./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label24.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem11_label24.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 92626a65888ad01fee2564bed520466e3ce20d5d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem11_label24.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 92626a65888ad01fee2564bed520466e3ce20d5d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:37:55,484 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:37:55,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:37:55,531 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:37:55,531 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:37:55,534 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:37:55,537 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:37:55,556 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:37:55,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:37:55,567 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:37:55,569 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:37:55,574 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:37:55,575 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:37:55,579 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:37:55,585 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:37:55,592 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:37:55,594 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:37:55,596 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:37:55,602 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:37:55,610 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:37:55,618 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:37:55,627 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:37:55,629 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:37:55,635 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:37:55,642 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:37:55,642 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:37:55,643 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:37:55,646 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:37:55,648 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:37:55,649 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:37:55,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:37:55,654 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:37:55,655 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:37:55,659 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:37:55,660 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:37:55,663 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:37:55,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:37:55,665 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:37:55,668 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:37:55,669 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:37:55,671 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:37:55,672 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:37:55,712 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:37:55,714 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:37:55,720 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:37:55,721 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:37:55,721 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:37:55,722 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:37:55,722 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:37:55,723 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:37:55,723 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:37:55,725 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:37:55,726 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:37:55,727 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:37:55,727 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:37:55,727 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:37:55,730 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:37:55,730 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:37:55,730 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:37:55,731 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:37:55,731 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:37:55,731 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:37:55,732 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:37:55,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:37:55,735 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:37:55,735 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:37:55,735 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:37:55,736 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:37:55,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:37:55,736 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:37:55,737 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 -> 92626a65888ad01fee2564bed520466e3ce20d5d [2019-11-25 22:37:56,366 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:37:56,396 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:37:56,402 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:37:56,408 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:37:56,409 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:37:56,411 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label24.c [2019-11-25 22:37:56,568 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3768a65e5/8094ed45e21a4157ace543b15e7f6b97/FLAG26c9ceeda [2019-11-25 22:37:57,989 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:37:57,995 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label24.c [2019-11-25 22:37:58,043 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3768a65e5/8094ed45e21a4157ace543b15e7f6b97/FLAG26c9ceeda [2019-11-25 22:37:58,072 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3768a65e5/8094ed45e21a4157ace543b15e7f6b97 [2019-11-25 22:37:58,077 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:37:58,079 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:37:58,081 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:37:58,081 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:37:58,095 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:37:58,096 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:37:58" (1/1) ... [2019-11-25 22:37:58,100 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:37:58, skipping insertion in model container [2019-11-25 22:37:58,101 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:37:58" (1/1) ... [2019-11-25 22:37:58,119 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:37:58,263 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:37:59,667 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:37:59,680 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:38:00,045 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:00,085 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:38:00,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:00 WrapperNode [2019-11-25 22:38:00,090 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:00,091 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:00,091 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:38:00,091 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:38:00,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:00" (1/1) ... [2019-11-25 22:38:00,165 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:00" (1/1) ... [2019-11-25 22:38:00,361 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:00,363 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:38:00,367 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:38:00,367 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:38:00,388 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:00" (1/1) ... [2019-11-25 22:38:00,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:00" (1/1) ... [2019-11-25 22:38:00,412 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:00" (1/1) ... [2019-11-25 22:38:00,413 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:00" (1/1) ... [2019-11-25 22:38:00,487 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:00" (1/1) ... [2019-11-25 22:38:00,532 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:00" (1/1) ... [2019-11-25 22:38:00,551 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:00" (1/1) ... [2019-11-25 22:38:00,575 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:38:00,584 INFO L168 Benchmark]: Toolchain (without parser) took 2499.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 926.2 MB in the end (delta: 35.5 MB). Peak memory consumption was 35.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:00,587 INFO L168 Benchmark]: CDTParser took 1.90 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. [2019-11-25 22:38:00,589 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2009.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 954.8 MB in the end (delta: 1.1 MB). Peak memory consumption was 28.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:00,592 INFO L168 Benchmark]: Boogie Procedure Inliner took 272.31 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 937.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:00,596 INFO L168 Benchmark]: Boogie Preprocessor took 211.74 ms. Allocated memory is still 1.0 GB. Free memory was 937.7 MB in the beginning and 926.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:00,608 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.90 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 2009.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 954.8 MB in the end (delta: 1.1 MB). Peak memory consumption was 28.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 272.31 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 937.