./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/list-simple/sll2c_append_unequal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/list-simple/sll2c_append_unequal.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 1eb62d582bb1f498de7f5f7de60817c0efb48782 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-simple/sll2c_append_unequal.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 1eb62d582bb1f498de7f5f7de60817c0efb48782 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:55:13,056 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:55:13,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:55:13,093 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:55:13,095 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:55:13,100 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:55:13,105 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:55:13,122 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:55:13,124 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:55:13,131 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:55:13,134 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:55:13,139 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:55:13,140 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:55:13,147 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:55:13,149 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:55:13,153 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:55:13,157 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:55:13,160 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:55:13,167 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:55:13,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:55:13,183 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:55:13,190 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:55:13,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:55:13,197 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:55:13,205 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:55:13,206 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:55:13,206 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:55:13,212 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:55:13,212 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:55:13,213 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:55:13,214 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:55:13,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:55:13,218 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:55:13,221 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:55:13,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:55:13,225 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:55:13,227 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:55:13,228 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:55:13,230 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:55:13,231 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:55:13,234 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:55:13,236 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:55:13,272 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:55:13,275 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:55:13,279 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:55:13,281 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:55:13,281 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:55:13,282 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:55:13,282 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:55:13,284 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:55:13,284 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:55:13,284 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:55:13,286 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:55:13,287 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:55:13,287 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:55:13,290 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:55:13,291 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:55:13,291 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:55:13,291 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:55:13,291 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:55:13,292 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:55:13,292 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:55:13,292 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:55:13,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:55:13,296 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:55:13,296 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:55:13,297 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:55:13,297 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:55:13,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:55:13,298 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:55:13,298 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 -> 1eb62d582bb1f498de7f5f7de60817c0efb48782 [2019-11-25 22:55:13,873 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:55:13,902 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:55:13,909 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:55:13,913 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:55:13,914 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:55:13,916 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/sll2c_append_unequal.i [2019-11-25 22:55:14,065 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55180d035/21bb0ae654db49b09676be00e72f5994/FLAG0a4ab421f [2019-11-25 22:55:15,268 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:55:15,271 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/sll2c_append_unequal.i [2019-11-25 22:55:15,322 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55180d035/21bb0ae654db49b09676be00e72f5994/FLAG0a4ab421f [2019-11-25 22:55:15,352 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55180d035/21bb0ae654db49b09676be00e72f5994 [2019-11-25 22:55:15,358 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:55:15,360 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:55:15,372 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:55:15,372 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:55:15,376 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:55:15,377 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:55:15" (1/1) ... [2019-11-25 22:55:15,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e799c1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:15, skipping insertion in model container [2019-11-25 22:55:15,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:55:15" (1/1) ... [2019-11-25 22:55:15,397 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:55:15,507 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:55:16,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:55:16,409 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:55:16,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:55:16,704 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:55:16,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:16 WrapperNode [2019-11-25 22:55:16,706 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:55:16,710 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:55:16,710 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:55:16,710 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:55:16,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:16" (1/1) ... [2019-11-25 22:55:16,789 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:16" (1/1) ... [2019-11-25 22:55:16,864 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:55:16,866 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:55:16,866 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:55:16,867 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:55:16,878 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:16" (1/1) ... [2019-11-25 22:55:16,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:16" (1/1) ... [2019-11-25 22:55:16,901 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:16" (1/1) ... [2019-11-25 22:55:16,902 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:16" (1/1) ... [2019-11-25 22:55:16,934 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:16" (1/1) ... [2019-11-25 22:55:16,946 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:16" (1/1) ... [2019-11-25 22:55:16,953 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:16" (1/1) ... [2019-11-25 22:55:16,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:55:16,973 INFO L168 Benchmark]: Toolchain (without parser) took 1607.