./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label54.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/Problem13_label54.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 fac4f84c99a06a1678fc743728efa8cf8fb53d18 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem13_label54.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 fac4f84c99a06a1678fc743728efa8cf8fb53d18 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:35:04,179 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:04,183 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:04,220 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:04,222 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:04,228 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:04,231 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:04,248 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:04,251 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:04,258 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:04,260 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:04,265 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:04,266 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:04,272 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:04,274 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:04,280 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:04,283 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:04,286 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:04,292 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:04,296 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:04,309 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:04,316 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:04,319 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:04,323 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:04,331 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:04,334 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:04,334 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:04,337 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:04,340 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:04,342 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:04,342 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:04,343 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:04,345 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:04,349 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:04,351 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:04,354 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:04,355 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:04,357 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:04,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:04,361 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:04,363 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:04,364 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:35:04,406 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:04,407 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:04,412 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:04,413 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:04,413 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:04,414 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:04,415 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:04,415 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:35:04,415 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:04,415 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:04,419 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:04,419 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:04,420 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:04,420 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:04,420 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:04,421 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:04,421 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:04,421 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:04,423 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:04,423 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:04,423 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:04,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:04,426 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:04,426 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:04,427 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:04,427 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:35:04,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:35:04,427 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:04,428 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 -> fac4f84c99a06a1678fc743728efa8cf8fb53d18 [2019-11-27 09:35:05,025 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:05,054 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:05,061 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:05,067 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:05,068 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:05,069 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label54.c [2019-11-27 09:35:05,231 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f0489055/c6ac969ad1e441f087542ac17756a8db/FLAG4f253be71 [2019-11-27 09:35:06,956 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:06,959 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label54.c [2019-11-27 09:35:07,040 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f0489055/c6ac969ad1e441f087542ac17756a8db/FLAG4f253be71 [2019-11-27 09:35:07,081 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f0489055/c6ac969ad1e441f087542ac17756a8db [2019-11-27 09:35:07,086 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:07,091 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:07,096 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:07,097 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:07,103 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:07,106 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:07" (1/1) ... [2019-11-27 09:35:07,114 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:07, skipping insertion in model container [2019-11-27 09:35:07,115 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:07" (1/1) ... [2019-11-27 09:35:07,134 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:07,521 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:10,880 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:10,893 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:12,458 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:12,533 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:12,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:12 WrapperNode [2019-11-27 09:35:12,539 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:12,541 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:12,541 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:12,541 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:12,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:12" (1/1) ... [2019-11-27 09:35:12,729 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:12" (1/1) ... [2019-11-27 09:35:14,245 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:14,249 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:14,252 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:14,252 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:14,268 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:12" (1/1) ... [2019-11-27 09:35:14,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:12" (1/1) ... [2019-11-27 09:35:14,453 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:12" (1/1) ... [2019-11-27 09:35:14,456 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:12" (1/1) ... [2019-11-27 09:35:15,082 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:12" (1/1) ... [2019-11-27 09:35:15,161 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:12" (1/1) ... [2019-11-27 09:35:15,399 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:12" (1/1) ... [2019-11-27 09:35:15,558 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:15,566 INFO L168 Benchmark]: Toolchain (without parser) took 8470.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 804.4 MB in the end (delta: 145.9 MB). Peak memory consumption was 145.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:15,569 INFO L168 Benchmark]: CDTParser took 3.67 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 09:35:15,571 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5443.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 779.6 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:15,575 INFO L168 Benchmark]: Boogie Procedure Inliner took 1707.81 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 871.9 MB in the end (delta: -92.3 MB). Peak memory consumption was 136.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:15,580 INFO L168 Benchmark]: Boogie Preprocessor took 1309.52 ms. Allocated memory is still 1.0 GB. Free memory was 871.9 MB in the beginning and 804.4 MB in the end (delta: 67.5 MB). Peak memory consumption was 67.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:15,590 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.67 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 5443.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 779.6 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1707.81 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 871.9 MB in the end (delta: -92.3 MB). Peak memory consumption was 136.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1309.52 ms. Allocated memory is still 1.0 GB. Free memory was 871.9 MB in the beginning and 804.4 MB in the end (delta: 67.5 MB). Peak memory consumption was 67.