./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label58.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/Problem15_label58.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 600b1161497f7662794b3a81f79db7e065d2d422 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem15_label58.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 600b1161497f7662794b3a81f79db7e065d2d422 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:36:32,437 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:32,442 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:32,465 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:32,468 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:32,473 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:32,475 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:32,484 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:32,490 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:32,493 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:32,495 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:32,499 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:32,500 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:32,503 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:32,505 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:32,507 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:32,510 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:32,514 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:32,516 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:32,519 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:32,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:32,530 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:32,532 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:32,535 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:32,541 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:32,541 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:32,541 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:32,545 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:32,545 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:32,546 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:32,549 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:32,550 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:32,550 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:32,551 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:32,554 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:32,555 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:32,555 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:32,556 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:32,557 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:32,558 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:32,561 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:32,561 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:36:32,588 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:32,589 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:32,590 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:32,594 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:32,594 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:32,594 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:32,595 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:32,595 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:36:32,595 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:32,595 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:32,596 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:32,596 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:32,599 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:32,599 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:32,599 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:32,600 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:32,600 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:32,600 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:32,600 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:32,600 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:32,601 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:32,601 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:32,601 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:32,601 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:32,602 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:32,606 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:36:32,606 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:36:32,606 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:32,606 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 -> 600b1161497f7662794b3a81f79db7e065d2d422 [2019-11-27 09:36:32,976 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:32,993 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:32,998 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:33,002 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:33,002 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:33,003 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label58.c [2019-11-27 09:36:33,121 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/baed50854/a7bd85ae775c4711adf27e735fa6c5b6/FLAGedcc946a2 [2019-11-27 09:36:34,089 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:34,092 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label58.c [2019-11-27 09:36:34,126 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/baed50854/a7bd85ae775c4711adf27e735fa6c5b6/FLAGedcc946a2 [2019-11-27 09:36:34,648 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/baed50854/a7bd85ae775c4711adf27e735fa6c5b6 [2019-11-27 09:36:34,657 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:34,658 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:34,660 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:34,662 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:34,666 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:34,668 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:34" (1/1) ... [2019-11-27 09:36:34,676 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 09:36:34, skipping insertion in model container [2019-11-27 09:36:34,677 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:34" (1/1) ... [2019-11-27 09:36:34,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:34,807 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:35,995 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:36,003 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:36,361 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:36,395 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:36,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:36 WrapperNode [2019-11-27 09:36:36,396 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:36,399 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:36,400 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:36,400 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:36,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:36" (1/1) ... [2019-11-27 09:36:36,472 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:36" (1/1) ... [2019-11-27 09:36:36,751 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:36,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:36,755 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:36,755 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:36,772 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:36" (1/1) ... [2019-11-27 09:36:36,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:36" (1/1) ... [2019-11-27 09:36:36,807 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:36" (1/1) ... [2019-11-27 09:36:36,807 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:36" (1/1) ... [2019-11-27 09:36:36,930 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:36" (1/1) ... [2019-11-27 09:36:36,967 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:36" (1/1) ... [2019-11-27 09:36:37,034 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:36" (1/1) ... [2019-11-27 09:36:37,127 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:37,137 INFO L168 Benchmark]: Toolchain (without parser) took 2473.29 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 852.2 MB in the end (delta: 102.3 MB). Peak memory consumption was 102.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:37,137 INFO L168 Benchmark]: CDTParser took 2.48 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 09:36:37,139 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1737.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 909.5 MB in the end (delta: 45.0 MB). Peak memory consumption was 45.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:37,141 INFO L168 Benchmark]: Boogie Procedure Inliner took 355.47 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 869.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:37,144 INFO L168 Benchmark]: Boogie Preprocessor took 374.77 ms. Allocated memory is still 1.0 GB. Free memory was 869.4 MB in the beginning and 852.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:37,152 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.48 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 1737.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 909.5 MB in the end (delta: 45.0 MB). Peak memory consumption was 45.