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.8 MB in the end (delta: 610.6 kB). Peak memory consumption was 676.1 kB. Max. memory is 12.5 GB. [2019-11-25 22:55:16,987 INFO L168 Benchmark]: CDTParser took 1.92 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. [2019-11-25 22:55:16,990 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1337.50 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 972.5 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:55:16,992 INFO L168 Benchmark]: Boogie Procedure Inliner took 156.06 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:55:16,995 INFO L168 Benchmark]: Boogie Preprocessor took 98.22 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:55:17,008 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.92 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 1337.50 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 972.5 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 156.06 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 98.22 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:55:20,918 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:55:20,925 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:55:20,954 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:55:20,956 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:55:20,958 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:55:20,970 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:55:20,986 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:55:20,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:55:20,997 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:55:20,998 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:55:21,005 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:55:21,006 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:55:21,014 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:55:21,016 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:55:21,021 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:55:21,025 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:55:21,028 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:55:21,033 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:55:21,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:55:21,051 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:55:21,054 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:55:21,059 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:55:21,064 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:55:21,069 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:55:21,072 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:55:21,072 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:55:21,074 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:55:21,075 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:55:21,077 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:55:21,079 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:55:21,080 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:55:21,083 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:55:21,084 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:55:21,089 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:55:21,090 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:55:21,091 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:55:21,092 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:55:21,094 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:55:21,096 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:55:21,098 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:55:21,105 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:55:21,143 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:55:21,144 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:55:21,148 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:55:21,148 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:55:21,149 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:55:21,150 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:55:21,150 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:55:21,154 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:55:21,154 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:55:21,154 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:55:21,156 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:55:21,156 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:55:21,157 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:55:21,157 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:55:21,157 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:55:21,158 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:55:21,158 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:55:21,158 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:55:21,159 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:55:21,159 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:55:21,161 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:55:21,161 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:55:21,161 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:55:21,162 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:55:21,162 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:55:21,164 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:55:21,164 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:55:21,164 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:55:21,165 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:55:21,165 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:55:21,167 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 -> 1eb62d582bb1f498de7f5f7de60817c0efb48782 [2019-11-25 22:55:21,725 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:55:21,759 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:55:21,762 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:55:21,771 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:55:21,771 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:55:21,773 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/sll2c_append_unequal.i [2019-11-25 22:55:21,925 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f96ad48a/5a8a94a479954484b8afcdcebc3818e1/FLAGa6fbc02d2 [2019-11-25 22:55:23,150 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:55:23,153 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/sll2c_append_unequal.i [2019-11-25 22:55:23,195 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f96ad48a/5a8a94a479954484b8afcdcebc3818e1/FLAGa6fbc02d2 [2019-11-25 22:55:23,231 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f96ad48a/5a8a94a479954484b8afcdcebc3818e1 [2019-11-25 22:55:23,240 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:55:23,242 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:55:23,255 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:55:23,255 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:55:23,264 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:55:23,265 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:55:23" (1/1) ... [2019-11-25 22:55:23,273 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74c88225 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:23, skipping insertion in model container [2019-11-25 22:55:23,274 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:55:23" (1/1) ... [2019-11-25 22:55:23,284 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:55:23,399 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:55:24,355 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:55:24,391 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:55:24,579 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:55:24,716 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:55:24,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:24 WrapperNode [2019-11-25 22:55:24,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:55:24,718 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:55:24,722 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:55:24,722 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:55:24,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:24" (1/1) ... [2019-11-25 22:55:24,819 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:24" (1/1) ... [2019-11-25 22:55:24,888 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:55:24,888 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:55:24,889 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:55:24,889 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:55:24,900 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:24" (1/1) ... [2019-11-25 22:55:24,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:24" (1/1) ... [2019-11-25 22:55:24,923 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:24" (1/1) ... [2019-11-25 22:55:24,924 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:24" (1/1) ... [2019-11-25 22:55:24,964 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:24" (1/1) ... [2019-11-25 22:55:24,977 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:24" (1/1) ... [2019-11-25 22:55:24,983 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:55:24" (1/1) ... [2019-11-25 22:55:24,997 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:55:25,006 INFO L168 Benchmark]: Toolchain (without parser) took 1758.75 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 962.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:55:25,007 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-25 22:55:25,014 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1463.02 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 968.2 MB in the end (delta: -755.5 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:55:25,018 INFO L168 Benchmark]: Boogie Procedure Inliner took 169.69 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:55:25,033 INFO L168 Benchmark]: Boogie Preprocessor took 109.46 ms. Allocated memory is still 1.0 GB. Free memory is still 962.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:55:25,042 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1463.02 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 968.2 MB in the end (delta: -755.5 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 169.69 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 109.46 ms. Allocated memory is still 1.0 GB. Free memory is still 962.4 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...