./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem17_label50.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 b2a5efdb0ccfbf0b92fced01f81aa5e2916b8c0c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem17_label50.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 b2a5efdb0ccfbf0b92fced01f81aa5e2916b8c0c ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:59:43,734 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:43,739 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:43,762 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:43,764 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:43,766 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:43,782 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:43,800 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:43,803 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:43,811 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:43,816 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:43,819 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:43,820 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:43,823 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:43,828 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:43,834 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:43,835 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:43,839 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:43,843 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:43,853 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:43,861 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:43,870 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:43,873 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:43,877 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:43,884 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:43,887 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:43,887 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:43,889 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:43,890 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:43,893 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:43,893 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:43,895 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:43,896 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:43,899 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:43,903 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:43,904 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:43,905 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:43,908 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:43,908 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:43,910 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:43,912 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:43,913 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:59:43,956 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:43,956 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:43,963 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:43,963 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:43,963 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:43,964 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:43,964 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:43,967 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:59:43,967 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:43,968 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:43,969 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:43,969 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:43,970 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:43,970 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:43,971 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:43,971 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:43,974 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:43,974 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:43,975 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:43,975 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:43,975 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:43,975 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:43,976 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:43,976 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:43,976 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:43,977 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:59:43,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:59:43,979 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:43,979 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 -> b2a5efdb0ccfbf0b92fced01f81aa5e2916b8c0c [2019-11-27 15:59:44,557 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:44,589 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:44,594 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:44,599 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:44,600 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:44,604 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label50.c [2019-11-27 15:59:44,760 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b16a48202/3f64365026184a84884d254624e30775/FLAG369170e8d [2019-11-27 15:59:46,381 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:46,387 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label50.c [2019-11-27 15:59:46,446 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b16a48202/3f64365026184a84884d254624e30775/FLAG369170e8d [2019-11-27 15:59:46,487 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b16a48202/3f64365026184a84884d254624e30775 [2019-11-27 15:59:46,496 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:46,503 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:46,507 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:46,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:46,517 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:46,518 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:46" (1/1) ... [2019-11-27 15:59:46,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:46, skipping insertion in model container [2019-11-27 15:59:46,527 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:46" (1/1) ... [2019-11-27 15:59:46,546 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:46,742 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:59:48,925 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:48,941 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:59:49,790 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:59:49,840 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:59:49,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49 WrapperNode [2019-11-27 15:59:49,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:49,846 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:49,848 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:59:49,848 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:59:49,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:49,976 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:50,620 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:59:50,626 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:59:50,626 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:59:50,626 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:59:50,648 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:50,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:50,706 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:50,709 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:50,990 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:51,046 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:51,193 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:49" (1/1) ... [2019-11-27 15:59:51,388 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:59:51,398 INFO L168 Benchmark]: Toolchain (without parser) took 4897.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 781.8 MB in the end (delta: 178.4 MB). Peak memory consumption was 178.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:51,400 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:59:51,404 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3338.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 873.8 MB in the end (delta: 80.7 MB). Peak memory consumption was 80.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:51,405 INFO L168 Benchmark]: Boogie Procedure Inliner took 779.25 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.5 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:51,410 INFO L168 Benchmark]: Boogie Preprocessor took 767.30 ms. Allocated memory is still 1.0 GB. Free memory was 810.5 MB in the beginning and 781.8 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:59:51,420 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 3338.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 873.8 MB in the end (delta: 80.7 MB). Peak memory consumption was 80.