./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/list-simple/dll2n_insert_unequal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/dll2n_insert_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 b7a6c79ad5924d178a48cf0cbbdc1138caa9a120 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/dll2n_insert_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 b7a6c79ad5924d178a48cf0cbbdc1138caa9a120 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:11:54,760 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:54,768 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:54,801 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:54,803 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:54,806 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:54,811 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:54,829 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:54,835 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:54,851 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:54,854 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:54,859 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:54,860 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:54,865 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:54,869 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:54,874 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:54,880 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:54,883 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:54,888 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:54,900 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:54,910 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:54,918 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:54,923 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:54,929 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:54,938 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:54,939 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:54,939 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:54,944 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:54,945 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:54,950 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:54,950 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:54,953 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:54,956 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:54,958 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:54,964 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:54,964 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:54,966 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:54,969 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:54,969 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:54,972 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:54,975 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:54,977 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:11:55,019 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:55,021 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:55,025 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:55,028 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:55,028 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:55,029 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:55,029 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:55,029 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:11:55,033 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:55,033 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:55,035 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:55,035 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:55,035 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:55,036 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:55,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:55,036 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:55,037 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:55,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:55,037 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:55,039 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:55,039 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:55,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:55,040 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:55,042 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:55,042 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:55,042 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:11:55,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:11:55,043 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:55,043 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 -> b7a6c79ad5924d178a48cf0cbbdc1138caa9a120 [2019-11-27 16:11:55,715 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:55,745 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:55,755 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:55,757 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:55,761 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:55,762 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/dll2n_insert_unequal.i [2019-11-27 16:11:55,929 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d209f8d6/53cddf5293524292a307cda3ba0cf6d4/FLAGb6d1a09c0 [2019-11-27 16:11:57,197 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:57,202 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/dll2n_insert_unequal.i [2019-11-27 16:11:57,238 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d209f8d6/53cddf5293524292a307cda3ba0cf6d4/FLAGb6d1a09c0 [2019-11-27 16:11:57,277 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d209f8d6/53cddf5293524292a307cda3ba0cf6d4 [2019-11-27 16:11:57,285 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:57,293 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:57,295 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:57,296 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:57,306 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:57,308 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:57" (1/1) ... [2019-11-27 16:11:57,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f39a4a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:57, skipping insertion in model container [2019-11-27 16:11:57,315 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:57" (1/1) ... [2019-11-27 16:11:57,337 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:57,436 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:58,353 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:58,376 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:58,534 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:58,659 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:58,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:58 WrapperNode [2019-11-27 16:11:58,664 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:58,665 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:58,665 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:58,665 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:58,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:58" (1/1) ... [2019-11-27 16:11:58,752 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:58" (1/1) ... [2019-11-27 16:11:58,808 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:58,811 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:58,811 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:58,811 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:58,823 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:58" (1/1) ... [2019-11-27 16:11:58,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:58" (1/1) ... [2019-11-27 16:11:58,847 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:58" (1/1) ... [2019-11-27 16:11:58,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:58" (1/1) ... [2019-11-27 16:11:58,884 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:58" (1/1) ... [2019-11-27 16:11:58,902 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:58" (1/1) ... [2019-11-27 16:11:58,906 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:58" (1/1) ... [2019-11-27 16:11:58,918 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:58,925 INFO L168 Benchmark]: Toolchain (without parser) took 1635.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.8 MB in the end (delta: -5.