./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label24.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/Problem11_label24.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 92626a65888ad01fee2564bed520466e3ce20d5d .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label24.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 92626a65888ad01fee2564bed520466e3ce20d5d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:45:49,435 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:49,441 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:49,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:49,476 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:49,479 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:49,484 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:49,501 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:49,505 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:49,512 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:49,515 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:49,519 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:49,522 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:49,526 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:49,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:49,533 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:49,539 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:49,542 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:49,548 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:49,556 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:49,566 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:49,574 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:49,575 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:49,580 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:49,588 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:49,588 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:49,592 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:49,594 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:49,595 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:49,596 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:49,599 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:49,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:49,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:49,605 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:49,607 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:49,610 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:49,611 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:49,612 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:49,612 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:49,616 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:49,617 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:49,620 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:45:49,659 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:49,661 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:49,666 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:49,666 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:49,669 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:49,669 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:49,670 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:49,670 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:45:49,670 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:49,670 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:49,672 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:49,672 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:49,673 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:49,674 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:49,675 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:49,675 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:49,675 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:49,678 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:49,678 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:49,678 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:49,679 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:49,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:49,679 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:49,680 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:49,683 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:49,683 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:45:49,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:45:49,684 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:49,684 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 -> 92626a65888ad01fee2564bed520466e3ce20d5d [2019-11-26 16:45:50,246 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:45:50,276 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:45:50,284 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:45:50,290 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:45:50,291 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:45:50,294 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label24.c [2019-11-26 16:45:50,464 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6864433f1/5038dc49ba6e4a3ca3b95be6333b94c7/FLAGee14a8366 [2019-11-26 16:45:51,829 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:45:51,832 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label24.c [2019-11-26 16:45:51,865 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6864433f1/5038dc49ba6e4a3ca3b95be6333b94c7/FLAGee14a8366 [2019-11-26 16:45:51,903 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6864433f1/5038dc49ba6e4a3ca3b95be6333b94c7 [2019-11-26 16:45:51,912 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:45:51,918 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:45:51,922 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:51,926 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:45:51,932 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:45:51,935 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:51" (1/1) ... [2019-11-26 16:45:51,945 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 26.11 04:45:51, skipping insertion in model container [2019-11-26 16:45:51,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:51" (1/1) ... [2019-11-26 16:45:51,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:45:52,094 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:45:53,433 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:53,453 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:45:53,824 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:53,862 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:45:53,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:53 WrapperNode [2019-11-26 16:45:53,867 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:53,868 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:53,870 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:45:53,871 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:45:53,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:53" (1/1) ... [2019-11-26 16:45:53,943 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:53" (1/1) ... [2019-11-26 16:45:54,174 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:54,176 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:45:54,176 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:45:54,176 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:45:54,198 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:53" (1/1) ... [2019-11-26 16:45:54,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:53" (1/1) ... [2019-11-26 16:45:54,219 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:53" (1/1) ... [2019-11-26 16:45:54,221 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:53" (1/1) ... [2019-11-26 16:45:54,322 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:53" (1/1) ... [2019-11-26 16:45:54,368 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:53" (1/1) ... [2019-11-26 16:45:54,405 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:53" (1/1) ... [2019-11-26 16:45:54,450 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:45:54,458 INFO L168 Benchmark]: Toolchain (without parser) took 2535.77 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 921.6 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:54,459 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. [2019-11-26 16:45:54,463 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1945.60 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 950.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 21.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:54,465 INFO L168 Benchmark]: Boogie Procedure Inliner took 307.11 ms. Allocated memory is still 1.0 GB. Free memory was 950.2 MB in the beginning and 933.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:54,470 INFO L168 Benchmark]: Boogie Preprocessor took 274.65 ms. Allocated memory is still 1.0 GB. Free memory was 933.0 MB in the beginning and 921.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:54,483 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 1945.60 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 950.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 21.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 307.11 ms. Allocated memory is still 1.0 GB. Free memory was 950.2 MB in the beginning and 933.