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 779.25 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.5 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 767.30 ms. Allocated memory is still 1.0 GB. Free memory was 810.5 MB in the beginning and 781.8 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 0.1.24-509859d [2019-11-27 15:59:55,322 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:59:55,325 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:59:55,361 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:59:55,363 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:59:55,369 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:59:55,371 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:59:55,389 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:59:55,392 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:59:55,399 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:59:55,404 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:59:55,410 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:59:55,411 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:59:55,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:59:55,418 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:59:55,424 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:59:55,426 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:59:55,429 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:59:55,435 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:59:55,443 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:59:55,453 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:59:55,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:59:55,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:59:55,467 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:59:55,473 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:59:55,474 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:59:55,474 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:59:55,479 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:59:55,480 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:59:55,481 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:59:55,481 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:59:55,483 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:59:55,486 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:59:55,488 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:59:55,493 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:59:55,493 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:59:55,495 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:59:55,497 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:59:55,497 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:59:55,498 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:59:55,502 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:59:55,503 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:59:55,545 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:59:55,547 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:59:55,552 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:59:55,552 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:59:55,553 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:59:55,553 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:59:55,556 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:59:55,556 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:59:55,556 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:59:55,557 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:59:55,558 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:59:55,558 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:59:55,559 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:59:55,559 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:59:55,561 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:59:55,561 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:59:55,561 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:59:55,561 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:59:55,562 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:59:55,564 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:59:55,564 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:59:55,564 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:59:55,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:59:55,565 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:59:55,565 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:59:55,567 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:59:55,567 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:59:55,567 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:59:55,568 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:59:55,569 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:59:55,570 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 -> b2a5efdb0ccfbf0b92fced01f81aa5e2916b8c0c [2019-11-27 15:59:56,159 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:59:56,188 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:59:56,195 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:59:56,199 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:59:56,201 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:59:56,203 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label50.c [2019-11-27 15:59:56,361 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6280c3f20/ecfe1e519a554d559a3744d89a88fb66/FLAG28505a2e0 [2019-11-27 15:59:57,765 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:59:57,767 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label50.c [2019-11-27 15:59:57,812 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6280c3f20/ecfe1e519a554d559a3744d89a88fb66/FLAG28505a2e0 [2019-11-27 15:59:57,847 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6280c3f20/ecfe1e519a554d559a3744d89a88fb66 [2019-11-27 15:59:57,855 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:59:57,862 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:59:57,866 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:59:57,867 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:59:57,873 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:59:57,877 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:57" (1/1) ... [2019-11-27 15:59:57,884 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:59:57, skipping insertion in model container [2019-11-27 15:59:57,884 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:59:57" (1/1) ... [2019-11-27 15:59:57,903 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:59:58,119 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:00:00,648 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:00,663 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:00:01,974 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:00:02,028 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:00:02,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:02 WrapperNode [2019-11-27 16:00:02,031 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:00:02,032 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:02,035 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:00:02,035 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:00:02,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:02" (1/1) ... [2019-11-27 16:00:02,167 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:02" (1/1) ... [2019-11-27 16:00:02,459 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:00:02,459 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:00:02,462 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:00:02,462 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:00:02,484 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:02" (1/1) ... [2019-11-27 16:00:02,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:02" (1/1) ... [2019-11-27 16:00:02,534 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:02" (1/1) ... [2019-11-27 16:00:02,535 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:02" (1/1) ... [2019-11-27 16:00:02,701 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:02" (1/1) ... [2019-11-27 16:00:02,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:02" (1/1) ... [2019-11-27 16:00:02,819 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:00:02" (1/1) ... [2019-11-27 16:00:02,884 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:00:02,894 INFO L168 Benchmark]: Toolchain (without parser) took 5025.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 782.1 MB in the end (delta: 178.2 MB). Peak memory consumption was 178.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:02,895 INFO L168 Benchmark]: CDTParser took 3.94 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 16:00:02,898 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4165.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 822.2 MB in the end (delta: 132.3 MB). Peak memory consumption was 132.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:02,900 INFO L168 Benchmark]: Boogie Procedure Inliner took 426.80 ms. Allocated memory is still 1.0 GB. Free memory was 822.2 MB in the beginning and 805.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:02,904 INFO L168 Benchmark]: Boogie Preprocessor took 424.77 ms. Allocated memory is still 1.0 GB. Free memory was 805.0 MB in the beginning and 782.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:00:02,914 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.94 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 4165.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 822.2 MB in the end (delta: 132.3 MB). Peak memory consumption was 132.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 426.80 ms. Allocated memory is still 1.0 GB. Free memory was 822.2 MB in the beginning and 805.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 424.77 ms. Allocated memory is still 1.0 GB. Free memory was 805.0 MB in the beginning and 782.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...