./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 025d5a27 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 0.1.24-025d5a2 [2019-11-26 17:03:29,671 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:03:29,677 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:03:29,711 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:03:29,712 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:03:29,717 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:03:29,721 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:03:29,735 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:03:29,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:03:29,746 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:03:29,748 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:03:29,752 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:03:29,754 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:03:29,760 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:03:29,763 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:03:29,765 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:03:29,769 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:03:29,773 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:03:29,776 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:03:29,785 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:03:29,796 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:03:29,801 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:03:29,804 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:03:29,808 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:03:29,817 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:03:29,818 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:03:29,818 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:03:29,821 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:03:29,822 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:03:29,824 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:03:29,826 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:03:29,827 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:03:29,829 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:03:29,832 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:03:29,835 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:03:29,836 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:03:29,838 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:03:29,839 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:03:29,841 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:03:29,843 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:03:29,847 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:03:29,849 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 17:03:29,888 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:03:29,891 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:03:29,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:03:29,897 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:03:29,898 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:03:29,899 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:03:29,899 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:03:29,899 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:03:29,901 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:03:29,901 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:03:29,902 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:03:29,903 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:03:29,903 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:03:29,904 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:03:29,904 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:03:29,907 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:03:29,907 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:03:29,907 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:03:29,908 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:03:29,908 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:03:29,908 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:03:29,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:03:29,909 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:03:29,909 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:03:29,912 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:03:29,912 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:03:29,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:03:29,913 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:03:29,913 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 [2019-11-26 17:03:30,497 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:03:30,527 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:03:30,533 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:03:30,535 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:03:30,538 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:03:30,539 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/verisec_NetBSD-libc_loop.i [2019-11-26 17:03:30,695 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/452044e24/5a3eb4218bd144da8e8f74cc5090005c/FLAG627bc5242 [2019-11-26 17:03:31,755 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:03:31,760 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/verisec_NetBSD-libc_loop.i [2019-11-26 17:03:31,773 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/452044e24/5a3eb4218bd144da8e8f74cc5090005c/FLAG627bc5242 [2019-11-26 17:03:31,810 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/452044e24/5a3eb4218bd144da8e8f74cc5090005c [2019-11-26 17:03:31,817 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:03:31,820 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:03:31,825 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:31,826 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:03:31,833 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:03:31,835 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:31" (1/1) ... [2019-11-26 17:03:31,842 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 26.11 05:03:31, skipping insertion in model container [2019-11-26 17:03:31,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:31" (1/1) ... [2019-11-26 17:03:31,858 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:03:31,910 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:03:32,322 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:32,358 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:03:32,397 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:32,491 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:03:32,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:32 WrapperNode [2019-11-26 17:03:32,495 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:32,496 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:32,496 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:03:32,496 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:03:32,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:32" (1/1) ... [2019-11-26 17:03:32,541 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:32" (1/1) ... [2019-11-26 17:03:32,570 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:32,572 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:03:32,581 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:03:32,581 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:03:32,591 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:32" (1/1) ... [2019-11-26 17:03:32,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:32" (1/1) ... [2019-11-26 17:03:32,611 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:32" (1/1) ... [2019-11-26 17:03:32,612 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:32" (1/1) ... [2019-11-26 17:03:32,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:32" (1/1) ... [2019-11-26 17:03:32,645 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:32" (1/1) ... [2019-11-26 17:03:32,647 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:32" (1/1) ... [2019-11-26 17:03:32,649 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:03:32,656 INFO L168 Benchmark]: Toolchain (without parser) took 833.07 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: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:03:32,658 INFO L168 Benchmark]: CDTParser took 1.30 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. [2019-11-26 17:03:32,674 INFO L168 Benchmark]: CACSL2BoogieTranslator took 669.69 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. [2019-11-26 17:03:32,675 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.13 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. [2019-11-26 17:03:32,679 INFO L168 Benchmark]: Boogie Preprocessor took 78.73 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. [2019-11-26 17:03:32,691 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.30 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 669.69 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 76.13 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 78.73 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 0.1.24-025d5a2 [2019-11-26 17:03:36,503 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:03:36,508 