464d6ac37d [2019-11-27 15:42:58,262 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:42:58,265 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:42:58,268 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:58,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:42:58,273 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:42:58,277 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:58" (1/1) ... [2019-11-27 15:42:58,282 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:58, skipping insertion in model container [2019-11-27 15:42:58,285 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:42:58" (1/1) ... [2019-11-27 15:42:58,295 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:42:58,372 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:42:59,079 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:59,095 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:42:59,276 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:42:59,294 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:42:59,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:59 WrapperNode [2019-11-27 15:42:59,295 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:42:59,296 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:59,297 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:42:59,297 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:42:59,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:59" (1/1) ... [2019-11-27 15:42:59,329 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:59" (1/1) ... [2019-11-27 15:42:59,421 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:42:59,423 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:42:59,423 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:42:59,423 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:42:59,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:59" (1/1) ... [2019-11-27 15:42:59,432 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:59" (1/1) ... [2019-11-27 15:42:59,450 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:59" (1/1) ... [2019-11-27 15:42:59,452 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:59" (1/1) ... [2019-11-27 15:42:59,487 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:59" (1/1) ... [2019-11-27 15:42:59,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:59" (1/1) ... [2019-11-27 15:42:59,530 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:42:59" (1/1) ... [2019-11-27 15:42:59,548 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:42:59,563 INFO L168 Benchmark]: Toolchain (without parser) took 1289.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 955.3 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:59,564 INFO L168 Benchmark]: CDTParser took 0.66 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 15:42:59,565 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1028.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 966.8 MB in the end (delta: -803.9 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:59,570 INFO L168 Benchmark]: Boogie Procedure Inliner took 126.04 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:42:59,571 INFO L168 Benchmark]: Boogie Preprocessor took 129.99 ms. Allocated memory is still 1.0 GB. Free memory is still 961.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:42:59,577 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66 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 1028.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 966.8 MB in the end (delta: -803.9 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 126.04 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 129.99 ms. Allocated memory is still 1.0 GB. Free memory is still 961.1 MB. There was no memory consumed. 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 15:43:02,274 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:43:02,279 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:43:02,304 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:43:02,307 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:43:02,309 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:43:02,310 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:43:02,324 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:43:02,328 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:43:02,334 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:43:02,335 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:43:02,342 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:43:02,342 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:43:02,345 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:43:02,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:43:02,347 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:43:02,351 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:43:02,352 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:43:02,354 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:43:02,360 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:43:02,365 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:43:02,373 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:43:02,374 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:43:02,375 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:43:02,381 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:43:02,384 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:43:02,384 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:43:02,386 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:43:02,386 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:43:02,387 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:43:02,387 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:43:02,389 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:43:02,390 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:43:02,392 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:43:02,393 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:43:02,395 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:43:02,396 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:43:02,397 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:43:02,397 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:43:02,398 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:43:02,403 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:43:02,404 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:43:02,431 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:43:02,431 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:43:02,434 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:43:02,436 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:43:02,436 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:43:02,436 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:43:02,437 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:43:02,437 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:43:02,437 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:43:02,437 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:43:02,438 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:43:02,441 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:43:02,441 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:43:02,441 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:43:02,442 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:43:02,442 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:43:02,442 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:43:02,442 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:43:02,442 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:43:02,443 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:43:02,443 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:43:02,443 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:43:02,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:43:02,444 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:43:02,448 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:43:02,448 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:43:02,448 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:43:02,449 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:43:02,449 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:43:02,449 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:43:02,450 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 -> 8bc5807873c5a4343353326fda69b22e512eabea [2019-11-27 15:43:02,951 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:43:02,966 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:43:02,973 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:43:02,974 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:43:02,976 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:43:02,977 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label11.c [2019-11-27 15:43:03,080 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebfcd4e27/7aa0fa311c4a457ba64bcb57ef834abb/FLAG872c7d81c [2019-11-27 15:43:03,899 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:43:03,900 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label11.c [2019-11-27 15:43:03,918 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebfcd4e27/7aa0fa311c4a457ba64bcb57ef834abb/FLAG872c7d81c [2019-11-27 15:43:04,088 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebfcd4e27/7aa0fa311c4a457ba64bcb57ef834abb [2019-11-27 15:43:04,096 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:43:04,099 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:43:04,102 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:04,103 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:43:04,108 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:43:04,112 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:04" (1/1) ... [2019-11-27 15:43:04,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:04, skipping insertion in model container [2019-11-27 15:43:04,117 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:43:04" (1/1) ... [2019-11-27 15:43:04,130 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:43:04,210 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:43:04,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:04,949 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:43:05,148 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:43:05,174 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:43:05,175 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:05 WrapperNode [2019-11-27 15:43:05,176 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:43:05,177 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:05,177 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:43:05,177 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:43:05,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:05" (1/1) ... [2019-11-27 15:43:05,217 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:05" (1/1) ... [2019-11-27 15:43:05,306 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:43:05,307 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:43:05,307 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:43:05,307 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:43:05,315 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:05" (1/1) ... [2019-11-27 15:43:05,315 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:05" (1/1) ... [2019-11-27 15:43:05,339 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:05" (1/1) ... [2019-11-27 15:43:05,341 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:05" (1/1) ... [2019-11-27 15:43:05,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:05" (1/1) ... [2019-11-27 15:43:05,413 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:05" (1/1) ... [2019-11-27 15:43:05,431 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:43:05" (1/1) ... [2019-11-27 15:43:05,462 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:43:05,470 INFO L168 Benchmark]: Toolchain (without parser) took 1365.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 962.1 MB in the end (delta: -1.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:43:05,471 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. [2019-11-27 15:43:05,472 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1074.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 967.9 MB in the end (delta: -7.6 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:05,475 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.81 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:43:05,477 INFO L168 Benchmark]: Boogie Preprocessor took 155.92 ms. Allocated memory is still 1.0 GB. Free memory is still 962.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:43:05,482 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 1074.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 967.9 MB in the end (delta: -7.6 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 129.81 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 155.92 ms. Allocated memory is still 1.0 GB. Free memory is still 962.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...