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:58,941 INFO L168 Benchmark]: CDTParser took 0.38 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 16:11:58,945 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1369.59 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 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:58,948 INFO L168 Benchmark]: Boogie Procedure Inliner took 145.95 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. [2019-11-27 16:11:58,953 INFO L168 Benchmark]: Boogie Preprocessor took 107.63 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:58,965 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 1369.59 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 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 145.95 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. * Boogie Preprocessor took 107.63 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 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 0.1.24-509859d [2019-11-27 16:12:03,050 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:12:03,057 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:12:03,096 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:12:03,098 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:12:03,104 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:12:03,106 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:12:03,125 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:12:03,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:12:03,134 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:12:03,139 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:12:03,143 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:12:03,146 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:12:03,150 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:12:03,155 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:12:03,160 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:12:03,164 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:12:03,169 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:12:03,175 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:12:03,184 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:12:03,194 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:12:03,199 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:12:03,202 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:12:03,208 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:12:03,216 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:12:03,216 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:12:03,217 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:12:03,219 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:12:03,222 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:12:03,224 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:12:03,227 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:12:03,228 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:12:03,229 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:12:03,230 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:12:03,234 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:12:03,235 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:12:03,237 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:12:03,238 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:12:03,240 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:12:03,242 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:12:03,246 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:12:03,247 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:12:03,300 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:12:03,302 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:12:03,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:12:03,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:12:03,309 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:12:03,309 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:12:03,312 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:12:03,312 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:12:03,312 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:12:03,313 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:12:03,314 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:12:03,316 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:12:03,316 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:12:03,317 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:12:03,317 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:12:03,319 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:12:03,319 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:12:03,319 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:12:03,320 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:12:03,320 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:12:03,322 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:12:03,323 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:12:03,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:12:03,323 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:12:03,325 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:12:03,325 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:12:03,325 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:12:03,327 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:12:03,327 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:12:03,327 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:12:03,331 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 -> b7a6c79ad5924d178a48cf0cbbdc1138caa9a120 [2019-11-27 16:12:03,946 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:12:03,980 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:12:03,987 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:12:03,992 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:12:03,995 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:12:03,997 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/dll2n_insert_unequal.i [2019-11-27 16:12:04,168 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/821368fce/04de90c0849f45d58def2168fbf541fb/FLAGd7ba14387 [2019-11-27 16:12:05,384 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:12:05,390 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/dll2n_insert_unequal.i [2019-11-27 16:12:05,427 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/821368fce/04de90c0849f45d58def2168fbf541fb/FLAGd7ba14387 [2019-11-27 16:12:05,464 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/821368fce/04de90c0849f45d58def2168fbf541fb [2019-11-27 16:12:05,473 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:12:05,480 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:12:05,482 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:12:05,484 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:12:05,490 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:12:05,495 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:12:05" (1/1) ... [2019-11-27 16:12:05,503 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f39a4a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:05, skipping insertion in model container [2019-11-27 16:12:05,504 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:12:05" (1/1) ... [2019-11-27 16:12:05,523 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:12:05,626 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:12:06,561 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:12:06,594 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:12:06,769 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:12:06,910 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:12:06,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:06 WrapperNode [2019-11-27 16:12:06,915 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:12:06,916 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:12:06,916 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:12:06,917 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:12:06,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:06" (1/1) ... [2019-11-27 16:12:07,003 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:06" (1/1) ... [2019-11-27 16:12:07,067 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:12:07,068 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:12:07,068 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:12:07,068 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:12:07,080 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:06" (1/1) ... [2019-11-27 16:12:07,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:06" (1/1) ... [2019-11-27 16:12:07,103 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:06" (1/1) ... [2019-11-27 16:12:07,105 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:06" (1/1) ... [2019-11-27 16:12:07,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:06" (1/1) ... [2019-11-27 16:12:07,173 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:06" (1/1) ... [2019-11-27 16:12:07,185 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:12:06" (1/1) ... [2019-11-27 16:12:07,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:12:07,202 INFO L168 Benchmark]: Toolchain (without parser) took 1720.41 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: 651.0 kB). Peak memory consumption was 716.5 kB. Max. memory is 12.5 GB. [2019-11-27 16:12:07,206 INFO L168 Benchmark]: CDTParser took 2.77 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 16:12:07,208 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1433.35 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 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:12:07,213 INFO L168 Benchmark]: Boogie Procedure Inliner took 151.49 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. [2019-11-27 16:12:07,215 INFO L168 Benchmark]: Boogie Preprocessor took 126.36 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:12:07,231 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.77 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 1433.35 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 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 151.49 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. * Boogie Preprocessor took 126.36 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 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...