./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label26.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/Problem19_label26.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 c7d36cb8084b3b73810a71de14395a55857f338f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem19_label26.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 c7d36cb8084b3b73810a71de14395a55857f338f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:39:12,378 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:39:12,384 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:39:12,415 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:39:12,416 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:39:12,425 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:39:12,430 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:39:12,447 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:39:12,451 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:39:12,456 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:39:12,462 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:39:12,465 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:39:12,468 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:39:12,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:39:12,477 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:39:12,480 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:39:12,483 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:39:12,488 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:39:12,493 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:39:12,504 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:39:12,511 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:39:12,519 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:39:12,520 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:39:12,525 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:39:12,534 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:39:12,535 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:39:12,535 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:39:12,537 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:39:12,539 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:39:12,540 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:39:12,544 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:39:12,545 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:39:12,546 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:39:12,550 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:39:12,552 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:39:12,554 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:39:12,555 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:39:12,557 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:39:12,557 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:39:12,558 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:39:12,560 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:39:12,565 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:39:12,605 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:39:12,607 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:39:12,612 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:39:12,613 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:39:12,613 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:39:12,615 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:39:12,615 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:39:12,615 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:39:12,616 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:39:12,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:39:12,619 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:39:12,620 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:39:12,620 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:39:12,620 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:39:12,621 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:39:12,623 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:39:12,623 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:39:12,624 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:39:12,624 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:39:12,624 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:39:12,624 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:39:12,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:39:12,626 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:39:12,626 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:39:12,627 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:39:12,628 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:39:12,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:39:12,629 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:39:12,629 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 -> c7d36cb8084b3b73810a71de14395a55857f338f [2019-11-27 09:39:13,325 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:39:13,353 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:39:13,362 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:39:13,364 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:39:13,364 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:39:13,368 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label26.c [2019-11-27 09:39:13,531 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83402f635/f2d235a5b164424e8f55bc28ea9350be/FLAG519c725bc [2019-11-27 09:39:15,412 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:39:15,417 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label26.c [2019-11-27 09:39:15,537 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83402f635/f2d235a5b164424e8f55bc28ea9350be/FLAG519c725bc [2019-11-27 09:39:15,575 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/83402f635/f2d235a5b164424e8f55bc28ea9350be [2019-11-27 09:39:15,582 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:39:15,587 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:39:15,591 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:15,593 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:39:15,602 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:39:15,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:15" (1/1) ... [2019-11-27 09:39:15,614 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:15, skipping insertion in model container [2019-11-27 09:39:15,614 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:15" (1/1) ... [2019-11-27 09:39:15,624 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:39:16,129 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:39:20,536 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:20,552 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:39:23,121 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:23,244 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:39:23,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:23 WrapperNode [2019-11-27 09:39:23,249 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:23,250 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:23,252 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:39:23,253 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:39:23,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:23" (1/1) ... [2019-11-27 09:39:23,435 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:23" (1/1) ... [2019-11-27 09:39:24,595 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:24,598 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:39:24,598 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:39:24,600 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:39:24,625 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:23" (1/1) ... [2019-11-27 09:39:24,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:23" (1/1) ... [2019-11-27 09:39:24,907 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:23" (1/1) ... [2019-11-27 09:39:24,909 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:23" (1/1) ... [2019-11-27 09:39:26,542 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:23" (1/1) ... [2019-11-27 09:39:26,662 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:23" (1/1) ... [2019-11-27 09:39:26,980 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:23" (1/1) ... [2019-11-27 09:39:27,321 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:39:27,334 INFO L168 Benchmark]: Toolchain (without parser) took 11741.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 778.2 MB in the end (delta: 154.8 MB). Peak memory consumption was 387.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:27,336 INFO L168 Benchmark]: CDTParser took 0.38 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 09:39:27,340 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7658.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 866.9 MB in the end (delta: 66.2 MB). Peak memory consumption was 272.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:27,345 INFO L168 Benchmark]: Boogie Procedure Inliner took 1347.29 ms. Allocated memory is still 1.0 GB. Free memory was 866.9 MB in the beginning and 711.0 MB in the end (delta: 155.9 MB). Peak memory consumption was 155.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:27,349 INFO L168 Benchmark]: Boogie Preprocessor took 2723.75 ms. Allocated memory is still 1.0 GB. Free memory was 711.0 MB in the beginning and 778.2 MB in the end (delta: -67.2 MB). Peak memory consumption was 165.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:27,362 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 7658.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 866.9 MB in the end (delta: 66.2 MB). Peak memory consumption was 272.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1347.29 ms. Allocated memory is still 1.0 GB. Free memory was 866.9 MB in the beginning and 711.0 MB in the end (delta: 155.9 MB). Peak memory consumption was 155.