./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label24.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/Problem06_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 67acb7c765f681630ce6920cf7e4304abf376dac ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem06_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 67acb7c765f681630ce6920cf7e4304abf376dac .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:24:39,548 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:24:39,551 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:24:39,573 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:24:39,574 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:24:39,583 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:24:39,584 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:24:39,596 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:24:39,602 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:24:39,609 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:24:39,610 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:24:39,612 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:24:39,613 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:24:39,617 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:24:39,619 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:24:39,620 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:24:39,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:24:39,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:24:39,629 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:24:39,630 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:24:39,639 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:24:39,645 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:24:39,646 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:24:39,649 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:24:39,655 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:24:39,656 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:24:39,656 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:24:39,660 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:24:39,660 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:24:39,661 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:24:39,662 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:24:39,664 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:24:39,665 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:24:39,666 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:24:39,670 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:24:39,671 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:24:39,672 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:24:39,672 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:24:39,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:24:39,673 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:24:39,676 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:24:39,677 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:24:39,705 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:24:39,707 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:24:39,710 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:24:39,712 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:24:39,712 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:24:39,712 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:24:39,713 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:24:39,713 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:24:39,713 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:24:39,713 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:24:39,717 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:24:39,717 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:24:39,717 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:24:39,718 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:24:39,718 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:24:39,718 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:24:39,719 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:24:39,719 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:24:39,719 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:24:39,719 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:24:39,719 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:24:39,720 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:24:39,720 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:24:39,720 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:24:39,720 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:24:39,722 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:24:39,722 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:24:39,722 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:24:39,722 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 -> 67acb7c765f681630ce6920cf7e4304abf376dac [2019-11-27 09:24:40,204 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:24:40,222 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:24:40,228 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:24:40,233 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:24:40,233 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:24:40,234 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label24.c [2019-11-27 09:24:40,341 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/752ab2a40/55e0350c339d4cbfbe81c60b873253ad/FLAG3d871d87a [2019-11-27 09:24:41,721 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:24:41,724 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label24.c [2019-11-27 09:24:41,808 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/752ab2a40/55e0350c339d4cbfbe81c60b873253ad/FLAG3d871d87a [2019-11-27 09:24:41,862 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/752ab2a40/55e0350c339d4cbfbe81c60b873253ad [2019-11-27 09:24:41,868 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:24:41,873 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:24:41,874 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:41,875 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:24:41,880 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:24:41,881 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:41" (1/1) ... [2019-11-27 09:24:41,888 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 09:24:41, skipping insertion in model container [2019-11-27 09:24:41,889 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:41" (1/1) ... [2019-11-27 09:24:41,902 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:24:42,221 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:24:45,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:45,060 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:24:46,777 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:46,859 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:24:46,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:46 WrapperNode [2019-11-27 09:24:46,860 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:46,862 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:46,863 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:24:46,863 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:24:46,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:46" (1/1) ... [2019-11-27 09:24:46,985 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:46" (1/1) ... [2019-11-27 09:24:47,367 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:47,368 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:24:47,371 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:24:47,371 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:24:47,382 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:46" (1/1) ... [2019-11-27 09:24:47,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:46" (1/1) ... [2019-11-27 09:24:47,437 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:46" (1/1) ... [2019-11-27 09:24:47,438 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:46" (1/1) ... [2019-11-27 09:24:47,735 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:46" (1/1) ... [2019-11-27 09:24:47,814 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:46" (1/1) ... [2019-11-27 09:24:47,918 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:46" (1/1) ... [2019-11-27 09:24:48,004 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:24:48,013 INFO L168 Benchmark]: Toolchain (without parser) took 6137.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 934.5 MB in the beginning and 781.8 MB in the end (delta: 152.7 MB). Peak memory consumption was 152.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:48,014 INFO L168 Benchmark]: CDTParser took 0.24 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 09:24:48,017 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4987.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 934.5 MB in the beginning and 906.5 MB in the end (delta: 28.0 MB). Peak memory consumption was 275.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:48,018 INFO L168 Benchmark]: Boogie Procedure Inliner took 505.74 ms. Allocated memory is still 1.0 GB. Free memory was 906.5 MB in the beginning and 832.9 MB in the end (delta: 73.6 MB). Peak memory consumption was 73.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:48,022 INFO L168 Benchmark]: Boogie Preprocessor took 636.74 ms. Allocated memory is still 1.0 GB. Free memory was 832.9 MB in the beginning and 781.8 MB in the end (delta: 51.0 MB). Peak memory consumption was 51.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:48,030 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 4987.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 934.5 MB in the beginning and 906.5 MB in the end (delta: 28.0 MB). Peak memory consumption was 275.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 505.74 ms. Allocated memory is still 1.0 GB. Free memory was 906.5 MB in the beginning and 832.9 MB in the end (delta: 73.6 MB). Peak memory consumption was 73.