./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label51.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem06_label51.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 0339e8b02c851181216b640800477265cb48f763 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem06_label51.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 0339e8b02c851181216b640800477265cb48f763 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:30:04,398 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:30:04,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:30:04,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:30:04,439 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:30:04,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:30:04,447 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:30:04,452 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:30:04,467 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:30:04,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:30:04,476 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:30:04,480 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:30:04,483 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:30:04,491 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:30:04,493 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:30:04,495 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:30:04,499 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:30:04,505 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:30:04,511 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:30:04,522 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:30:04,528 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:30:04,535 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:30:04,538 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:30:04,542 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:30:04,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:30:04,554 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:30:04,554 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:30:04,558 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:30:04,561 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:30:04,562 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:30:04,566 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:30:04,567 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:30:04,568 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:30:04,568 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:30:04,572 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:30:04,573 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:30:04,574 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:30:04,576 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:30:04,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:30:04,580 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:30:04,581 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:30:04,583 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:30:04,620 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:30:04,621 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:30:04,628 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:30:04,629 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:30:04,629 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:30:04,630 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:30:04,630 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:30:04,630 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:30:04,633 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:30:04,633 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:30:04,634 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:30:04,635 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:30:04,635 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:30:04,636 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:30:04,636 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:30:04,636 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:30:04,638 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:30:04,638 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:30:04,638 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:30:04,639 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:30:04,641 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:30:04,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:30:04,641 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:30:04,642 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:30:04,642 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:30:04,642 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:30:04,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:30:04,644 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:30:04,644 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 -> 0339e8b02c851181216b640800477265cb48f763 [2019-11-25 22:30:05,226 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:30:05,257 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:30:05,265 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:30:05,267 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:30:05,272 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:30:05,273 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label51.c [2019-11-25 22:30:05,419 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df5259636/59c10bd377734b1ebfe2e54ed4ed63e8/FLAG2cf3ff27a [2019-11-25 22:30:07,352 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:30:07,354 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label51.c [2019-11-25 22:30:07,457 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df5259636/59c10bd377734b1ebfe2e54ed4ed63e8/FLAG2cf3ff27a [2019-11-25 22:30:07,499 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df5259636/59c10bd377734b1ebfe2e54ed4ed63e8 [2019-11-25 22:30:07,508 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:30:07,511 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:30:07,516 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:30:07,517 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:30:07,525 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:30:07,526 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:30:07" (1/1) ... [2019-11-25 22:30:07,534 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15b6135e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:07, skipping insertion in model container [2019-11-25 22:30:07,535 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:30:07" (1/1) ... [2019-11-25 22:30:07,555 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:30:08,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:30:12,227 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:30:12,243 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:30:14,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:30:14,696 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:30:14,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:14 WrapperNode [2019-11-25 22:30:14,698 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:30:14,699 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:30:14,700 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:30:14,701 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:30:14,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:14" (1/1) ... [2019-11-25 22:30:14,877 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:14" (1/1) ... [2019-11-25 22:30:15,563 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:30:15,568 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:30:15,568 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:30:15,568 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:30:15,593 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:14" (1/1) ... [2019-11-25 22:30:15,594 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:14" (1/1) ... [2019-11-25 22:30:15,680 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:14" (1/1) ... [2019-11-25 22:30:15,684 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:14" (1/1) ... [2019-11-25 22:30:16,008 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:14" (1/1) ... [2019-11-25 22:30:16,117 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:14" (1/1) ... [2019-11-25 22:30:16,210 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:14" (1/1) ... [2019-11-25 22:30:16,313 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:30:16,324 INFO L168 Benchmark]: Toolchain (without parser) took 8807.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 780.5 MB in the end (delta: 152.5 MB). Peak memory consumption was 152.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:16,328 INFO L168 Benchmark]: CDTParser took 0.33 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. [2019-11-25 22:30:16,329 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7182.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 906.6 MB in the end (delta: 26.4 MB). Peak memory consumption was 274.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:16,331 INFO L168 Benchmark]: Boogie Procedure Inliner took 867.92 ms. Allocated memory is still 1.0 GB. Free memory was 906.6 MB in the beginning and 836.5 MB in the end (delta: 70.1 MB). Peak memory consumption was 70.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:16,335 INFO L168 Benchmark]: Boogie Preprocessor took 748.00 ms. Allocated memory is still 1.0 GB. Free memory was 836.5 MB in the beginning and 780.5 MB in the end (delta: 56.0 MB). Peak memory consumption was 56.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:16,346 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 7182.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 906.6 MB in the end (delta: 26.4 MB). Peak memory consumption was 274.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 867.92 ms. Allocated memory is still 1.0 GB. Free memory was 906.6 MB in the beginning and 836.5 MB in the end (delta: 70.1 MB). Peak memory consumption was 70.