./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label54.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/Problem18_label54.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c8e0954ca2866d4de78356a1b6700ae817cb9c54 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem18_label54.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c8e0954ca2866d4de78356a1b6700ae817cb9c54 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:51:32,404 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:32,410 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:32,454 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:32,456 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:32,459 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:32,463 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:32,482 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:32,486 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:32,490 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:32,495 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:32,500 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:32,501 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:32,505 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:32,511 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:32,514 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:32,518 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:32,523 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:32,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:32,537 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:32,544 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:32,552 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:32,557 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:32,559 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:32,567 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:32,568 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:32,568 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:32,571 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:32,573 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:32,574 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:32,577 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:32,578 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:32,581 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:32,587 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:32,589 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:32,591 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:32,592 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:32,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:32,595 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:32,597 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:32,601 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:32,602 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:51:32,645 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:32,647 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:32,650 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:32,652 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:32,652 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:32,653 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:32,653 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:32,653 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:51:32,653 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:32,655 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:32,656 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:32,656 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:32,657 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:32,658 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:32,658 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:32,658 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:32,661 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:32,661 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:32,662 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:32,662 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:32,662 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:32,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:32,663 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:32,666 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:32,666 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:32,666 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:51:32,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:51:32,667 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:32,667 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 -> c8e0954ca2866d4de78356a1b6700ae817cb9c54 [2019-11-26 16:51:33,248 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:33,284 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:33,289 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:33,296 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:33,298 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:33,299 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label54.c [2019-11-26 16:51:33,476 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8faab0e28/5a74fc7f91434c11956b9ff7b774f8ad/FLAG9f9a97f7c [2019-11-26 16:51:35,048 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:35,052 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label54.c [2019-11-26 16:51:35,109 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8faab0e28/5a74fc7f91434c11956b9ff7b774f8ad/FLAG9f9a97f7c [2019-11-26 16:51:35,147 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8faab0e28/5a74fc7f91434c11956b9ff7b774f8ad [2019-11-26 16:51:35,155 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:35,159 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:35,163 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:35,164 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:35,171 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:35,173 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:35" (1/1) ... [2019-11-26 16:51:35,183 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:35, skipping insertion in model container [2019-11-26 16:51:35,184 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:35" (1/1) ... [2019-11-26 16:51:35,200 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:35,441 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:37,665 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:37,675 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:38,626 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:38,690 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:38,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:38 WrapperNode [2019-11-26 16:51:38,692 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:38,693 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:38,696 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:38,696 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:38,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:38" (1/1) ... [2019-11-26 16:51:38,801 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:38" (1/1) ... [2019-11-26 16:51:39,191 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:39,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:39,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:39,194 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:39,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:38" (1/1) ... [2019-11-26 16:51:39,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:38" (1/1) ... [2019-11-26 16:51:39,268 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:38" (1/1) ... [2019-11-26 16:51:39,272 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:38" (1/1) ... [2019-11-26 16:51:39,467 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:38" (1/1) ... [2019-11-26 16:51:39,528 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:38" (1/1) ... [2019-11-26 16:51:39,589 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:38" (1/1) ... [2019-11-26 16:51:39,681 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:39,693 INFO L168 Benchmark]: Toolchain (without parser) took 4527.09 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 804.6 MB in the end (delta: 151.3 MB). Peak memory consumption was 151.