./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label24.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem12_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 012421136a7cd2292265b8d8ed1d0b8994fb4866 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem12_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 012421136a7cd2292265b8d8ed1d0b8994fb4866 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:52:24,428 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:24,433 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:24,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:24,473 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:24,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:24,480 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:24,497 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:24,503 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:24,508 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:24,510 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:24,514 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:24,514 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:24,518 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:24,520 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:24,527 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:24,528 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:24,532 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:24,541 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:24,547 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:24,554 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:24,555 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:24,562 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:24,565 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:24,575 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:24,575 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:24,576 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:24,579 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:24,581 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:24,584 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:24,586 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:24,587 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:24,590 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:24,591 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:24,597 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:24,597 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:24,598 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:24,599 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:24,600 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:24,606 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:24,609 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:24,612 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:52:24,650 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:24,652 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:24,660 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:24,661 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:24,661 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:24,663 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:24,663 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:24,663 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:52:24,666 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:24,666 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:24,667 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:24,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:24,668 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:24,669 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:24,669 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:24,669 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:24,671 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:24,671 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:24,671 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:24,672 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:24,672 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:24,674 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:24,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:24,674 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:24,675 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:24,675 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:24,675 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:52:24,676 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:52:24,679 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:24,679 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 -> 012421136a7cd2292265b8d8ed1d0b8994fb4866 [2019-11-24 20:52:25,263 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:25,297 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:25,304 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:25,312 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:25,313 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:25,314 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label24.c [2019-11-24 20:52:25,471 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/056e1b913/f8fb8943a28d4a96ae4687c9f1e0df62/FLAG15d8afa36 [2019-11-24 20:52:27,220 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:27,223 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label24.c [2019-11-24 20:52:27,324 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/056e1b913/f8fb8943a28d4a96ae4687c9f1e0df62/FLAG15d8afa36 [2019-11-24 20:52:27,371 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/056e1b913/f8fb8943a28d4a96ae4687c9f1e0df62 [2019-11-24 20:52:27,380 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:27,384 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:27,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:27,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:27,397 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:27,402 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:27" (1/1) ... [2019-11-24 20:52:27,412 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 24.11 08:52:27, skipping insertion in model container [2019-11-24 20:52:27,412 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:27" (1/1) ... [2019-11-24 20:52:27,429 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:27,760 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:30,709 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:30,723 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:52:31,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:32,057 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:52:32,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:32 WrapperNode [2019-11-24 20:52:32,065 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:32,066 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:32,066 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:52:32,066 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:52:32,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:32" (1/1) ... [2019-11-24 20:52:32,183 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:32" (1/1) ... [2019-11-24 20:52:32,865 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:32,865 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:52:32,866 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:52:32,867 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:52:32,889 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:32" (1/1) ... [2019-11-24 20:52:32,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:32" (1/1) ... [2019-11-24 20:52:32,985 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:32" (1/1) ... [2019-11-24 20:52:32,987 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:32" (1/1) ... [2019-11-24 20:52:33,254 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:32" (1/1) ... [2019-11-24 20:52:33,318 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:32" (1/1) ... [2019-11-24 20:52:33,410 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:32" (1/1) ... [2019-11-24 20:52:34,006 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:52:34,017 INFO L168 Benchmark]: Toolchain (without parser) took 6627.29 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 912.6 MB in the end (delta: 43.4 MB). Peak memory consumption was 322.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:34,019 INFO L168 Benchmark]: CDTParser took 1.14 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. [2019-11-24 20:52:34,022 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4674.42 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 820.8 MB in the end (delta: 135.1 MB). Peak memory consumption was 135.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:34,026 INFO L168 Benchmark]: Boogie Procedure Inliner took 799.32 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.7 MB). Peak memory consumption was 68.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:34,029 INFO L168 Benchmark]: Boogie Preprocessor took 1142.95 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 912.6 MB in the end (delta: -160.5 MB). Peak memory consumption was 118.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:34,040 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.14 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 4674.42 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 820.8 MB in the end (delta: 135.1 MB). Peak memory consumption was 135.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 799.32 ms. Allocated memory is still 1.0 GB. Free memory was 820.8 MB in the beginning and 752.1 MB in the end (delta: 68.7 MB). Peak memory consumption was 68.