./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/list-ext2-properties/simple_search_value-2.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 b89e1b4b0597444acf9d2aec4a49940585f021e9 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/list-ext2-properties/simple_search_value-2.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 b89e1b4b0597444acf9d2aec4a49940585f021e9 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:49:57,810 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:57,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:57,843 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:57,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:57,850 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:57,857 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:57,878 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:57,883 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:57,891 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:57,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:57,898 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:57,900 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:57,904 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:57,909 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:57,911 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:57,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:57,921 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:57,925 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:57,934 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:57,943 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:57,949 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:57,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:57,954 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:57,965 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:57,966 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:57,966 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:57,968 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:57,969 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:57,972 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:57,974 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:57,975 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:57,978 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:57,982 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:57,984 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:57,986 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:57,988 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:57,989 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:57,989 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:57,995 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:57,996 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:57,998 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:49:58,039 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:58,040 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:58,044 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:58,046 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:58,046 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:58,047 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:58,049 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:58,049 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:49:58,049 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:58,050 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:58,051 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:58,054 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:58,054 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:58,055 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:58,055 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:58,055 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:58,056 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:58,056 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:58,059 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:58,059 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:58,060 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:58,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:58,060 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:58,061 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:58,061 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:58,064 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:49:58,064 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:49:58,064 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:58,065 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 -> b89e1b4b0597444acf9d2aec4a49940585f021e9 [2019-11-27 09:49:58,632 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:58,662 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:58,669 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:58,672 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:58,674 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:58,677 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i [2019-11-27 09:49:58,826 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cae78796/23500dae735345c1bae736359dc5573f/FLAG5e2d5a00a [2019-11-27 09:49:59,970 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:59,972 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i [2019-11-27 09:50:00,010 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cae78796/23500dae735345c1bae736359dc5573f/FLAG5e2d5a00a [2019-11-27 09:50:00,064 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cae78796/23500dae735345c1bae736359dc5573f [2019-11-27 09:50:00,069 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:50:00,073 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:50:00,078 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:00,079 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:50:00,086 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:50:00,087 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:00" (1/1) ... [2019-11-27 09:50:00,096 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28522a8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:00, skipping insertion in model container [2019-11-27 09:50:00,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:00" (1/1) ... [2019-11-27 09:50:00,116 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:50:00,216 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:50:01,039 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:01,071 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:50:01,193 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:01,310 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:50:01,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:01 WrapperNode [2019-11-27 09:50:01,312 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:01,316 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:01,317 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:50:01,317 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:50:01,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:01" (1/1) ... [2019-11-27 09:50:01,379 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:01" (1/1) ... [2019-11-27 09:50:01,419 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:01,428 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:50:01,429 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:50:01,429 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:50:01,439 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:01" (1/1) ... [2019-11-27 09:50:01,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:01" (1/1) ... [2019-11-27 09:50:01,459 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:01" (1/1) ... [2019-11-27 09:50:01,461 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:01" (1/1) ... [2019-11-27 09:50:01,495 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:01" (1/1) ... [2019-11-27 09:50:01,511 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:01" (1/1) ... [2019-11-27 09:50:01,514 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:01" (1/1) ... [2019-11-27 09:50:01,520 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:50:01,533 INFO L168 Benchmark]: Toolchain (without parser) took 1452.97 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 978.4 MB in the end (delta: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:01,539 INFO L168 Benchmark]: CDTParser took 0.33 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. [2019-11-27 09:50:01,546 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1237.55 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 978.4 MB in the end (delta: -11.0 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:01,548 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.45 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:01,551 INFO L168 Benchmark]: Boogie Preprocessor took 94.54 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:01,562 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1237.55 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 978.4 MB in the end (delta: -11.0 MB). Peak memory consumption was 26.