./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label30.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/Problem16_label30.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 628c4cc314cd08255e17a8a5e26ed6e2a5714122 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem16_label30.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 628c4cc314cd08255e17a8a5e26ed6e2a5714122 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:36:56,871 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:56,873 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:56,895 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:56,896 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:56,904 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:56,905 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:56,918 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:56,925 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:56,930 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:56,931 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:56,934 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:56,934 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:56,936 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:56,937 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:56,938 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:56,941 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:56,943 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:56,944 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:56,952 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:56,960 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:56,965 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:56,966 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:56,970 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:56,976 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:56,977 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:56,977 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:56,980 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:56,981 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:56,982 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:56,985 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:56,986 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:56,986 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:56,988 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:56,991 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:56,992 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:56,993 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:56,994 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:56,994 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:56,999 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:57,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:57,001 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:36:57,031 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:57,034 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:57,036 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:57,036 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:57,036 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:57,037 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:57,037 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:57,037 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:36:57,037 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:57,039 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:57,040 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:57,040 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:57,040 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:57,041 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:57,041 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:57,044 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:57,044 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:57,044 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:57,045 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:57,045 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:57,045 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:57,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:57,045 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:57,046 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:57,046 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:57,046 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:36:57,046 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:36:57,046 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:57,047 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 -> 628c4cc314cd08255e17a8a5e26ed6e2a5714122 [2019-11-27 09:36:57,415 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:57,431 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:57,435 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:57,438 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:57,441 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:57,442 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label30.c [2019-11-27 09:36:57,545 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84adb5267/197cc286a6c849de9cac5d72c91877d4/FLAGa904dfff9 [2019-11-27 09:36:58,471 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:58,475 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label30.c [2019-11-27 09:36:58,507 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84adb5267/197cc286a6c849de9cac5d72c91877d4/FLAGa904dfff9 [2019-11-27 09:36:58,560 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84adb5267/197cc286a6c849de9cac5d72c91877d4 [2019-11-27 09:36:58,567 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:58,571 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:58,572 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:58,575 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:58,580 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:58,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:58" (1/1) ... [2019-11-27 09:36:58,588 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d8d314d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:58, skipping insertion in model container [2019-11-27 09:36:58,589 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:58" (1/1) ... [2019-11-27 09:36:58,601 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:58,708 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:59,858 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:59,867 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:00,202 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:00,234 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:00,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:00 WrapperNode [2019-11-27 09:37:00,236 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:00,237 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:00,237 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:00,237 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:00,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:00" (1/1) ... [2019-11-27 09:37:00,299 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:00" (1/1) ... [2019-11-27 09:37:00,503 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:00,505 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:00,505 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:00,505 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:00,521 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:00" (1/1) ... [2019-11-27 09:37:00,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:00" (1/1) ... [2019-11-27 09:37:00,543 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:00" (1/1) ... [2019-11-27 09:37:00,544 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:00" (1/1) ... [2019-11-27 09:37:00,631 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:00" (1/1) ... [2019-11-27 09:37:00,664 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:00" (1/1) ... [2019-11-27 09:37:00,707 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:00" (1/1) ... [2019-11-27 09:37:00,762 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:00,769 INFO L168 Benchmark]: Toolchain (without parser) took 2193.76 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 886.6 MB in the end (delta: 69.3 MB). Peak memory consumption was 69.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:00,770 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 09:37:00,775 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1663.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 926.7 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:00,776 INFO L168 Benchmark]: Boogie Procedure Inliner took 268.14 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 903.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:00,778 INFO L168 Benchmark]: Boogie Preprocessor took 257.64 ms. Allocated memory is still 1.0 GB. Free memory was 903.8 MB in the beginning and 886.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:00,787 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 1663.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 926.7 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 268.14 ms. Allocated memory is still 1.0 GB. Free memory was 926.7 MB in the beginning and 903.