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:39,694 INFO L168 Benchmark]: CDTParser took 1.52 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:51:39,698 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3529.26 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 873.5 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:39,700 INFO L168 Benchmark]: Boogie Procedure Inliner took 499.79 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:39,704 INFO L168 Benchmark]: Boogie Preprocessor took 490.61 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.6 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:39,716 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.52 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3529.26 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 873.5 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 499.79 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 490.61 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.6 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 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 16:51:43,660 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:43,666 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:43,701 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:43,701 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:43,704 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:43,706 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:43,729 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:43,733 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:43,738 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:43,740 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:43,746 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:43,747 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:43,753 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:43,756 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:43,760 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:43,762 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:43,765 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:43,770 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:43,778 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:43,787 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:43,796 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:43,802 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:43,804 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:43,811 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:43,811 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:43,812 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:43,815 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:43,816 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:43,818 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:43,820 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:43,821 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:43,825 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:43,827 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:43,829 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:43,830 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:43,832 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:43,833 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:43,835 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:43,837 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:43,841 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:43,842 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:51:43,879 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:43,882 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:43,886 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:43,886 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:43,886 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:43,890 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:43,890 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:43,891 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:43,891 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:43,891 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:43,893 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:43,893 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:43,894 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:51:43,894 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:51:43,894 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:43,895 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:43,896 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:43,896 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:43,896 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:43,899 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:43,899 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:43,900 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:43,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:43,900 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:43,900 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:43,901 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:43,902 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:51:43,902 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:51:43,902 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:43,904 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:51:43,905 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 -> c8e0954ca2866d4de78356a1b6700ae817cb9c54 [2019-11-26 16:51:44,514 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:44,545 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:44,552 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:44,554 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:44,558 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:44,560 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label54.c [2019-11-26 16:51:44,723 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/deba69ccb/7685c1c7b0be47d8aa5a6509f1591310/FLAG2b14b5eb2 [2019-11-26 16:51:46,389 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:46,392 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label54.c [2019-11-26 16:51:46,458 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/deba69ccb/7685c1c7b0be47d8aa5a6509f1591310/FLAG2b14b5eb2 [2019-11-26 16:51:46,917 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/deba69ccb/7685c1c7b0be47d8aa5a6509f1591310 [2019-11-26 16:51:46,925 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:46,931 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:46,935 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:46,937 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:46,945 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:46,946 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:46" (1/1) ... [2019-11-26 16:51:46,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143e0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:46, skipping insertion in model container [2019-11-26 16:51:46,956 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:46" (1/1) ... [2019-11-26 16:51:46,976 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:47,214 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:50,667 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:50,681 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:51,826 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:51,892 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:51,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:51 WrapperNode [2019-11-26 16:51:51,894 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:51,898 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:51,898 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:51,898 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:51,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:51" (1/1) ... [2019-11-26 16:51:52,020 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:51" (1/1) ... [2019-11-26 16:51:52,341 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:52,346 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:52,346 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:52,347 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:52,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:51" (1/1) ... [2019-11-26 16:51:52,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:51" (1/1) ... [2019-11-26 16:51:52,423 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:51" (1/1) ... [2019-11-26 16:51:52,427 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:51" (1/1) ... [2019-11-26 16:51:52,594 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:51" (1/1) ... [2019-11-26 16:51:52,667 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:51" (1/1) ... [2019-11-26 16:51:52,725 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:51" (1/1) ... [2019-11-26 16:51:52,783 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:52,793 INFO L168 Benchmark]: Toolchain (without parser) took 5857.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 807.7 MB in the end (delta: 142.5 MB). Peak memory consumption was 142.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:52,794 INFO L168 Benchmark]: CDTParser took 2.67 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 16:51:52,798 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4961.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 855.0 MB in the end (delta: 95.2 MB). Peak memory consumption was 95.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:52,800 INFO L168 Benchmark]: Boogie Procedure Inliner took 448.02 ms. Allocated memory is still 1.0 GB. Free memory was 855.0 MB in the beginning and 826.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:52,806 INFO L168 Benchmark]: Boogie Preprocessor took 438.63 ms. Allocated memory is still 1.0 GB. Free memory was 826.4 MB in the beginning and 807.7 MB in the end (delta: 18.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:52,815 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.67 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 4961.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 855.0 MB in the end (delta: 95.2 MB). Peak memory consumption was 95.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 448.02 ms. Allocated memory is still 1.0 GB. Free memory was 855.0 MB in the beginning and 826.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 438.63 ms. Allocated memory is still 1.0 GB. Free memory was 826.4 MB in the beginning and 807.7 MB in the end (delta: 18.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...