./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label27.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem13_label27.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 6c46f7f242c69590d4fe13a32db89c632a7dc70d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem13_label27.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 6c46f7f242c69590d4fe13a32db89c632a7dc70d .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:34:34,435 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:34,441 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:34,473 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:34,475 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:34,481 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:34,487 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:34,502 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:34,510 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:34,512 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:34,517 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:34,522 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:34,522 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:34,527 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:34,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:34,537 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:34,538 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:34,542 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:34,548 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:34,556 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:34,564 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:34,572 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:34,574 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:34,581 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:34,589 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:34,590 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:34,590 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:34,593 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:34,593 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:34,596 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:34,598 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:34,599 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:34,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:34,604 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:34,607 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:34,608 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:34,611 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:34,611 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:34,611 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:34,614 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:34,617 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:34,619 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:34:34,664 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:34,664 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:34,668 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:34,670 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:34,670 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:34,671 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:34,673 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:34,673 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:34:34,674 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:34,674 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:34,675 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:34,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:34,678 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:34,679 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:34,679 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:34,680 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:34,680 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:34,680 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:34,683 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:34,683 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:34,683 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:34,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:34,684 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:34,684 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:34,686 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:34,686 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:34:34,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:34:34,688 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:34,688 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 -> 6c46f7f242c69590d4fe13a32db89c632a7dc70d [2019-11-27 09:34:35,304 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:35,337 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:35,346 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:35,352 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:35,354 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:35,358 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label27.c [2019-11-27 09:34:35,524 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/589466a26/874cce6701ab49a4842139c39cc2a8ff/FLAG293e92c28 [2019-11-27 09:34:37,230 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:37,231 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label27.c [2019-11-27 09:34:37,325 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/589466a26/874cce6701ab49a4842139c39cc2a8ff/FLAG293e92c28 [2019-11-27 09:34:37,362 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/589466a26/874cce6701ab49a4842139c39cc2a8ff [2019-11-27 09:34:37,371 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:37,375 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:37,380 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:37,383 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:37,390 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:37,394 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:37" (1/1) ... [2019-11-27 09:34:37,401 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:37, skipping insertion in model container [2019-11-27 09:34:37,402 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:37" (1/1) ... [2019-11-27 09:34:37,420 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:37,820 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:41,510 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:41,523 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:43,188 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:43,306 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:43,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:43 WrapperNode [2019-11-27 09:34:43,309 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:43,312 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:43,314 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:43,314 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:43,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:43" (1/1) ... [2019-11-27 09:34:43,487 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:43" (1/1) ... [2019-11-27 09:34:44,795 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:44,799 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:44,799 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:44,802 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:44,825 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:43" (1/1) ... [2019-11-27 09:34:44,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:43" (1/1) ... [2019-11-27 09:34:45,010 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:43" (1/1) ... [2019-11-27 09:34:45,011 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:43" (1/1) ... [2019-11-27 09:34:45,523 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:43" (1/1) ... [2019-11-27 09:34:45,590 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:43" (1/1) ... [2019-11-27 09:34:45,776 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:43" (1/1) ... [2019-11-27 09:34:45,935 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:45,947 INFO L168 Benchmark]: Toolchain (without parser) took 8564.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 805.3 MB in the end (delta: 139.2 MB). Peak memory consumption was 139.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:45,948 INFO L168 Benchmark]: CDTParser took 0.61 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:34:45,951 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5931.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 773.8 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:45,954 INFO L168 Benchmark]: Boogie Procedure Inliner took 1486.91 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 873.7 MB in the end (delta: -99.9 MB). Peak memory consumption was 130.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:45,957 INFO L168 Benchmark]: Boogie Preprocessor took 1137.72 ms. Allocated memory is still 1.0 GB. Free memory was 873.7 MB in the beginning and 805.3 MB in the end (delta: 68.4 MB). Peak memory consumption was 68.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:45,969 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61 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 5931.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 773.8 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1486.91 ms. Allocated memory is still 1.0 GB. Free memory was 773.8 MB in the beginning and 873.7 MB in the end (delta: -99.9 MB). Peak memory consumption was 130.0 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1137.72 ms. Allocated memory is still 1.0 GB. Free memory was 873.7 MB in the beginning and 805.3 MB in the end (delta: 68.4 MB). Peak memory consumption was 68.