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:35:19,490 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:19,495 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:19,517 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:19,519 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:19,522 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:19,524 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:19,552 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:19,556 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:19,563 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:19,565 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:19,570 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:19,571 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:19,577 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:19,582 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:19,585 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:19,589 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:19,594 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:19,599 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:19,608 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:19,615 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:19,623 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:19,626 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:19,630 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:19,638 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:19,640 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:19,640 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:19,643 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:19,645 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:19,646 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:19,650 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:19,651 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:19,652 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:19,656 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:19,658 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:19,661 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:19,662 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:19,663 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:19,665 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:19,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:19,669 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:19,671 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:35:19,712 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:19,713 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:19,719 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:19,722 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:19,722 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:19,723 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:19,723 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:19,723 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:19,726 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:19,726 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:19,728 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:19,728 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:19,729 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:35:19,729 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:35:19,730 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:19,732 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:19,732 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:19,732 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:19,733 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:19,733 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:19,735 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:19,735 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:19,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:19,736 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:19,737 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:19,737 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:19,737 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:35:19,739 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:35:19,739 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:19,739 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:35:19,741 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 -> fac4f84c99a06a1678fc743728efa8cf8fb53d18 [2019-11-27 09:35:20,339 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:20,367 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:20,375 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:20,381 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:20,381 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:20,383 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label54.c [2019-11-27 09:35:20,542 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23be79032/8b48f8b444dc45b79a4d30035b900608/FLAGaed49f206 [2019-11-27 09:35:22,393 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:22,398 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label54.c [2019-11-27 09:35:22,498 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23be79032/8b48f8b444dc45b79a4d30035b900608/FLAGaed49f206 [2019-11-27 09:35:22,539 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23be79032/8b48f8b444dc45b79a4d30035b900608 [2019-11-27 09:35:22,549 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:22,553 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:22,557 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:22,557 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:22,564 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:22,568 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:22" (1/1) ... [2019-11-27 09:35:22,577 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22abccbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:22, skipping insertion in model container [2019-11-27 09:35:22,578 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:22" (1/1) ... [2019-11-27 09:35:22,596 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:22,927 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:26,772 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:26,788 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:28,416 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:28,490 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:28,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:28 WrapperNode [2019-11-27 09:35:28,495 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:28,496 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:28,497 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:28,497 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:28,522 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:28" (1/1) ... [2019-11-27 09:35:28,824 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:28" (1/1) ... [2019-11-27 09:35:29,242 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:29,243 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:29,243 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:29,243 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:29,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:28" (1/1) ... [2019-11-27 09:35:29,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:28" (1/1) ... [2019-11-27 09:35:29,368 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:28" (1/1) ... [2019-11-27 09:35:29,374 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:28" (1/1) ... [2019-11-27 09:35:29,670 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:28" (1/1) ... [2019-11-27 09:35:29,754 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:28" (1/1) ... [2019-11-27 09:35:29,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:28" (1/1) ... [2019-11-27 09:35:29,879 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:29,888 INFO L168 Benchmark]: Toolchain (without parser) took 7331.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 884.9 MB in the end (delta: 65.3 MB). Peak memory consumption was 65.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:29,889 INFO L168 Benchmark]: CDTParser took 2.62 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 09:35:29,893 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5938.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 716.5 MB in the end (delta: 233.7 MB). Peak memory consumption was 233.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:29,895 INFO L168 Benchmark]: Boogie Procedure Inliner took 746.20 ms. Allocated memory is still 1.0 GB. Free memory was 716.5 MB in the beginning and 917.9 MB in the end (delta: -201.4 MB). Peak memory consumption was 36.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:29,899 INFO L168 Benchmark]: Boogie Preprocessor took 636.89 ms. Allocated memory is still 1.0 GB. Free memory was 917.9 MB in the beginning and 884.9 MB in the end (delta: 33.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:29,908 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.62 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 5938.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 716.5 MB in the end (delta: 233.7 MB). Peak memory consumption was 233.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 746.20 ms. Allocated memory is still 1.0 GB. Free memory was 716.5 MB in the beginning and 917.9 MB in the end (delta: -201.4 MB). Peak memory consumption was 36.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 636.89 ms. Allocated memory is still 1.0 GB. Free memory was 917.9 MB in the beginning and 884.9 MB in the end (delta: 33.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...