./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label31.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem11_label31.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 badb5e839449e413568df201e281c68f67c56eac ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem11_label31.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 badb5e839449e413568df201e281c68f67c56eac ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:54:54,353 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:54:54,362 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:54:54,404 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:54:54,408 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:54:54,410 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:54:54,416 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:54:54,432 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:54:54,435 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:54:54,440 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:54:54,445 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:54:54,451 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:54:54,451 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:54:54,458 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:54:54,463 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:54:54,465 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:54:54,468 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:54:54,475 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:54:54,480 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:54:54,491 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:54:54,499 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:54:54,506 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:54:54,508 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:54:54,513 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:54:54,521 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:54:54,522 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:54:54,524 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:54:54,526 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:54:54,526 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:54:54,530 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:54:54,530 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:54:54,532 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:54:54,534 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:54:54,540 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:54:54,541 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:54:54,542 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:54:54,545 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:54:54,546 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:54:54,546 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:54:54,547 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:54:54,552 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:54:54,556 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:54:54,596 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:54:54,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:54:54,603 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:54:54,604 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:54:54,607 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:54:54,607 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:54:54,608 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:54:54,608 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:54:54,608 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:54:54,608 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:54:54,610 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:54:54,610 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:54:54,610 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:54:54,611 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:54:54,613 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:54:54,613 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:54:54,613 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:54:54,614 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:54:54,614 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:54:54,616 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:54:54,616 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:54:54,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:54:54,617 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:54:54,617 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:54:54,619 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:54:54,619 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:54:54,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:54:54,620 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:54:54,620 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 -> badb5e839449e413568df201e281c68f67c56eac [2019-11-27 15:54:55,163 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:54:55,194 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:54:55,202 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:54:55,206 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:54:55,210 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:54:55,212 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label31.c [2019-11-27 15:54:55,372 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fce9f9575/db61a7479d78452288b8e4cb2a8ab180/FLAGc85fa2551 [2019-11-27 15:54:56,876 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:54:56,879 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label31.c [2019-11-27 15:54:56,914 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fce9f9575/db61a7479d78452288b8e4cb2a8ab180/FLAGc85fa2551 [2019-11-27 15:54:56,956 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fce9f9575/db61a7479d78452288b8e4cb2a8ab180 [2019-11-27 15:54:56,963 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:54:56,969 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:54:56,974 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:56,975 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:54:56,981 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:54:56,984 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:56" (1/1) ... [2019-11-27 15:54:56,993 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:56, skipping insertion in model container [2019-11-27 15:54:56,993 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:54:56" (1/1) ... [2019-11-27 15:54:57,013 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:54:57,149 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:54:58,553 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:58,567 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:54:58,926 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:54:58,969 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:54:58,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:58 WrapperNode [2019-11-27 15:54:58,973 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:54:58,974 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:58,974 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:54:58,975 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:54:58,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:58" (1/1) ... [2019-11-27 15:54:59,053 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:58" (1/1) ... [2019-11-27 15:54:59,236 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:54:59,240 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:54:59,240 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:54:59,242 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:54:59,261 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:58" (1/1) ... [2019-11-27 15:54:59,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:58" (1/1) ... [2019-11-27 15:54:59,286 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:58" (1/1) ... [2019-11-27 15:54:59,289 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:58" (1/1) ... [2019-11-27 15:54:59,367 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:58" (1/1) ... [2019-11-27 15:54:59,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:58" (1/1) ... [2019-11-27 15:54:59,436 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:54:58" (1/1) ... [2019-11-27 15:54:59,463 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:54:59,474 INFO L168 Benchmark]: Toolchain (without parser) took 2501.08 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 920.2 MB in the end (delta: 35.7 MB). Peak memory consumption was 35.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:59,475 INFO L168 Benchmark]: CDTParser took 0.42 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 15:54:59,479 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1999.30 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 948.9 MB in the end (delta: 7.1 MB). Peak memory consumption was 21.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:59,481 INFO L168 Benchmark]: Boogie Procedure Inliner took 265.30 ms. Allocated memory is still 1.0 GB. Free memory was 948.9 MB in the beginning and 931.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:59,485 INFO L168 Benchmark]: Boogie Preprocessor took 224.03 ms. Allocated memory is still 1.0 GB. Free memory was 931.7 MB in the beginning and 920.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:54:59,495 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1999.30 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 948.9 MB in the end (delta: 7.1 MB). Peak memory consumption was 21.