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 211.74 ms. Allocated memory is still 1.0 GB. Free memory was 937.7 MB in the beginning and 926.2 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:38:04,617 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:38:04,622 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:38:04,660 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:38:04,661 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:38:04,664 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:38:04,668 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:38:04,687 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:38:04,692 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:38:04,695 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:38:04,699 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:38:04,706 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:38:04,707 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:38:04,713 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:38:04,716 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:38:04,721 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:38:04,724 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:38:04,730 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:38:04,735 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:38:04,746 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:38:04,751 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:38:04,759 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:38:04,761 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:38:04,765 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:38:04,776 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:38:04,777 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:38:04,777 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:38:04,779 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:38:04,780 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:38:04,784 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:38:04,784 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:38:04,785 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:38:04,789 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:38:04,792 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:38:04,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:38:04,797 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:38:04,801 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:38:04,801 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:38:04,801 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:38:04,803 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:38:04,806 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:38:04,808 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:38:04,847 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:38:04,852 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:38:04,857 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:38:04,857 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:38:04,857 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:38:04,858 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:38:04,861 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:38:04,864 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:38:04,864 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:38:04,865 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:38:04,866 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:38:04,866 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:38:04,867 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:38:04,867 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:38:04,867 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:38:04,868 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:38:04,868 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:38:04,868 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:38:04,869 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:38:04,869 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:38:04,869 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:38:04,870 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:38:04,870 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:38:04,870 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:38:04,871 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:38:04,872 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:38:04,872 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:38:04,872 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:38:04,875 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:38:04,875 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:38:04,877 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 -> 92626a65888ad01fee2564bed520466e3ce20d5d [2019-11-25 22:38:05,508 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:38:05,540 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:38:05,551 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:38:05,553 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:38:05,555 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:38:05,558 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label24.c [2019-11-25 22:38:05,703 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8683de3a2/2796c2e52a8a4f5b91daf3ec7322aac5/FLAGe616e54c6 [2019-11-25 22:38:06,996 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:38:07,002 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label24.c [2019-11-25 22:38:07,039 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8683de3a2/2796c2e52a8a4f5b91daf3ec7322aac5/FLAGe616e54c6 [2019-11-25 22:38:07,378 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8683de3a2/2796c2e52a8a4f5b91daf3ec7322aac5 [2019-11-25 22:38:07,394 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:38:07,396 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:38:07,400 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:07,401 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:38:07,409 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:38:07,412 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:07" (1/1) ... [2019-11-25 22:38:07,419 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75988438 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:07, skipping insertion in model container [2019-11-25 22:38:07,421 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:38:07" (1/1) ... [2019-11-25 22:38:07,442 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:38:07,577 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:38:09,025 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:09,040 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:38:09,465 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:38:09,502 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:38:09,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:09 WrapperNode [2019-11-25 22:38:09,508 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:38:09,509 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:09,509 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:38:09,509 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:38:09,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:09" (1/1) ... [2019-11-25 22:38:09,590 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:09" (1/1) ... [2019-11-25 22:38:09,734 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:38:09,736 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:38:09,737 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:38:09,737 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:38:09,763 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:09" (1/1) ... [2019-11-25 22:38:09,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:09" (1/1) ... [2019-11-25 22:38:09,786 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:09" (1/1) ... [2019-11-25 22:38:09,788 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:09" (1/1) ... [2019-11-25 22:38:09,872 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:09" (1/1) ... [2019-11-25 22:38:09,906 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:09" (1/1) ... [2019-11-25 22:38:09,928 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:38:09" (1/1) ... [2019-11-25 22:38:09,948 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:38:09,962 INFO L168 Benchmark]: Toolchain (without parser) took 2559.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 932.0 MB in the end (delta: 25.4 MB). Peak memory consumption was 25.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:09,963 INFO L168 Benchmark]: CDTParser took 1.63 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. [2019-11-25 22:38:09,965 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2107.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 949.2 MB in the end (delta: 8.2 MB). Peak memory consumption was 28.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:09,967 INFO L168 Benchmark]: Boogie Procedure Inliner took 227.43 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 937.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:09,972 INFO L168 Benchmark]: Boogie Preprocessor took 216.36 ms. Allocated memory is still 1.0 GB. Free memory was 937.8 MB in the beginning and 932.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:38:09,980 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.63 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 2107.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 949.2 MB in the end (delta: 8.2 MB). Peak memory consumption was 28.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 227.43 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 937.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 216.36 ms. Allocated memory is still 1.0 GB. Free memory was 937.8 MB in the beginning and 932.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...