./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 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/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 0.1.24-32f2683 [2019-11-24 21:09:47,340 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:09:47,342 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:09:47,372 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:09:47,374 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:09:47,386 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:09:47,392 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:09:47,395 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:09:47,412 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:09:47,416 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:09:47,421 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:09:47,423 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:09:47,425 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:09:47,433 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:09:47,434 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:09:47,439 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:09:47,440 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:09:47,444 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:09:47,458 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:09:47,468 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:09:47,475 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:09:47,481 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:09:47,486 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:09:47,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:09:47,496 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:09:47,497 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:09:47,497 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:09:47,500 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:09:47,502 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:09:47,503 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:09:47,507 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:09:47,510 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:09:47,511 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:09:47,513 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:09:47,516 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:09:47,518 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:09:47,519 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:09:47,521 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:09:47,521 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:09:47,525 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:09:47,528 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:09:47,530 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:09:47,569 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:09:47,571 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:09:47,577 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:09:47,577 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:09:47,578 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:09:47,578 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:09:47,578 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:09:47,580 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:09:47,580 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:09:47,580 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:09:47,581 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:09:47,585 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:09:47,585 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:09:47,586 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:09:47,586 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:09:47,586 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:09:47,587 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:09:47,587 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:09:47,587 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:09:47,588 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:09:47,588 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:09:47,588 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:09:47,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:09:47,590 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:09:47,590 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:09:47,591 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:09:47,592 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:09:47,592 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:09:47,595 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:09:47,595 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 [2019-11-24 21:09:48,164 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:09:48,192 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:09:48,202 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:09:48,207 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:09:48,208 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:09:48,209 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/verisec_NetBSD-libc_loop.i [2019-11-24 21:09:48,367 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5d6e5186/ad9d0f6a5afb47e483ab7c3275ec2207/FLAG38ea3aa8a [2019-11-24 21:09:49,407 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:09:49,407 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/verisec_NetBSD-libc_loop.i [2019-11-24 21:09:49,419 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5d6e5186/ad9d0f6a5afb47e483ab7c3275ec2207/FLAG38ea3aa8a [2019-11-24 21:09:49,460 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5d6e5186/ad9d0f6a5afb47e483ab7c3275ec2207 [2019-11-24 21:09:49,470 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:09:49,472 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:09:49,479 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:09:49,479 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:09:49,486 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:09:49,490 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:09:49" (1/1) ... [2019-11-24 21:09:49,498 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 24.11 09:09:49, skipping insertion in model container [2019-11-24 21:09:49,499 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:09:49" (1/1) ... [2019-11-24 21:09:49,517 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:09:49,564 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:09:50,009 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:09:50,039 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:09:50,085 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:09:50,215 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:09:50,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:50 WrapperNode [2019-11-24 21:09:50,216 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:09:50,220 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:09:50,220 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:09:50,220 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:09:50,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:50" (1/1) ... [2019-11-24 21:09:50,263 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:50" (1/1) ... [2019-11-24 21:09:50,300 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:09:50,301 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:09:50,301 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:09:50,301 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:09:50,311 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:50" (1/1) ... [2019-11-24 21:09:50,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:50" (1/1) ... [2019-11-24 21:09:50,326 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:50" (1/1) ... [2019-11-24 21:09:50,326 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:50" (1/1) ... [2019-11-24 21:09:50,341 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:50" (1/1) ... [2019-11-24 21:09:50,354 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:50" (1/1) ... [2019-11-24 21:09:50,357 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:50" (1/1) ... [2019-11-24 21:09:50,365 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:09:50,387 INFO L168 Benchmark]: Toolchain (without parser) took 898.