./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops/verisec_NetBSD-libc_loop.i --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/loops/verisec_NetBSD-libc_loop.i -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 19c675897a6506757b73d61913c0ceb3a779b5c8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/loops/verisec_NetBSD-libc_loop.i -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 19c675897a6506757b73d61913c0ceb3a779b5c8 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:56:01,381 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:56:01,385 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:56:01,418 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:56:01,420 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:56:01,422 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:56:01,425 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:56:01,446 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:56:01,452 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:56:01,458 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:56:01,462 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:56:01,465 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:56:01,469 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:56:01,473 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:56:01,478 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:56:01,480 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:56:01,485 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:56:01,488 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:56:01,494 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:56:01,501 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:56:01,507 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:56:01,511 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:56:01,517 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:56:01,520 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:56:01,530 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:56:01,533 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:56:01,533 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:56:01,535 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:56:01,536 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:56:01,540 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:56:01,542 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:56:01,543 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:56:01,545 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:56:01,546 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:56:01,552 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:56:01,553 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:56:01,554 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:56:01,554 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:56:01,556 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:56:01,560 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:56:01,564 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:56:01,565 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:56:01,610 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:56:01,610 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:56:01,613 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:56:01,615 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:56:01,615 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:56:01,618 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:56:01,618 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:56:01,619 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:56:01,619 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:56:01,619 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:56:01,621 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:56:01,624 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:56:01,624 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:56:01,625 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:56:01,625 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:56:01,626 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:56:01,626 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:56:01,626 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:56:01,627 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:56:01,629 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:56:01,629 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:56:01,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:56:01,630 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:56:01,630 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:56:01,631 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:56:01,634 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:56:01,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:56:01,635 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:56:01,635 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 -> 19c675897a6506757b73d61913c0ceb3a779b5c8 [2019-11-25 22:56:02,277 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:56:02,302 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:56:02,310 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:56:02,315 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:56:02,315 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:56:02,316 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/verisec_NetBSD-libc_loop.i [2019-11-25 22:56:02,472 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/864c36a2c/225fdcb4a6684054850e9d5d5f7ef391/FLAG020ddcc38 [2019-11-25 22:56:03,555 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:56:03,556 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/verisec_NetBSD-libc_loop.i [2019-11-25 22:56:03,574 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/864c36a2c/225fdcb4a6684054850e9d5d5f7ef391/FLAG020ddcc38 [2019-11-25 22:56:03,612 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/864c36a2c/225fdcb4a6684054850e9d5d5f7ef391 [2019-11-25 22:56:03,623 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:56:03,626 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:56:03,629 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:56:03,630 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:56:03,639 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:56:03,640 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:56:03" (1/1) ... [2019-11-25 22:56:03,648 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42beb182 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:03, skipping insertion in model container [2019-11-25 22:56:03,649 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:56:03" (1/1) ... [2019-11-25 22:56:03,669 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:56:03,714 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:56:04,139 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:56:04,156 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:56:04,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:56:04,321 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:56:04,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:04 WrapperNode [2019-11-25 22:56:04,325 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:56:04,326 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:56:04,326 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:56:04,326 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:56:04,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:04" (1/1) ... [2019-11-25 22:56:04,370 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:04" (1/1) ... [2019-11-25 22:56:04,403 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:56:04,405 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:56:04,415 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:56:04,415 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:56:04,426 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:04" (1/1) ... [2019-11-25 22:56:04,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:04" (1/1) ... [2019-11-25 22:56:04,440 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:04" (1/1) ... [2019-11-25 22:56:04,441 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:04" (1/1) ... [2019-11-25 22:56:04,456 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:04" (1/1) ... [2019-11-25 22:56:04,469 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:04" (1/1) ... [2019-11-25 22:56:04,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:04" (1/1) ... [2019-11-25 22:56:04,475 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:56:04,483 INFO L168 Benchmark]: Toolchain (without parser) took 854.85 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 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:56:04,502 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. [2019-11-25 22:56:04,503 INFO L168 Benchmark]: CACSL2BoogieTranslator took 696.14 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:56:04,507 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.77 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:56:04,508 INFO L168 Benchmark]: Boogie Preprocessor took 70.31 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:56:04,521 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 696.14 