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 748.00 ms. Allocated memory is still 1.0 GB. Free memory was 836.5 MB in the beginning and 780.5 MB in the end (delta: 56.0 MB). Peak memory consumption was 56.0 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 0.1.24-65d6cd2 [2019-11-25 22:30:20,129 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:30:20,132 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:30:20,154 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:30:20,155 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:30:20,171 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:30:20,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:30:20,192 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:30:20,194 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:30:20,202 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:30:20,203 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:30:20,208 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:30:20,210 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:30:20,216 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:30:20,219 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:30:20,220 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:30:20,226 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:30:20,228 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:30:20,236 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:30:20,244 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:30:20,253 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:30:20,256 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:30:20,262 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:30:20,264 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:30:20,272 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:30:20,273 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:30:20,273 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:30:20,276 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:30:20,278 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:30:20,279 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:30:20,281 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:30:20,282 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:30:20,284 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:30:20,286 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:30:20,290 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:30:20,291 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:30:20,292 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:30:20,292 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:30:20,295 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:30:20,297 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:30:20,299 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:30:20,301 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:30:20,338 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:30:20,340 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:30:20,345 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:30:20,346 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:30:20,346 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:30:20,346 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:30:20,347 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:30:20,347 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:30:20,349 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:30:20,349 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:30:20,350 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:30:20,351 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:30:20,351 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:30:20,351 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:30:20,354 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:30:20,354 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:30:20,354 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:30:20,355 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:30:20,355 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:30:20,355 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:30:20,355 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:30:20,356 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:30:20,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:30:20,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:30:20,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:30:20,359 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:30:20,359 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:30:20,359 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:30:20,359 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:30:20,360 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:30:20,361 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 -> 0339e8b02c851181216b640800477265cb48f763 [2019-11-25 22:30:21,012 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:30:21,043 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:30:21,049 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:30:21,054 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:30:21,057 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:30:21,059 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label51.c [2019-11-25 22:30:21,215 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e34485a13/9754e9bce6b44054ac195a357966452b/FLAGe68fc5383 [2019-11-25 22:30:23,215 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:30:23,219 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label51.c [2019-11-25 22:30:23,336 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e34485a13/9754e9bce6b44054ac195a357966452b/FLAGe68fc5383 [2019-11-25 22:30:23,374 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e34485a13/9754e9bce6b44054ac195a357966452b [2019-11-25 22:30:23,385 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:30:23,389 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:30:23,393 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:30:23,395 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:30:23,403 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:30:23,407 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:30:23" (1/1) ... [2019-11-25 22:30:23,416 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:23, skipping insertion in model container [2019-11-25 22:30:23,417 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:30:23" (1/1) ... [2019-11-25 22:30:23,437 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:30:23,960 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:30:28,484 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:30:28,507 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:30:31,777 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:30:31,937 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:30:31,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:31 WrapperNode [2019-11-25 22:30:31,939 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:30:31,941 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:30:31,944 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:30:31,944 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:30:31,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:31" (1/1) ... [2019-11-25 22:30:32,161 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:31" (1/1) ... [2019-11-25 22:30:32,722 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:30:32,724 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:30:32,726 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:30:32,726 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:30:32,752 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:31" (1/1) ... [2019-11-25 22:30:32,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:31" (1/1) ... [2019-11-25 22:30:32,847 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:31" (1/1) ... [2019-11-25 22:30:32,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:31" (1/1) ... [2019-11-25 22:30:33,304 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:31" (1/1) ... [2019-11-25 22:30:33,430 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:31" (1/1) ... [2019-11-25 22:30:33,539 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:31" (1/1) ... [2019-11-25 22:30:33,639 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:30:33,650 INFO L168 Benchmark]: Toolchain (without parser) took 10255.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 755.3 MB in the end (delta: 183.5 MB). Peak memory consumption was 183.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:33,650 INFO L168 Benchmark]: CDTParser took 2.98 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. [2019-11-25 22:30:33,655 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8547.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 883.9 MB in the end (delta: 54.9 MB). Peak memory consumption was 274.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:33,656 INFO L168 Benchmark]: Boogie Procedure Inliner took 783.13 ms. Allocated memory is still 1.0 GB. Free memory was 883.9 MB in the beginning and 814.0 MB in the end (delta: 69.9 MB). Peak memory consumption was 69.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:33,660 INFO L168 Benchmark]: Boogie Preprocessor took 917.70 ms. Allocated memory is still 1.0 GB. Free memory was 814.0 MB in the beginning and 755.3 MB in the end (delta: 58.7 MB). Peak memory consumption was 58.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:33,670 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.98 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 8547.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 883.9 MB in the end (delta: 54.9 MB). Peak memory consumption was 274.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 783.13 ms. Allocated memory is still 1.0 GB. Free memory was 883.9 MB in the beginning and 814.0 MB in the end (delta: 69.9 MB). Peak memory consumption was 69.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 917.70 ms. Allocated memory is still 1.0 GB. Free memory was 814.0 MB in the beginning and 755.3 MB in the end (delta: 58.7 MB). Peak memory consumption was 58.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...