./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label13.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem01_label13.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 6e5c5eed4bd7fab4c39b1476c33057bc1fdb10c3 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem01_label13.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 6e5c5eed4bd7fab4c39b1476c33057bc1fdb10c3 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:33:28,380 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:28,387 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:28,421 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:28,423 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:28,425 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:28,430 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:28,448 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:28,450 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:28,456 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:28,460 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:28,465 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:28,469 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:28,473 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:28,476 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:28,480 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:28,484 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:28,490 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:28,493 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:28,500 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:28,508 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:28,515 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:28,520 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:28,522 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:28,530 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:28,530 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:28,531 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:28,535 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:28,535 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:28,539 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:28,539 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:28,540 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:28,543 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:28,546 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:28,549 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:28,550 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:28,552 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:28,553 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:28,555 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:28,557 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:28,561 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:28,562 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:33:28,603 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:28,603 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:28,606 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:28,608 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:28,608 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:28,608 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:28,610 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:28,610 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:33:28,610 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:28,612 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:28,613 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:28,614 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:28,614 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:28,615 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:28,616 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:28,616 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:28,616 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:28,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:28,618 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:28,618 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:28,621 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:28,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:28,621 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:28,622 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:28,622 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:28,622 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:33:28,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:33:28,623 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:28,626 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 -> 6e5c5eed4bd7fab4c39b1476c33057bc1fdb10c3 [2019-11-26 16:33:29,242 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:29,274 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:29,281 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:29,285 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:29,289 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:29,291 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label13.c [2019-11-26 16:33:29,448 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa9fd97fa/11b8b9bc7cc74758b5627b852dde7bfd/FLAG0b61408b8 [2019-11-26 16:33:30,621 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:30,627 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label13.c [2019-11-26 16:33:30,657 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa9fd97fa/11b8b9bc7cc74758b5627b852dde7bfd/FLAG0b61408b8 [2019-11-26 16:33:30,698 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa9fd97fa/11b8b9bc7cc74758b5627b852dde7bfd [2019-11-26 16:33:30,704 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:30,709 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:30,715 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:30,716 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:30,720 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:30,725 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:30" (1/1) ... [2019-11-26 16:33:30,732 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:30, skipping insertion in model container [2019-11-26 16:33:30,733 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:30" (1/1) ... [2019-11-26 16:33:30,754 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:30,852 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:31,821 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:31,844 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:32,100 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:32,136 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:32,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:32 WrapperNode [2019-11-26 16:33:32,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:32,143 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:32,143 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:32,145 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:32,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:32" (1/1) ... [2019-11-26 16:33:32,212 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:32" (1/1) ... [2019-11-26 16:33:32,358 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:32,359 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:32,364 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:32,364 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:32,384 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:32" (1/1) ... [2019-11-26 16:33:32,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:32" (1/1) ... [2019-11-26 16:33:32,399 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:32" (1/1) ... [2019-11-26 16:33:32,402 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:32" (1/1) ... [2019-11-26 16:33:32,453 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:32" (1/1) ... [2019-11-26 16:33:32,483 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:32" (1/1) ... [2019-11-26 16:33:32,498 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:32" (1/1) ... [2019-11-26 16:33:32,517 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:32,529 INFO L168 Benchmark]: Toolchain (without parser) took 1819.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.9 MB in the end (delta: -247.2 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:32,532 INFO L168 Benchmark]: CDTParser took 0.30 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. [2019-11-26 16:33:32,536 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1422.95 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 967.7 MB in the end (delta: -6.0 MB). Peak memory consumption was 27.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:32,539 INFO L168 Benchmark]: Boogie Procedure Inliner took 215.75 ms. Allocated memory is still 1.0 GB. Free memory was 967.7 MB in the beginning and 961.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:32,541 INFO L168 Benchmark]: Boogie Preprocessor took 163.69 ms. Allocated memory is still 1.0 GB. Free memory is still 961.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:32,552 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 1422.95 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 967.7 MB in the end (delta: -6.0 MB). Peak memory consumption was 27.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 215.75 ms. Allocated memory is still 1.0 GB. Free memory was 967.7 MB in the beginning and 961.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 163.69 ms. Allocated memory is still 1.0 GB. Free memory is still 961.9 MB. There was no memory consumed. 