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2723.75 ms. Allocated memory is still 1.0 GB. Free memory was 711.0 MB in the beginning and 778.2 MB in the end (delta: -67.2 MB). Peak memory consumption was 165.1 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 09:39:31,391 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:39:31,397 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:39:31,435 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:39:31,435 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:39:31,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:39:31,444 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:39:31,458 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:39:31,467 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:39:31,474 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:39:31,475 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:39:31,480 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:39:31,481 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:39:31,486 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:39:31,489 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:39:31,494 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:39:31,497 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:39:31,501 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:39:31,504 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:39:31,512 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:39:31,520 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:39:31,528 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:39:31,531 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:39:31,537 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:39:31,543 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:39:31,543 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:39:31,544 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:39:31,547 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:39:31,549 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:39:31,550 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:39:31,552 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:39:31,553 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:39:31,557 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:39:31,558 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:39:31,562 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:39:31,563 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:39:31,567 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:39:31,567 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:39:31,567 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:39:31,569 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:39:31,572 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:39:31,574 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:39:31,628 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:39:31,634 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:39:31,635 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:39:31,637 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:39:31,637 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:39:31,637 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:39:31,643 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:39:31,643 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:39:31,645 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:39:31,645 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:39:31,646 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:39:31,646 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:39:31,648 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:39:31,648 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:39:31,648 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:39:31,649 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:39:31,649 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:39:31,649 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:39:31,649 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:39:31,651 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:39:31,651 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:39:31,653 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:39:31,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:39:31,654 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:39:31,654 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:39:31,655 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:39:31,656 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:39:31,656 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:39:31,657 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:39:31,658 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:39:31,661 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 -> c7d36cb8084b3b73810a71de14395a55857f338f [2019-11-27 09:39:32,306 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:39:32,338 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:39:32,347 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:39:32,352 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:39:32,356 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:39:32,359 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label26.c [2019-11-27 09:39:32,519 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7de962257/745a6810495a41d2ac6b3e55451b2a0b/FLAG7ddd2c043 [2019-11-27 09:39:34,602 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:39:34,607 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label26.c [2019-11-27 09:39:34,744 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7de962257/745a6810495a41d2ac6b3e55451b2a0b/FLAG7ddd2c043 [2019-11-27 09:39:35,201 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7de962257/745a6810495a41d2ac6b3e55451b2a0b [2019-11-27 09:39:35,208 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:39:35,214 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:39:35,219 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:35,221 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:39:35,228 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:39:35,231 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:35" (1/1) ... [2019-11-27 09:39:35,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39a3f223 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:35, skipping insertion in model container [2019-11-27 09:39:35,239 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:35" (1/1) ... [2019-11-27 09:39:35,259 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:39:35,849 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:39:41,125 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:41,142 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:39:43,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:43,953 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:39:43,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:43 WrapperNode [2019-11-27 09:39:43,955 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:43,964 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:43,964 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:39:43,964 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:39:43,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:43" (1/1) ... [2019-11-27 09:39:44,180 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:43" (1/1) ... [2019-11-27 09:39:44,827 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:44,828 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:39:44,832 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:39:44,832 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:39:44,855 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:43" (1/1) ... [2019-11-27 09:39:44,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:43" (1/1) ... [2019-11-27 09:39:44,982 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:43" (1/1) ... [2019-11-27 09:39:44,986 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:43" (1/1) ... [2019-11-27 09:39:45,983 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:43" (1/1) ... [2019-11-27 09:39:46,097 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:43" (1/1) ... [2019-11-27 09:39:46,209 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:43" (1/1) ... [2019-11-27 09:39:46,310 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:39:46,322 INFO L168 Benchmark]: Toolchain (without parser) took 11099.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 934.5 MB in the beginning and 874.1 MB in the end (delta: 60.3 MB). Peak memory consumption was 323.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:46,323 INFO L168 Benchmark]: CDTParser took 2.90 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 09:39:46,328 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8736.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 934.5 MB in the beginning and 777.3 MB in the end (delta: 157.2 MB). Peak memory consumption was 256.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:46,329 INFO L168 Benchmark]: Boogie Procedure Inliner took 864.17 ms. Allocated memory is still 1.0 GB. Free memory was 777.3 MB in the beginning and 708.6 MB in the end (delta: 68.7 MB). Peak memory consumption was 68.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:46,333 INFO L168 Benchmark]: Boogie Preprocessor took 1482.33 ms. Allocated memory is still 1.0 GB. Free memory was 708.6 MB in the beginning and 874.1 MB in the end (delta: -165.5 MB). Peak memory consumption was 97.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:46,345 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.90 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 8736.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 934.5 MB in the beginning and 777.3 MB in the end (delta: 157.2 MB). Peak memory consumption was 256.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 864.17 ms. Allocated memory is still 1.0 GB. Free memory was 777.3 MB in the beginning and 708.6 MB in the end (delta: 68.7 MB). Peak memory consumption was 68.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1482.33 ms. Allocated memory is still 1.0 GB. Free memory was 708.6 MB in the beginning and 874.1 MB in the end (delta: -165.5 MB). Peak memory consumption was 97.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...