./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-examples/standard_sentinel.i.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/array-examples/standard_sentinel.i.v+cfa-reducer.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 99c0db01d3351683edd9da77c332c301b02f3f47 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/array-examples/standard_sentinel.i.v+cfa-reducer.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 99c0db01d3351683edd9da77c332c301b02f3f47 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:16:03,295 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:16:03,301 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:16:03,335 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:16:03,340 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:16:03,342 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:16:03,345 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:16:03,364 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:16:03,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:16:03,374 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:16:03,376 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:16:03,381 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:16:03,382 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:16:03,388 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:16:03,395 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:16:03,397 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:16:03,399 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:16:03,404 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:16:03,411 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:16:03,420 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:16:03,428 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:16:03,433 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:16:03,436 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:16:03,441 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:16:03,451 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:16:03,452 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:16:03,452 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:16:03,454 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:16:03,456 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:16:03,460 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:16:03,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:16:03,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:16:03,466 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:16:03,467 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:16:03,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:16:03,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:16:03,474 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:16:03,475 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:16:03,477 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:16:03,479 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:16:03,483 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:16:03,484 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:16:03,525 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:16:03,527 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:16:03,534 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:16:03,534 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:16:03,534 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:16:03,535 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:16:03,535 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:16:03,537 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:16:03,537 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:16:03,537 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:16:03,539 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:16:03,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:16:03,540 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:16:03,543 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:16:03,544 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:16:03,544 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:16:03,544 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:16:03,545 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:16:03,545 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:16:03,545 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:16:03,546 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:16:03,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:16:03,546 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:16:03,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:16:03,548 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:16:03,548 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:16:03,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:16:03,549 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:16:03,549 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 -> 99c0db01d3351683edd9da77c332c301b02f3f47 [2019-11-27 09:16:04,072 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:16:04,100 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:16:04,109 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:16:04,111 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:16:04,114 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:16:04,115 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/standard_sentinel.i.v+cfa-reducer.c [2019-11-27 09:16:04,286 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1b135d48/717c337fda684b06a9d7880648ffe662/FLAG7ab8afe16 [2019-11-27 09:16:05,375 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:16:05,379 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/standard_sentinel.i.v+cfa-reducer.c [2019-11-27 09:16:05,395 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1b135d48/717c337fda684b06a9d7880648ffe662/FLAG7ab8afe16 [2019-11-27 09:16:05,438 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c1b135d48/717c337fda684b06a9d7880648ffe662 [2019-11-27 09:16:05,449 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:16:05,453 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:16:05,458 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:16:05,459 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:16:05,467 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:16:05,469 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:16:05" (1/1) ... [2019-11-27 09:16:05,479 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:05, skipping insertion in model container [2019-11-27 09:16:05,479 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:16:05" (1/1) ... [2019-11-27 09:16:05,501 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:16:05,553 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:16:06,021 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:16:06,039 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:16:06,110 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:16:06,170 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:16:06,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:06 WrapperNode [2019-11-27 09:16:06,175 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:16:06,176 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:16:06,179 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:16:06,179 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:16:06,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:06" (1/1) ... [2019-11-27 09:16:06,305 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:06" (1/1) ... [2019-11-27 09:16:06,369 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:16:06,371 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:16:06,372 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:16:06,372 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:16:06,385 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:06" (1/1) ... [2019-11-27 09:16:06,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:06" (1/1) ... [2019-11-27 09:16:06,401 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:06" (1/1) ... [2019-11-27 09:16:06,401 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:06" (1/1) ... [2019-11-27 09:16:06,415 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:06" (1/1) ... [2019-11-27 09:16:06,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:06" (1/1) ... [2019-11-27 09:16:06,436 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:06" (1/1) ... [2019-11-27 09:16:06,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:16:06,450 INFO L168 Benchmark]: Toolchain (without parser) took 991.