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1142.95 ms. Allocated memory is still 1.0 GB. Free memory was 752.1 MB in the beginning and 912.6 MB in the end (delta: -160.5 MB). Peak memory consumption was 118.9 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 0.1.24-32f2683 [2019-11-24 20:52:38,061 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:38,067 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:38,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:38,103 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:38,106 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:38,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:38,126 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:38,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:38,139 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:38,140 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:38,146 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:38,147 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:38,152 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:38,154 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:38,156 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:38,160 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:38,162 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:38,168 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:38,172 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:38,181 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:38,190 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:38,192 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:38,194 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:38,201 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:38,202 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:38,202 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:38,206 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:38,207 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:38,210 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:38,211 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:38,212 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:38,215 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:38,217 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:38,220 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:38,221 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:38,224 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:38,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:38,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:38,227 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:38,230 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:38,231 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:52:38,289 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:38,289 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:38,293 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:38,296 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:38,296 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:38,297 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:38,298 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:38,298 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:38,298 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:38,299 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:38,299 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:38,301 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:38,303 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:38,303 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:52:38,304 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:52:38,304 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:38,304 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:38,304 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:38,305 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:38,307 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:38,308 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:38,308 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:38,308 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:38,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:38,310 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:38,310 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:38,310 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:38,313 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:52:38,313 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:52:38,313 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:38,315 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:52:38,315 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 -> 012421136a7cd2292265b8d8ed1d0b8994fb4866 [2019-11-24 20:52:38,929 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:38,959 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:38,967 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:38,972 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:38,973 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:38,974 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label24.c [2019-11-24 20:52:39,132 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a409e2827/9f7afae8fa984e689ff906cf52d8cc59/FLAG5266e2b71 [2019-11-24 20:52:40,859 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:40,862 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label24.c [2019-11-24 20:52:40,935 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a409e2827/9f7afae8fa984e689ff906cf52d8cc59/FLAG5266e2b71 [2019-11-24 20:52:40,978 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a409e2827/9f7afae8fa984e689ff906cf52d8cc59 [2019-11-24 20:52:40,987 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:40,992 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:41,000 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:41,000 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:41,007 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:41,011 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:40" (1/1) ... [2019-11-24 20:52:41,021 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:41, skipping insertion in model container [2019-11-24 20:52:41,022 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:40" (1/1) ... [2019-11-24 20:52:41,051 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:41,339 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:44,684 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:44,699 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:52:46,382 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:46,457 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:52:46,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:46 WrapperNode [2019-11-24 20:52:46,459 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:46,460 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:46,462 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:52:46,464 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:52:46,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:46" (1/1) ... [2019-11-24 20:52:46,614 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:46" (1/1) ... [2019-11-24 20:52:47,018 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:47,022 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:52:47,022 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:52:47,023 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:52:47,043 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:46" (1/1) ... [2019-11-24 20:52:47,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:46" (1/1) ... [2019-11-24 20:52:47,101 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:46" (1/1) ... [2019-11-24 20:52:47,102 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:46" (1/1) ... [2019-11-24 20:52:47,337 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:46" (1/1) ... [2019-11-24 20:52:47,406 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:46" (1/1) ... [2019-11-24 20:52:47,818 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:46" (1/1) ... [2019-11-24 20:52:47,888 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:52:47,897 INFO L168 Benchmark]: Toolchain (without parser) took 6901.06 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 945.1 MB in the end (delta: 5.1 MB). Peak memory consumption was 286.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:47,900 INFO L168 Benchmark]: CDTParser took 1.05 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. [2019-11-24 20:52:47,902 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5459.51 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 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:47,907 INFO L168 Benchmark]: Boogie Procedure Inliner took 561.76 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:47,909 INFO L168 Benchmark]: Boogie Preprocessor took 867.66 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 945.1 MB in the end (delta: -204.5 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:47,919 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.05 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 5459.51 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 775.0 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 561.76 ms. Allocated memory is still 1.0 GB. Free memory was 775.0 MB in the beginning and 740.6 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 867.66 ms. Allocated memory is still 1.0 GB. Free memory was 740.6 MB in the beginning and 945.1 MB in the end (delta: -204.5 MB). Peak memory consumption was 76.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...