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-24 21:09:50,392 INFO L168 Benchmark]: CDTParser took 0.93 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:09:50,394 INFO L168 Benchmark]: CACSL2BoogieTranslator took 737.60 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. [2019-11-24 21:09:50,398 INFO L168 Benchmark]: Boogie Procedure Inliner took 80.66 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. [2019-11-24 21:09:50,399 INFO L168 Benchmark]: Boogie Preprocessor took 67.25 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. [2019-11-24 21:09:50,409 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.93 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 737.60 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 80.66 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 67.25 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 0.1.24-32f2683 [2019-11-24 21:09:54,308 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:09:54,310 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:09:54,337 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:09:54,339 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:09:54,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:09:54,358 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:09:54,371 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:09:54,377 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:09:54,382 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:09:54,384 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:09:54,389 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:09:54,392 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:09:54,398 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:09:54,400 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:09:54,405 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:09:54,409 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:09:54,412 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:09:54,417 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:09:54,426 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:09:54,433 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:09:54,441 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:09:54,445 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:09:54,448 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:09:54,455 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:09:54,456 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:09:54,456 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:09:54,460 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:09:54,463 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:09:54,467 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:09:54,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:09:54,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:09:54,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:09:54,473 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:09:54,475 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:09:54,477 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:09:54,478 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:09:54,480 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:09:54,480 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:09:54,481 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:09:54,486 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:09:54,487 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:09:54,523 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:09:54,527 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:09:54,529 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:09:54,530 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:09:54,530 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:09:54,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:09:54,533 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:09:54,533 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:09:54,533 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:09:54,534 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:09:54,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:09:54,535 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:09:54,538 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:09:54,538 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:09:54,539 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:09:54,539 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:09:54,539 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:09:54,540 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:09:54,540 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:09:54,541 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:09:54,541 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:09:54,543 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:09:54,543 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:09:54,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:09:54,544 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:09:54,544 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:09:54,545 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:09:54,548 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:09:54,548 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:09:54,548 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:09:54,550 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:09:54,550 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 [2019-11-24 21:09:55,161 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:09:55,187 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:09:55,195 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:09:55,199 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:09:55,202 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:09:55,204 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/verisec_NetBSD-libc_loop.i [2019-11-24 21:09:55,358 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80ab5bf62/0b70dea813b94a59a3b933113ac2444f/FLAGed55f2629 [2019-11-24 21:09:56,401 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:09:56,402 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/verisec_NetBSD-libc_loop.i [2019-11-24 21:09:56,417 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80ab5bf62/0b70dea813b94a59a3b933113ac2444f/FLAGed55f2629 [2019-11-24 21:09:56,456 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80ab5bf62/0b70dea813b94a59a3b933113ac2444f [2019-11-24 21:09:56,465 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:09:56,469 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:09:56,474 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:09:56,474 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:09:56,480 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:09:56,485 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:09:56" (1/1) ... [2019-11-24 21:09:56,492 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4915e153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:56, skipping insertion in model container [2019-11-24 21:09:56,493 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:09:56" (1/1) ... [2019-11-24 21:09:56,518 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:09:56,564 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:09:57,017 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:09:57,048 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:09:57,090 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:09:57,215 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:09:57,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:57 WrapperNode [2019-11-24 21:09:57,216 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:09:57,217 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:09:57,217 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:09:57,219 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:09:57,229 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:57" (1/1) ... [2019-11-24 21:09:57,252 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:57" (1/1) ... [2019-11-24 21:09:57,283 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:09:57,284 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:09:57,284 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:09:57,285 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:09:57,295 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:57" (1/1) ... [2019-11-24 21:09:57,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:57" (1/1) ... [2019-11-24 21:09:57,311 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:57" (1/1) ... [2019-11-24 21:09:57,311 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:57" (1/1) ... [2019-11-24 21:09:57,338 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:57" (1/1) ... [2019-11-24 21:09:57,348 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:57" (1/1) ... [2019-11-24 21:09:57,350 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:09:57" (1/1) ... [2019-11-24 21:09:57,356 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:09:57,365 INFO L168 Benchmark]: Toolchain (without parser) took 893.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:09:57,367 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:09:57,370 INFO L168 Benchmark]: CACSL2BoogieTranslator took 742.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.9 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:09:57,371 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.77 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. [2019-11-24 21:09:57,372 INFO L168 Benchmark]: Boogie Preprocessor took 73.54 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. [2019-11-24 21:09:57,395 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 742.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.9 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 66.77 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 73.54 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...