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 78.77 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 70.31 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:56:08,417 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:56:08,424 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:56:08,449 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:56:08,451 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:56:08,454 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:56:08,456 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:56:08,484 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:56:08,491 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:56:08,496 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:56:08,498 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:56:08,502 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:56:08,505 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:56:08,509 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:56:08,516 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:56:08,518 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:56:08,523 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:56:08,525 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:56:08,530 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:56:08,540 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:56:08,547 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:56:08,551 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:56:08,556 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:56:08,560 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:56:08,571 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:56:08,571 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:56:08,572 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:56:08,574 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:56:08,575 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:56:08,578 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:56:08,582 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:56:08,583 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:56:08,584 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:56:08,585 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:56:08,591 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:56:08,591 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:56:08,595 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:56:08,596 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:56:08,596 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:56:08,600 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:56:08,603 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:56:08,605 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:56:08,646 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:56:08,648 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:56:08,652 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:56:08,653 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:56:08,653 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:56:08,654 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:56:08,657 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:56:08,657 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:56:08,658 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:56:08,658 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:56:08,659 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:56:08,660 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:56:08,660 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:56:08,660 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:56:08,661 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:56:08,662 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:56:08,662 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:56:08,662 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:56:08,665 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:56:08,665 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:56:08,666 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:56:08,666 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:56:08,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:56:08,667 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:56:08,670 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:56:08,670 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:56:08,671 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:56:08,671 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:56:08,671 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:56:08,672 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:56:08,673 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 -> 19c675897a6506757b73d61913c0ceb3a779b5c8 [2019-11-25 22:56:09,285 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:56:09,314 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:56:09,320 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:56:09,326 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:56:09,326 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:56:09,328 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/verisec_NetBSD-libc_loop.i [2019-11-25 22:56:09,486 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe63d57f4/61ed0c53c24b4e78b20bd8928b8ef880/FLAG72b35ffdf [2019-11-25 22:56:10,554 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:56:10,555 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/verisec_NetBSD-libc_loop.i [2019-11-25 22:56:10,571 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe63d57f4/61ed0c53c24b4e78b20bd8928b8ef880/FLAG72b35ffdf [2019-11-25 22:56:10,610 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe63d57f4/61ed0c53c24b4e78b20bd8928b8ef880 [2019-11-25 22:56:10,620 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:56:10,625 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:56:10,630 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:56:10,633 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:56:10,639 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:56:10,641 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:56:10" (1/1) ... [2019-11-25 22:56:10,650 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42beb182 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:10, skipping insertion in model container [2019-11-25 22:56:10,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:56:10" (1/1) ... [2019-11-25 22:56:10,669 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:56:10,715 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:56:11,195 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:56:11,229 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:56:11,285 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:56:11,474 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:56:11,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:11 WrapperNode [2019-11-25 22:56:11,481 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:56:11,482 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:56:11,482 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:56:11,482 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:56:11,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:11" (1/1) ... [2019-11-25 22:56:11,529 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:11" (1/1) ... [2019-11-25 22:56:11,585 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:56:11,585 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:56:11,585 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:56:11,586 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:56:11,608 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:11" (1/1) ... [2019-11-25 22:56:11,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:11" (1/1) ... [2019-11-25 22:56:11,627 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:11" (1/1) ... [2019-11-25 22:56:11,629 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:11" (1/1) ... [2019-11-25 22:56:11,657 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:11" (1/1) ... [2019-11-25 22:56:11,671 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:11" (1/1) ... [2019-11-25 22:56:11,677 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:56:11" (1/1) ... [2019-11-25 22:56:11,685 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:56:11,699 INFO L168 Benchmark]: Toolchain (without parser) took 1067.11 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. [2019-11-25 22:56:11,703 INFO L168 Benchmark]: CDTParser took 2.86 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 22:56:11,708 INFO L168 Benchmark]: CACSL2BoogieTranslator took 851.45 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:56:11,710 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.27 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:56:11,711 INFO L168 Benchmark]: Boogie Preprocessor took 103.44 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. [2019-11-25 22:56:11,720 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.86 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 851.45 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 103.27 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 103.44 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...