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 265.30 ms. Allocated memory is still 1.0 GB. Free memory was 948.9 MB in the beginning and 931.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 224.03 ms. Allocated memory is still 1.0 GB. Free memory was 931.7 MB in the beginning and 920.2 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:55:03,424 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:03,429 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:03,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:03,468 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:03,470 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:03,476 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:03,492 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:03,497 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:03,503 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:03,506 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:03,511 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:03,512 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:03,519 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:03,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:03,526 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:03,530 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:03,536 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:03,539 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:03,549 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:03,554 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:03,564 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:03,566 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:03,568 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:03,577 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:03,578 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:03,578 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:03,582 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:03,585 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:03,587 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:03,587 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:03,591 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:03,592 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:03,595 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:03,597 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:03,600 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:03,601 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:03,602 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:03,602 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:03,606 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:03,608 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:03,610 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:55:03,648 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:03,651 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:03,655 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:03,656 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:03,659 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:03,659 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:03,660 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:03,660 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:03,660 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:03,661 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:03,662 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:03,662 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:03,662 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:55:03,664 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:55:03,664 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:03,665 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:03,667 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:03,667 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:03,667 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:03,668 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:03,668 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:03,668 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:03,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:03,670 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:03,670 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:03,671 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:03,671 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:55:03,673 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:55:03,673 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:03,673 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:55:03,675 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 -> badb5e839449e413568df201e281c68f67c56eac [2019-11-27 15:55:04,230 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:04,260 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:04,269 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:04,273 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:04,276 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:04,280 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label31.c [2019-11-27 15:55:04,441 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5a2cd670/cf2f15721d2f4520aefe757209a2d21b/FLAG2812e84e3 [2019-11-27 15:55:05,800 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:05,801 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label31.c [2019-11-27 15:55:05,832 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5a2cd670/cf2f15721d2f4520aefe757209a2d21b/FLAG2812e84e3 [2019-11-27 15:55:05,870 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5a2cd670/cf2f15721d2f4520aefe757209a2d21b [2019-11-27 15:55:05,881 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:05,883 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:05,886 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:05,888 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:05,896 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:05,897 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:05" (1/1) ... [2019-11-27 15:55:05,908 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:05, skipping insertion in model container [2019-11-27 15:55:05,908 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:05" (1/1) ... [2019-11-27 15:55:05,955 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:06,087 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:07,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:07,726 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:55:08,172 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:08,201 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:55:08,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:08 WrapperNode [2019-11-27 15:55:08,203 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:08,205 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:08,206 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:55:08,206 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:55:08,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:08" (1/1) ... [2019-11-27 15:55:08,262 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:08" (1/1) ... [2019-11-27 15:55:08,429 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:55:08,430 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:55:08,431 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:55:08,431 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:55:08,450 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:08" (1/1) ... [2019-11-27 15:55:08,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:08" (1/1) ... [2019-11-27 15:55:08,468 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:08" (1/1) ... [2019-11-27 15:55:08,471 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:08" (1/1) ... [2019-11-27 15:55:08,562 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:08" (1/1) ... [2019-11-27 15:55:08,606 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:08" (1/1) ... [2019-11-27 15:55:08,633 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:08" (1/1) ... [2019-11-27 15:55:08,657 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:55:08,665 INFO L168 Benchmark]: Toolchain (without parser) took 2777.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 916.1 MB in the end (delta: 45.6 MB). Peak memory consumption was 45.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:08,668 INFO L168 Benchmark]: CDTParser took 0.54 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 15:55:08,670 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2318.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 939.0 MB in the end (delta: 16.9 MB). Peak memory consumption was 21.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:08,672 INFO L168 Benchmark]: Boogie Procedure Inliner took 223.95 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 921.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:08,677 INFO L168 Benchmark]: Boogie Preprocessor took 228.37 ms. Allocated memory is still 1.0 GB. Free memory was 921.8 MB in the beginning and 916.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:55:08,687 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 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 2318.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 939.0 MB in the end (delta: 16.9 MB). Peak memory consumption was 21.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 223.95 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 921.8 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 228.37 ms. Allocated memory is still 1.0 GB. Free memory was 921.8 MB in the beginning and 916.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...