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:03:36,531 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:03:36,532 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:03:36,550 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:03:36,552 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:03:36,567 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:03:36,572 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:03:36,578 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:03:36,580 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:03:36,585 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:03:36,588 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:03:36,592 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:03:36,598 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:03:36,605 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:03:36,606 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:03:36,610 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:03:36,615 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:03:36,624 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:03:36,631 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:03:36,636 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:03:36,640 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:03:36,642 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:03:36,651 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:03:36,652 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:03:36,652 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:03:36,656 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:03:36,657 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:03:36,659 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:03:36,661 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:03:36,662 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:03:36,664 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:03:36,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:03:36,671 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:03:36,672 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:03:36,673 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:03:36,676 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:03:36,676 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:03:36,679 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:03:36,682 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:03:36,683 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 17:03:36,720 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:03:36,724 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:03:36,727 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:03:36,729 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:03:36,729 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:03:36,729 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:03:36,730 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:03:36,732 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:03:36,732 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:03:36,732 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 17:03:36,734 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:03:36,734 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 17:03:36,734 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:03:36,737 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:03:36,737 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:03:36,737 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 17:03:36,738 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:03:36,738 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 17:03:36,739 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:03:36,739 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:03:36,740 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:03:36,740 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:03:36,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:03:36,742 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:03:36,742 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:03:36,745 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 17:03:36,745 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:03:36,745 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:03:36,746 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 17:03:36,746 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:03:36,747 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 [2019-11-26 17:03:37,322 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:03:37,353 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:03:37,357 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:03:37,363 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:03:37,366 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:03:37,368 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops/verisec_NetBSD-libc_loop.i [2019-11-26 17:03:37,514 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8c195982/a33390186613405e86a2d144e3ed8051/FLAGf65b7dfa1 [2019-11-26 17:03:38,551 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:03:38,554 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/verisec_NetBSD-libc_loop.i [2019-11-26 17:03:38,570 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8c195982/a33390186613405e86a2d144e3ed8051/FLAGf65b7dfa1 [2019-11-26 17:03:38,820 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8c195982/a33390186613405e86a2d144e3ed8051 [2019-11-26 17:03:38,827 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:03:38,829 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 17:03:38,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:38,844 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:03:38,851 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:03:38,852 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:38" (1/1) ... [2019-11-26 17:03:38,855 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60d4ca91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:38, skipping insertion in model container [2019-11-26 17:03:38,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:03:38" (1/1) ... [2019-11-26 17:03:38,866 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:03:38,918 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:03:39,354 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:39,388 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:03:39,440 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:03:39,527 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:03:39,528 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:39 WrapperNode [2019-11-26 17:03:39,528 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:03:39,528 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:39,529 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 17:03:39,529 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 17:03:39,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:39" (1/1) ... [2019-11-26 17:03:39,545 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:39" (1/1) ... [2019-11-26 17:03:39,572 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 17:03:39,573 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:03:39,573 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:03:39,574 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:03:39,585 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:39" (1/1) ... [2019-11-26 17:03:39,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:39" (1/1) ... [2019-11-26 17:03:39,605 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:39" (1/1) ... [2019-11-26 17:03:39,605 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:39" (1/1) ... [2019-11-26 17:03:39,638 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:39" (1/1) ... [2019-11-26 17:03:39,649 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:39" (1/1) ... [2019-11-26 17:03:39,651 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:03:39" (1/1) ... [2019-11-26 17:03:39,656 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:03:39,665 INFO L168 Benchmark]: Toolchain (without parser) took 832.03 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 991.1 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:03:39,666 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-26 17:03:39,669 INFO L168 Benchmark]: CACSL2BoogieTranslator took 684.18 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 996.8 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:03:39,672 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.28 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. [2019-11-26 17:03:39,673 INFO L168 Benchmark]: Boogie Preprocessor took 85.65 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 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. [2019-11-26 17:03:39,690 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 684.18 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 996.8 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 44.28 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 85.65 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 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...