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 636.74 ms. Allocated memory is still 1.0 GB. Free memory was 832.9 MB in the beginning and 781.8 MB in the end (delta: 51.0 MB). Peak memory consumption was 51.0 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 09:24:50,692 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:24:50,696 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:24:50,719 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:24:50,720 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:24:50,727 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:24:50,728 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:24:50,739 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:24:50,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:24:50,751 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:24:50,752 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:24:50,756 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:24:50,759 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:24:50,761 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:24:50,762 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:24:50,766 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:24:50,767 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:24:50,768 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:24:50,773 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:24:50,778 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:24:50,783 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:24:50,788 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:24:50,789 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:24:50,792 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:24:50,797 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:24:50,797 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:24:50,798 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:24:50,801 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:24:50,801 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:24:50,803 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:24:50,803 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:24:50,804 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:24:50,805 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:24:50,808 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:24:50,810 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:24:50,810 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:24:50,811 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:24:50,813 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:24:50,813 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:24:50,814 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:24:50,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:24:50,817 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:24:50,845 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:24:50,845 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:24:50,848 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:24:50,850 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:24:50,850 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:24:50,850 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:24:50,850 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:24:50,851 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:24:50,851 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:24:50,853 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:24:50,854 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:24:50,854 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:24:50,854 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:24:50,855 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:24:50,855 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:24:50,855 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:24:50,855 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:24:50,855 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:24:50,856 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:24:50,858 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:24:50,858 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:24:50,858 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:24:50,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:24:50,859 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:24:50,859 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:24:50,859 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:24:50,859 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:24:50,859 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:24:50,860 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:24:50,860 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:24:50,864 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 -> 67acb7c765f681630ce6920cf7e4304abf376dac [2019-11-27 09:24:51,304 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:24:51,321 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:24:51,324 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:24:51,329 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:24:51,330 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:24:51,334 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label24.c [2019-11-27 09:24:51,436 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7db23200/22b9fb5c8804447983fe8a62f18ef874/FLAG709f0de8a [2019-11-27 09:24:52,723 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:24:52,728 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label24.c [2019-11-27 09:24:52,797 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7db23200/22b9fb5c8804447983fe8a62f18ef874/FLAG709f0de8a [2019-11-27 09:24:52,959 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a7db23200/22b9fb5c8804447983fe8a62f18ef874 [2019-11-27 09:24:52,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:24:52,968 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:24:52,976 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:52,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:24:52,983 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:24:52,984 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:52" (1/1) ... [2019-11-27 09:24:52,991 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:52, skipping insertion in model container [2019-11-27 09:24:52,991 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:24:52" (1/1) ... [2019-11-27 09:24:53,006 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:24:53,386 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:24:56,512 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:56,525 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:24:58,336 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:24:58,424 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:24:58,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:58 WrapperNode [2019-11-27 09:24:58,429 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:24:58,430 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:58,433 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:24:58,433 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:24:58,448 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:58" (1/1) ... [2019-11-27 09:24:58,562 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:58" (1/1) ... [2019-11-27 09:24:58,940 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:24:58,943 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:24:58,943 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:24:58,943 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:24:58,960 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:58" (1/1) ... [2019-11-27 09:24:58,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:58" (1/1) ... [2019-11-27 09:24:59,023 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:58" (1/1) ... [2019-11-27 09:24:59,027 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:58" (1/1) ... [2019-11-27 09:24:59,298 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:58" (1/1) ... [2019-11-27 09:24:59,388 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:58" (1/1) ... [2019-11-27 09:24:59,463 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:24:58" (1/1) ... [2019-11-27 09:24:59,527 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:24:59,536 INFO L168 Benchmark]: Toolchain (without parser) took 6563.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 761.6 MB in the end (delta: 170.0 MB). Peak memory consumption was 170.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:59,539 INFO L168 Benchmark]: CDTParser took 0.29 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 09:24:59,540 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5453.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 892.1 MB in the end (delta: 39.5 MB). Peak memory consumption was 268.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:59,542 INFO L168 Benchmark]: Boogie Procedure Inliner took 512.97 ms. Allocated memory is still 1.0 GB. Free memory was 892.1 MB in the beginning and 814.7 MB in the end (delta: 77.3 MB). Peak memory consumption was 77.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:59,546 INFO L168 Benchmark]: Boogie Preprocessor took 586.47 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 761.6 MB in the end (delta: 53.1 MB). Peak memory consumption was 53.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:24:59,555 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 5453.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 892.1 MB in the end (delta: 39.5 MB). Peak memory consumption was 268.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 512.97 ms. Allocated memory is still 1.0 GB. Free memory was 892.1 MB in the beginning and 814.7 MB in the end (delta: 77.3 MB). Peak memory consumption was 77.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 586.47 ms. Allocated memory is still 1.0 GB. Free memory was 814.7 MB in the beginning and 761.6 MB in the end (delta: 53.1 MB). Peak memory consumption was 53.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...