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:16:06,462 INFO L168 Benchmark]: CDTParser took 1.41 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. [2019-11-27 09:16:06,466 INFO L168 Benchmark]: CACSL2BoogieTranslator took 717.12 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:16:06,469 INFO L168 Benchmark]: Boogie Procedure Inliner took 194.81 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 996.9 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:16:06,471 INFO L168 Benchmark]: Boogie Preprocessor took 68.44 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:16:06,484 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.41 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 717.12 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 194.81 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 996.9 MB in the end (delta: -46.6 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 68.44 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:16:10,380 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:16:10,385 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:16:10,419 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:16:10,421 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:16:10,425 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:16:10,430 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:16:10,447 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:16:10,451 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:16:10,456 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:16:10,459 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:16:10,465 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:16:10,468 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:16:10,473 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:16:10,478 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:16:10,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:16:10,485 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:16:10,490 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:16:10,496 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:16:10,506 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:16:10,517 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:16:10,521 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:16:10,528 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:16:10,531 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:16:10,539 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:16:10,542 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:16:10,542 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:16:10,545 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:16:10,545 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:16:10,548 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:16:10,550 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:16:10,551 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:16:10,552 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:16:10,556 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:16:10,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:16:10,561 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:16:10,563 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:16:10,565 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:16:10,565 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:16:10,569 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:16:10,572 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:16:10,575 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:16:10,617 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:16:10,619 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:16:10,626 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:16:10,626 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:16:10,626 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:16:10,627 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:16:10,630 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:16:10,630 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:16:10,631 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:16:10,631 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:16:10,633 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:16:10,633 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:16:10,633 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:16:10,634 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:16:10,636 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:16:10,636 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:16:10,636 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:16:10,637 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:16:10,637 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:16:10,639 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:16:10,639 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:16:10,639 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:16:10,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:16:10,642 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:16:10,642 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:16:10,642 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:16:10,643 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:16:10,643 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:16:10,643 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:16:10,644 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:16:10,646 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 -> 99c0db01d3351683edd9da77c332c301b02f3f47 [2019-11-27 09:16:11,176 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:16:11,208 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:16:11,217 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:16:11,220 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:16:11,222 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:16:11,224 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/standard_sentinel.i.v+cfa-reducer.c [2019-11-27 09:16:11,398 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f46f6e8c/49246653e01e44d086e824261a7748da/FLAG5f62ae71f [2019-11-27 09:16:12,460 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:16:12,461 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/standard_sentinel.i.v+cfa-reducer.c [2019-11-27 09:16:12,475 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f46f6e8c/49246653e01e44d086e824261a7748da/FLAG5f62ae71f [2019-11-27 09:16:12,512 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f46f6e8c/49246653e01e44d086e824261a7748da [2019-11-27 09:16:12,521 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:16:12,526 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:16:12,531 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:16:12,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:16:12,539 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:16:12,542 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:16:12" (1/1) ... [2019-11-27 09:16:12,551 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24e2c250 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:12, skipping insertion in model container [2019-11-27 09:16:12,552 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:16:12" (1/1) ... [2019-11-27 09:16:12,572 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:16:12,620 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:16:13,135 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:16:13,160 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:16:13,232 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:16:13,366 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:16:13,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:13 WrapperNode [2019-11-27 09:16:13,374 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:16:13,375 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:16:13,375 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:16:13,375 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:16:13,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:13" (1/1) ... [2019-11-27 09:16:13,426 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:13" (1/1) ... [2019-11-27 09:16:13,482 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:16:13,485 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:16:13,485 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:16:13,486 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:16:13,508 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:13" (1/1) ... [2019-11-27 09:16:13,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:13" (1/1) ... [2019-11-27 09:16:13,526 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:13" (1/1) ... [2019-11-27 09:16:13,530 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:13" (1/1) ... [2019-11-27 09:16:13,556 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:13" (1/1) ... [2019-11-27 09:16:13,568 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:13" (1/1) ... [2019-11-27 09:16:13,579 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:13" (1/1) ... [2019-11-27 09:16:13,582 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:16:13,597 INFO L168 Benchmark]: Toolchain (without parser) took 1066.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.0 MB in the end (delta: -29.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:16:13,605 INFO L168 Benchmark]: CDTParser took 2.58 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. [2019-11-27 09:16:13,607 INFO L168 Benchmark]: CACSL2BoogieTranslator took 843.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:16:13,612 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.69 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:16:13,614 INFO L168 Benchmark]: Boogie Preprocessor took 104.66 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:16:13,625 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.58 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 843.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 109.69 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 104.66 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...