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 274.65 ms. Allocated memory is still 1.0 GB. Free memory was 933.0 MB in the beginning and 921.6 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 0.1.24-025d5a2 [2019-11-26 16:45:58,652 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:58,657 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:58,690 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:58,692 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:58,696 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:58,703 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:58,715 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:58,725 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:58,729 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:58,734 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:58,739 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:58,739 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:58,742 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:58,746 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:58,751 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:58,753 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:58,754 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:58,759 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:58,765 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:58,773 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:58,780 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:58,783 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:58,789 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:58,794 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:58,797 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:58,797 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:58,799 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:58,801 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:58,802 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:58,806 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:58,807 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:58,808 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:58,811 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:58,813 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:58,814 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:58,825 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:58,826 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:58,828 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:58,829 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:58,832 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:58,835 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:45:58,893 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:58,896 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:58,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:58,901 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:58,904 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:58,904 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:58,905 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:58,905 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:58,905 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:58,905 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:58,907 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:58,907 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:58,908 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:45:58,909 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:45:58,910 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:58,911 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:58,911 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:58,912 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:58,915 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:58,915 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:58,916 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:58,916 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:58,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:58,917 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:58,917 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:58,918 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:58,918 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:45:58,918 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:45:58,922 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:58,922 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:45:58,924 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 -> 92626a65888ad01fee2564bed520466e3ce20d5d [2019-11-26 16:45:59,478 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:45:59,520 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:45:59,529 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:45:59,534 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:45:59,536 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:45:59,538 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label24.c [2019-11-26 16:45:59,708 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b543c79c7/08b9fbe4cbb1482ebb5adcfda639c031/FLAG12679f10f [2019-11-26 16:46:01,140 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:46:01,144 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label24.c [2019-11-26 16:46:01,184 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b543c79c7/08b9fbe4cbb1482ebb5adcfda639c031/FLAG12679f10f [2019-11-26 16:46:01,228 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b543c79c7/08b9fbe4cbb1482ebb5adcfda639c031 [2019-11-26 16:46:01,237 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:46:01,243 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:46:01,247 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:01,249 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:46:01,261 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:46:01,264 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:01" (1/1) ... [2019-11-26 16:46:01,276 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:01, skipping insertion in model container [2019-11-26 16:46:01,277 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:46:01" (1/1) ... [2019-11-26 16:46:01,293 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:46:01,395 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:46:02,863 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:02,876 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:46:03,271 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:46:03,307 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:46:03,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:03 WrapperNode [2019-11-26 16:46:03,314 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:46:03,315 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:03,315 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:46:03,315 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:46:03,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:03" (1/1) ... [2019-11-26 16:46:03,395 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:03" (1/1) ... [2019-11-26 16:46:03,538 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:46:03,539 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:46:03,539 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:46:03,539 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:46:03,561 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:03" (1/1) ... [2019-11-26 16:46:03,564 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:03" (1/1) ... [2019-11-26 16:46:03,580 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:03" (1/1) ... [2019-11-26 16:46:03,580 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:03" (1/1) ... [2019-11-26 16:46:03,650 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:03" (1/1) ... [2019-11-26 16:46:03,690 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:03" (1/1) ... [2019-11-26 16:46:03,712 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:46:03" (1/1) ... [2019-11-26 16:46:03,727 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:46:03,738 INFO L168 Benchmark]: Toolchain (without parser) took 2492.19 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 916.2 MB in the end (delta: 45.5 MB). Peak memory consumption was 45.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:03,739 INFO L168 Benchmark]: CDTParser took 1.19 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 16:46:03,742 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2067.13 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 933.3 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:03,744 INFO L168 Benchmark]: Boogie Procedure Inliner took 223.90 ms. Allocated memory is still 1.0 GB. Free memory was 933.3 MB in the beginning and 921.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:03,748 INFO L168 Benchmark]: Boogie Preprocessor took 189.78 ms. Allocated memory is still 1.0 GB. Free memory was 921.9 MB in the beginning and 916.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:46:03,758 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.19 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 2067.13 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 933.3 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 223.90 ms. Allocated memory is still 1.0 GB. Free memory was 933.3 MB in the beginning and 921.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 189.78 ms. Allocated memory is still 1.0 GB. Free memory was 921.9 MB in the beginning and 916.2 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...