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 257.64 ms. Allocated memory is still 1.0 GB. Free memory was 903.8 MB in the beginning and 886.6 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 09:37:03,471 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:37:03,473 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:37:03,489 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:37:03,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:37:03,505 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:37:03,508 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:37:03,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:37:03,514 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:37:03,520 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:37:03,522 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:37:03,530 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:37:03,532 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:37:03,539 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:37:03,541 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:37:03,542 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:37:03,543 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:37:03,546 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:37:03,551 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:37:03,556 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:37:03,561 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:37:03,568 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:37:03,570 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:37:03,573 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:37:03,579 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:37:03,580 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:37:03,580 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:37:03,582 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:37:03,585 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:37:03,586 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:37:03,586 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:37:03,587 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:37:03,588 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:37:03,591 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:37:03,592 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:37:03,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:37:03,595 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:37:03,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:37:03,596 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:37:03,597 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:37:03,599 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:37:03,601 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:37:03,629 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:37:03,629 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:37:03,634 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:37:03,634 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:37:03,634 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:37:03,634 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:37:03,635 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:37:03,635 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:37:03,635 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:37:03,638 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:37:03,639 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:37:03,639 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:37:03,639 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:37:03,640 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:37:03,640 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:37:03,640 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:37:03,640 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:37:03,641 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:37:03,641 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:37:03,641 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:37:03,641 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:37:03,643 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:37:03,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:37:03,643 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:37:03,643 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:37:03,644 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:37:03,644 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:37:03,645 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:37:03,645 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:37:03,645 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:37:03,649 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 -> 628c4cc314cd08255e17a8a5e26ed6e2a5714122 [2019-11-27 09:37:04,042 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:37:04,062 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:37:04,068 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:37:04,073 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:37:04,074 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:37:04,075 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label30.c [2019-11-27 09:37:04,183 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19388d148/8a4d40d633544de9b8bc0a32a4bf528a/FLAGed5cfe1d2 [2019-11-27 09:37:05,116 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:37:05,118 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label30.c [2019-11-27 09:37:05,158 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19388d148/8a4d40d633544de9b8bc0a32a4bf528a/FLAGed5cfe1d2 [2019-11-27 09:37:05,201 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/19388d148/8a4d40d633544de9b8bc0a32a4bf528a [2019-11-27 09:37:05,208 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:37:05,213 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:37:05,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:05,215 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:37:05,218 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:37:05,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:05" (1/1) ... [2019-11-27 09:37:05,228 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f34ae7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:05, skipping insertion in model container [2019-11-27 09:37:05,231 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:37:05" (1/1) ... [2019-11-27 09:37:05,243 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:37:05,342 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:37:06,587 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:06,593 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:37:06,921 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:37:06,954 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:37:06,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:06 WrapperNode [2019-11-27 09:37:06,955 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:37:06,956 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:06,958 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:37:06,958 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:37:06,972 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:06" (1/1) ... [2019-11-27 09:37:07,028 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:06" (1/1) ... [2019-11-27 09:37:07,152 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:37:07,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:37:07,156 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:37:07,156 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:37:07,173 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:06" (1/1) ... [2019-11-27 09:37:07,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:06" (1/1) ... [2019-11-27 09:37:07,184 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:06" (1/1) ... [2019-11-27 09:37:07,187 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:06" (1/1) ... [2019-11-27 09:37:07,247 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:06" (1/1) ... [2019-11-27 09:37:07,286 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:06" (1/1) ... [2019-11-27 09:37:07,300 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:37:06" (1/1) ... [2019-11-27 09:37:07,321 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:37:07,330 INFO L168 Benchmark]: Toolchain (without parser) took 2115.75 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 891.1 MB in the end (delta: 64.8 MB). Peak memory consumption was 64.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:07,331 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 09:37:07,334 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1741.26 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 914.1 MB in the end (delta: 41.9 MB). Peak memory consumption was 42.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:07,335 INFO L168 Benchmark]: Boogie Procedure Inliner took 197.37 ms. Allocated memory is still 1.0 GB. Free memory was 914.1 MB in the beginning and 902.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:07,337 INFO L168 Benchmark]: Boogie Preprocessor took 169.79 ms. Allocated memory is still 1.0 GB. Free memory was 902.6 MB in the beginning and 891.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:37:07,346 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 1741.26 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 914.1 MB in the end (delta: 41.9 MB). Peak memory consumption was 42.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 197.37 ms. Allocated memory is still 1.0 GB. Free memory was 914.1 MB in the beginning and 902.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 169.79 ms. Allocated memory is still 1.0 GB. Free memory was 902.6 MB in the beginning and 891.1 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...