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 111.45 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 94.54 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:50:05,445 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:50:05,453 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:50:05,489 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:50:05,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:50:05,494 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:50:05,498 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:50:05,518 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:50:05,520 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:50:05,527 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:50:05,529 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:50:05,535 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:50:05,535 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:50:05,542 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:50:05,545 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:50:05,551 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:50:05,552 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:50:05,556 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:50:05,561 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:50:05,571 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:50:05,576 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:50:05,582 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:50:05,588 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:50:05,590 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:50:05,598 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:50:05,601 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:50:05,601 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:50:05,603 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:50:05,604 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:50:05,607 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:50:05,609 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:50:05,610 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:50:05,611 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:50:05,615 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:50:05,619 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:50:05,620 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:50:05,621 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:50:05,622 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:50:05,622 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:50:05,626 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:50:05,630 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:50:05,631 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:50:05,670 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:50:05,672 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:50:05,676 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:50:05,679 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:50:05,679 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:50:05,679 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:50:05,680 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:50:05,680 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:50:05,680 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:50:05,681 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:50:05,682 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:50:05,684 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:50:05,684 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:50:05,685 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:50:05,685 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:50:05,687 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:50:05,687 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:50:05,687 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:50:05,688 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:50:05,688 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:50:05,688 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:50:05,690 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:50:05,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:50:05,690 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:50:05,691 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:50:05,692 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:50:05,692 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:50:05,692 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:50:05,694 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:50:05,694 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:50:05,696 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 -> b89e1b4b0597444acf9d2aec4a49940585f021e9 [2019-11-27 09:50:06,237 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:50:06,266 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:50:06,276 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:50:06,278 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:50:06,281 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:50:06,285 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i [2019-11-27 09:50:06,446 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d17797bfb/01265b613cb342b7a5df9e1569e38fd1/FLAG1ee3e5a45 [2019-11-27 09:50:07,596 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:50:07,600 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext2-properties/simple_search_value-2.i [2019-11-27 09:50:07,633 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d17797bfb/01265b613cb342b7a5df9e1569e38fd1/FLAG1ee3e5a45 [2019-11-27 09:50:07,658 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d17797bfb/01265b613cb342b7a5df9e1569e38fd1 [2019-11-27 09:50:07,664 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:50:07,666 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:50:07,684 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:07,685 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:50:07,688 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:50:07,694 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:07" (1/1) ... [2019-11-27 09:50:07,700 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@601bf59b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:07, skipping insertion in model container [2019-11-27 09:50:07,700 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:07" (1/1) ... [2019-11-27 09:50:07,721 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:50:07,814 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:50:08,693 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:08,732 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:50:08,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:08,969 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:50:08,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:08 WrapperNode [2019-11-27 09:50:08,971 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:08,972 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:08,972 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:50:08,977 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:50:08,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:08" (1/1) ... [2019-11-27 09:50:09,052 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:08" (1/1) ... [2019-11-27 09:50:09,095 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:09,096 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:50:09,096 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:50:09,096 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:50:09,106 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:08" (1/1) ... [2019-11-27 09:50:09,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:08" (1/1) ... [2019-11-27 09:50:09,116 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:08" (1/1) ... [2019-11-27 09:50:09,116 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:08" (1/1) ... [2019-11-27 09:50:09,161 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:08" (1/1) ... [2019-11-27 09:50:09,174 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:08" (1/1) ... [2019-11-27 09:50:09,185 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:08" (1/1) ... [2019-11-27 09:50:09,191 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:50:09,202 INFO L168 Benchmark]: Toolchain (without parser) took 1531.78 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 972.6 MB in the end (delta: -10.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:09,202 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:09,211 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1287.37 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 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:09,213 INFO L168 Benchmark]: Boogie Procedure Inliner took 123.35 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:09,215 INFO L168 Benchmark]: Boogie Preprocessor took 99.59 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:09,236 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1287.37 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 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 123.35 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 99.59 ms. Allocated memory is still 1.0 GB. Free memory was 978.3 MB in the beginning and 972.6 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...