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 0.1.24-025d5a2 [2019-11-26 16:33:36,421 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:33:36,427 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:33:36,461 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:33:36,463 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:33:36,465 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:33:36,470 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:33:36,485 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:33:36,493 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:33:36,501 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:33:36,502 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:33:36,504 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:33:36,507 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:33:36,510 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:33:36,512 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:33:36,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:33:36,518 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:33:36,519 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:33:36,524 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:33:36,531 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:33:36,542 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:33:36,548 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:33:36,549 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:33:36,554 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:33:36,561 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:33:36,561 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:33:36,564 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:33:36,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:33:36,567 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:33:36,570 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:33:36,572 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:33:36,573 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:33:36,576 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:33:36,579 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:33:36,581 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:33:36,583 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:33:36,586 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:33:36,587 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:33:36,587 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:33:36,589 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:33:36,594 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:33:36,595 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:33:36,652 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:33:36,654 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:33:36,658 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:33:36,663 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:33:36,665 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:33:36,665 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:33:36,665 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:33:36,666 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:33:36,666 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:33:36,667 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:33:36,667 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:33:36,669 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:33:36,669 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:33:36,672 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:33:36,672 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:33:36,672 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:33:36,673 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:33:36,673 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:33:36,674 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:33:36,674 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:33:36,674 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:33:36,675 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:33:36,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:33:36,677 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:33:36,677 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:33:36,677 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:33:36,678 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:33:36,680 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:33:36,681 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:33:36,681 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:33:36,682 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 -> 6e5c5eed4bd7fab4c39b1476c33057bc1fdb10c3 [2019-11-26 16:33:37,245 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:33:37,290 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:33:37,298 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:33:37,301 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:33:37,304 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:33:37,306 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label13.c [2019-11-26 16:33:37,465 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bee14a58/dadf715fa8094f62a0d26d26039610a7/FLAGb1af1a7ee [2019-11-26 16:33:38,594 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:33:38,598 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label13.c [2019-11-26 16:33:38,633 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bee14a58/dadf715fa8094f62a0d26d26039610a7/FLAGb1af1a7ee [2019-11-26 16:33:39,071 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6bee14a58/dadf715fa8094f62a0d26d26039610a7 [2019-11-26 16:33:39,080 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:33:39,083 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:33:39,091 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:39,091 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:33:39,099 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:33:39,101 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:39" (1/1) ... [2019-11-26 16:33:39,111 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31604e95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:39, skipping insertion in model container [2019-11-26 16:33:39,112 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:33:39" (1/1) ... [2019-11-26 16:33:39,130 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:33:39,239 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:33:40,140 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:40,345 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:33:40,577 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:33:40,615 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:33:40,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:40 WrapperNode [2019-11-26 16:33:40,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:33:40,620 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:40,621 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:33:40,621 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:33:40,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:40" (1/1) ... [2019-11-26 16:33:40,698 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:40" (1/1) ... [2019-11-26 16:33:40,833 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:33:40,841 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:33:40,844 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:33:40,844 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:33:40,864 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:40" (1/1) ... [2019-11-26 16:33:40,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:40" (1/1) ... [2019-11-26 16:33:40,888 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:40" (1/1) ... [2019-11-26 16:33:40,891 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:40" (1/1) ... [2019-11-26 16:33:40,958 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:40" (1/1) ... [2019-11-26 16:33:40,992 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:40" (1/1) ... [2019-11-26 16:33:41,004 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:33:40" (1/1) ... [2019-11-26 16:33:41,031 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:33:41,045 INFO L168 Benchmark]: Toolchain (without parser) took 1954.17 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.2 MB in the end (delta: -12.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:41,046 INFO L168 Benchmark]: CDTParser took 0.45 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. [2019-11-26 16:33:41,052 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1529.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.0 MB in the end (delta: -17.7 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:41,055 INFO L168 Benchmark]: Boogie Procedure Inliner took 220.23 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:33:41,057 INFO L168 Benchmark]: Boogie Preprocessor took 193.66 ms. Allocated memory is still 1.0 GB. Free memory is still 972.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:33:41,071 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 1529.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.0 MB in the end (delta: -17.7 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 220.23 ms. Allocated memory is still 1.0 GB. Free memory was 978.0 MB in the beginning and 972.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 193.66 ms. Allocated memory is still 1.0 GB. Free memory is still 972.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...