./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 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-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-da95e15 [2019-11-27 09:50:03,900 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:50:03,903 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:50:03,934 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:50:03,935 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:50:03,938 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:50:03,955 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:50:03,970 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:50:03,977 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:50:03,980 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:50:03,984 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:50:03,990 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:50:03,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:50:03,995 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:50:04,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:50:04,005 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:50:04,008 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:50:04,013 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:50:04,016 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:50:04,026 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:50:04,032 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:50:04,041 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:50:04,043 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:50:04,050 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:50:04,056 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:50:04,059 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:50:04,059 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:50:04,063 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:50:04,065 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:50:04,066 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:50:04,068 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:50:04,072 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:50:04,073 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:50:04,074 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:50:04,078 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:50:04,078 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:50:04,080 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:50:04,082 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:50:04,082 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:50:04,084 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:50:04,088 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:50:04,089 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:50:04,134 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:50:04,135 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:50:04,140 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:50:04,144 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:50:04,145 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:50:04,145 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:50:04,145 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:50:04,146 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:50:04,146 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:50:04,147 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:50:04,148 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:50:04,149 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:50:04,149 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:50:04,150 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:50:04,151 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:50:04,151 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:50:04,151 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:50:04,153 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:50:04,153 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:50:04,153 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:50:04,154 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:50:04,155 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:50:04,155 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:50:04,158 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:50:04,158 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:50:04,158 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:50:04,159 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:50:04,159 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:50:04,159 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 09:50:04,817 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:50:04,851 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:50:04,857 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:50:04,861 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:50:04,865 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:50:04,866 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/dll2n_insert_unequal.i [2019-11-27 09:50:05,038 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68d571fa6/3189527cfe114de491ae0b1453c9ca85/FLAG55007a23a [2019-11-27 09:50:06,272 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:50:06,275 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/dll2n_insert_unequal.i [2019-11-27 09:50:06,316 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68d571fa6/3189527cfe114de491ae0b1453c9ca85/FLAG55007a23a [2019-11-27 09:50:06,804 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68d571fa6/3189527cfe114de491ae0b1453c9ca85 [2019-11-27 09:50:06,810 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:50:06,812 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:50:06,822 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:06,823 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:50:06,827 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:50:06,829 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:06" (1/1) ... [2019-11-27 09:50:06,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e52e31a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:06, skipping insertion in model container [2019-11-27 09:50:06,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:06" (1/1) ... [2019-11-27 09:50:06,853 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:50:06,960 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:50:07,834 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:07,861 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:50:08,039 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:08,167 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:50:08,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:08 WrapperNode [2019-11-27 09:50:08,169 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:08,178 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:08,180 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:50:08,180 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:50:08,193 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 09:50:08,240 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 09:50:08,301 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:08,303 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:50:08,304 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:50:08,304 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:50:08,315 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 09:50:08,316 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 09:50:08,337 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 09:50:08,338 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 09:50:08,360 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 09:50:08,374 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 09:50:08,381 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 09:50:08,391 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:50:08,400 INFO L168 Benchmark]: Toolchain (without parser) took 1582.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 968.2 MB in the end (delta: -6.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:08,402 INFO L168 Benchmark]: CDTParser took 1.28 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 09:50:08,419 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1355.05 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 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:08,422 INFO L168 Benchmark]: Boogie Procedure Inliner took 125.39 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:08,424 INFO L168 Benchmark]: Boogie Preprocessor took 87.67 ms. Allocated memory is still 1.0 GB. Free memory is still 968.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:08,436 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.28 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 1355.05 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 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 125.39 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 87.67 ms. Allocated memory is still 1.0 GB. Free memory is still 968.2 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 09:50:12,445 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:50:12,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:50:12,488 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:50:12,489 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:50:12,496 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:50:12,501 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:50:12,519 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:50:12,526 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:50:12,530 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:50:12,537 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:50:12,539 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:50:12,542 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:50:12,547 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:50:12,552 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:50:12,555 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:50:12,560 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:50:12,563 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:50:12,570 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:50:12,580 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:50:12,588 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:50:12,597 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:50:12,598 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:50:12,603 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:50:12,611 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:50:12,612 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:50:12,612 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:50:12,616 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:50:12,619 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:50:12,621 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:50:12,622 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:50:12,625 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:50:12,626 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:50:12,629 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:50:12,632 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:50:12,634 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:50:12,635 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:50:12,637 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:50:12,637 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:50:12,640 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:50:12,643 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:50:12,647 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:50:12,690 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:50:12,691 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:50:12,695 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:50:12,696 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:50:12,699 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:50:12,699 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:50:12,700 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:50:12,700 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:50:12,700 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:50:12,700 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:50:12,702 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:50:12,702 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:50:12,704 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:50:12,704 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:50:12,705 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:50:12,705 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:50:12,707 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:50:12,707 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:50:12,707 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:50:12,708 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:50:12,708 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:50:12,709 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:50:12,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:50:12,712 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:50:12,713 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:50:12,713 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:50:12,713 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:50:12,714 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:50:12,714 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:50:12,714 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:50:12,716 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 09:50:13,290 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:50:13,322 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:50:13,332 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:50:13,334 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:50:13,337 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:50:13,342 INFO L428 ainManager$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 09:50:13,507 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73b9ceee6/3c9e836dbedc4ca798cd0fe9773c1613/FLAGad6e91793 [2019-11-27 09:50:14,755 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:50:14,758 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/dll2n_insert_unequal.i [2019-11-27 09:50:14,797 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73b9ceee6/3c9e836dbedc4ca798cd0fe9773c1613/FLAGad6e91793 [2019-11-27 09:50:14,838 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73b9ceee6/3c9e836dbedc4ca798cd0fe9773c1613 [2019-11-27 09:50:14,849 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:50:14,867 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:50:14,877 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:14,877 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:50:14,895 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:50:14,896 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:14" (1/1) ... [2019-11-27 09:50:14,903 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 09:50:14, skipping insertion in model container [2019-11-27 09:50:14,904 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:14" (1/1) ... [2019-11-27 09:50:14,924 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:50:15,029 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:50:15,911 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:15,944 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:50:16,126 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:16,255 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:50:16,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:16 WrapperNode [2019-11-27 09:50:16,256 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:16,257 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:16,257 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:50:16,258 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:50:16,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:16" (1/1) ... [2019-11-27 09:50:16,364 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:16" (1/1) ... [2019-11-27 09:50:16,434 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:16,436 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:50:16,436 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:50:16,436 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:50:16,453 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:16" (1/1) ... [2019-11-27 09:50:16,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:16" (1/1) ... [2019-11-27 09:50:16,473 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:16" (1/1) ... [2019-11-27 09:50:16,477 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:16" (1/1) ... [2019-11-27 09:50:16,505 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:16" (1/1) ... [2019-11-27 09:50:16,522 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:16" (1/1) ... [2019-11-27 09:50:16,529 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:16" (1/1) ... [2019-11-27 09:50:16,546 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:50:16,554 INFO L168 Benchmark]: Toolchain (without parser) took 1692.84 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 962.5 MB in the end (delta: -779.4 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:16,555 INFO L168 Benchmark]: CDTParser took 0.55 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 09:50:16,557 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1379.78 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 968.2 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:16,559 INFO L168 Benchmark]: Boogie Procedure Inliner took 178.59 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:16,562 INFO L168 Benchmark]: Boogie Preprocessor took 110.38 ms. Allocated memory is still 1.0 GB. Free memory is still 962.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:16,568 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 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 1379.78 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 968.2 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 178.59 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 110.38 ms. Allocated memory is still 1.0 GB. Free memory is still 962.5 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...