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:34:49,896 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:49,904 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:49,935 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:49,939 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:49,941 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:49,946 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:49,953 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:49,974 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:49,976 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:49,980 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:49,982 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:49,985 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:49,989 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:49,992 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:49,997 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:50,002 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:50,006 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:50,013 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:50,020 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:50,027 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:50,033 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:50,035 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:50,042 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:50,049 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:50,050 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:50,050 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:50,055 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:50,056 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:50,057 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:50,059 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:50,060 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:50,063 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:50,065 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:50,071 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:50,072 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:50,075 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:50,075 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:50,077 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:50,081 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:50,084 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:50,086 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:34:50,128 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:50,130 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:50,137 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:50,140 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:50,140 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:50,140 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:50,141 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:50,141 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:50,141 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:50,143 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:50,144 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:50,144 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:50,146 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:34:50,146 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:34:50,147 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:50,148 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:50,148 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:50,151 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:50,151 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:50,151 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:50,152 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:50,152 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:50,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:50,153 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:50,153 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:50,153 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:50,154 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:34:50,157 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:34:50,157 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:50,158 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:34:50,159 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 -> 6c46f7f242c69590d4fe13a32db89c632a7dc70d [2019-11-27 09:34:50,770 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:50,806 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:50,813 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:50,816 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:50,819 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:50,821 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label27.c [2019-11-27 09:34:50,978 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b41229d8/d8e9941d3ee2485894b3f7a26752db46/FLAGbed8bcfb0 [2019-11-27 09:34:52,693 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:52,694 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label27.c [2019-11-27 09:34:52,786 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b41229d8/d8e9941d3ee2485894b3f7a26752db46/FLAGbed8bcfb0 [2019-11-27 09:34:52,825 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b41229d8/d8e9941d3ee2485894b3f7a26752db46 [2019-11-27 09:34:52,837 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:52,841 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:52,845 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:52,847 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:52,854 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:52,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:52" (1/1) ... [2019-11-27 09:34:52,865 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:52, skipping insertion in model container [2019-11-27 09:34:52,866 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:52" (1/1) ... [2019-11-27 09:34:52,887 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:53,300 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:56,894 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:56,908 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:58,513 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:58,594 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:58,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:58 WrapperNode [2019-11-27 09:34:58,597 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:58,598 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:58,600 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:58,600 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:58,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:58" (1/1) ... [2019-11-27 09:34:58,809 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:58" (1/1) ... [2019-11-27 09:34:59,518 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:59,522 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:59,523 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:59,523 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:59,548 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:58" (1/1) ... [2019-11-27 09:34:59,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:58" (1/1) ... [2019-11-27 09:34:59,647 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:58" (1/1) ... [2019-11-27 09:34:59,648 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:58" (1/1) ... [2019-11-27 09:34:59,934 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:58" (1/1) ... [2019-11-27 09:35:00,009 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:58" (1/1) ... [2019-11-27 09:35:00,103 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:58" (1/1) ... [2019-11-27 09:35:00,200 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:00,208 INFO L168 Benchmark]: Toolchain (without parser) took 7362.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 882.6 MB in the end (delta: 67.6 MB). Peak memory consumption was 67.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:00,209 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:35:00,212 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5752.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 722.2 MB in the end (delta: 228.0 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:00,213 INFO L168 Benchmark]: Boogie Procedure Inliner took 923.75 ms. Allocated memory is still 1.0 GB. Free memory was 722.2 MB in the beginning and 916.9 MB in the end (delta: -194.7 MB). Peak memory consumption was 45.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:00,217 INFO L168 Benchmark]: Boogie Preprocessor took 679.17 ms. Allocated memory is still 1.0 GB. Free memory was 916.9 MB in the beginning and 882.6 MB in the end (delta: 34.3 MB). Peak memory consumption was 34.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:00,223 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 5752.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 722.2 MB in the end (delta: 228.0 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 923.75 ms. Allocated memory is still 1.0 GB. Free memory was 722.2 MB in the beginning and 916.9 MB in the end (delta: -194.7 MB). Peak memory consumption was 45.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 679.17 ms. Allocated memory is still 1.0 GB. Free memory was 916.9 MB in the beginning and 882.6 MB in the end (delta: 34.3 MB). Peak memory consumption was 34.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...