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 355.47 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 869.4 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 374.77 ms. Allocated memory is still 1.0 GB. Free memory was 869.4 MB in the beginning and 852.2 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 09:36:39,902 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:39,906 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:39,931 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:39,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:39,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:39,941 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:39,954 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:39,960 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:39,965 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:39,966 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:39,971 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:39,971 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:39,974 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:39,976 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:39,980 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:39,986 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:39,988 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:39,993 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:39,994 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:40,003 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:40,008 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:40,009 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:40,013 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:40,019 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:40,020 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:40,022 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:40,024 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:40,024 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:40,026 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:40,031 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:40,032 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:40,033 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:40,034 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:40,035 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:40,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:40,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:40,038 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:40,038 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:40,039 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:40,041 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:40,042 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:36:40,071 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:40,075 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:40,077 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:40,077 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:40,078 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:40,078 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:40,078 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:40,078 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:40,078 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:40,079 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:40,080 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:40,080 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:40,080 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:36:40,080 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:36:40,082 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:40,082 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:40,082 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:40,082 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:40,083 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:40,083 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:40,085 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:40,085 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:40,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:40,085 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:40,086 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:40,086 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:40,086 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:36:40,086 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:36:40,086 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:40,087 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:36:40,089 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 -> 600b1161497f7662794b3a81f79db7e065d2d422 [2019-11-27 09:36:40,525 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:40,546 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:40,549 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:40,553 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:40,555 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:40,557 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label58.c [2019-11-27 09:36:40,665 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c08c0cfd/143153b1d5e04f12bca628d0a31ab3c4/FLAG09dbdae65 [2019-11-27 09:36:41,640 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:41,641 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label58.c [2019-11-27 09:36:41,675 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c08c0cfd/143153b1d5e04f12bca628d0a31ab3c4/FLAG09dbdae65 [2019-11-27 09:36:42,182 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c08c0cfd/143153b1d5e04f12bca628d0a31ab3c4 [2019-11-27 09:36:42,191 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:42,194 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:42,199 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:42,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:42,205 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:42,206 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:42" (1/1) ... [2019-11-27 09:36:42,214 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 09:36:42, skipping insertion in model container [2019-11-27 09:36:42,214 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:42" (1/1) ... [2019-11-27 09:36:42,228 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:42,349 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:43,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:43,766 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:44,272 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:44,303 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:44,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:44 WrapperNode [2019-11-27 09:36:44,304 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:44,305 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:44,307 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:44,307 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:44,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:44" (1/1) ... [2019-11-27 09:36:44,384 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:44" (1/1) ... [2019-11-27 09:36:44,522 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:44,523 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:44,523 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:44,523 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:44,538 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:44" (1/1) ... [2019-11-27 09:36:44,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:44" (1/1) ... [2019-11-27 09:36:44,565 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:44" (1/1) ... [2019-11-27 09:36:44,569 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:44" (1/1) ... [2019-11-27 09:36:44,639 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:44" (1/1) ... [2019-11-27 09:36:44,673 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:44" (1/1) ... [2019-11-27 09:36:44,690 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:44" (1/1) ... [2019-11-27 09:36:44,706 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:44,715 INFO L168 Benchmark]: Toolchain (without parser) took 2516.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 852.0 MB in the end (delta: 103.9 MB). Peak memory consumption was 103.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:44,716 INFO L168 Benchmark]: CDTParser took 0.28 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 09:36:44,719 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2106.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 880.8 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:44,720 INFO L168 Benchmark]: Boogie Procedure Inliner took 217.35 ms. Allocated memory is still 1.0 GB. Free memory was 880.8 MB in the beginning and 863.5 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:44,722 INFO L168 Benchmark]: Boogie Preprocessor took 185.69 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:44,732 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 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 2106.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 880.8 MB in the end (delta: 75.1 MB). Peak memory consumption was 75.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 217.35 ms. Allocated memory is still 1.0 GB. Free memory was 880.8 MB in the beginning and 863.5 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 185.69 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 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...