./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 97803e25fa9c93af226c12b428989e782cbca177 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-ext3-properties/sll_of_sll_nondet_append-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 97803e25fa9c93af226c12b428989e782cbca177 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:50:34,203 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:50:34,208 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:50:34,243 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:50:34,245 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:50:34,247 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:50:34,261 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:50:34,264 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:50:34,286 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:50:34,290 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:50:34,293 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:50:34,296 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:50:34,300 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:50:34,303 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:50:34,307 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:50:34,310 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:50:34,315 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:50:34,316 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:50:34,322 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:50:34,333 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:50:34,338 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:50:34,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:50:34,348 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:50:34,350 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:50:34,360 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:50:34,365 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:50:34,365 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:50:34,367 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:50:34,368 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:50:34,370 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:50:34,371 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:50:34,372 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:50:34,373 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:50:34,376 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:50:34,380 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:50:34,381 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:50:34,384 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:50:34,385 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:50:34,385 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:50:34,390 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:50:34,392 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:50:34,394 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:50:34,435 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:50:34,435 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:50:34,439 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:50:34,442 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:50:34,442 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:50:34,443 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:50:34,443 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:50:34,443 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:50:34,444 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:50:34,444 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:50:34,446 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:50:34,448 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:50:34,448 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:50:34,449 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:50:34,449 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:50:34,449 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:50:34,450 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:50:34,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:50:34,453 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:50:34,453 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:50:34,454 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:50:34,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:50:34,454 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:50:34,455 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:50:34,455 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:50:34,455 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:50:34,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:50:34,458 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:50:34,458 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 -> 97803e25fa9c93af226c12b428989e782cbca177 [2019-11-27 09:50:35,054 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:50:35,082 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:50:35,089 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:50:35,092 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:50:35,097 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:50:35,098 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-2.i [2019-11-27 09:50:35,252 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9db36901c/a217a30310d94c089c9ecb86309c8dee/FLAG757e663bb [2019-11-27 09:50:36,486 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:50:36,488 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-2.i [2019-11-27 09:50:36,529 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9db36901c/a217a30310d94c089c9ecb86309c8dee/FLAG757e663bb [2019-11-27 09:50:36,570 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9db36901c/a217a30310d94c089c9ecb86309c8dee [2019-11-27 09:50:36,580 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:50:36,583 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:50:36,588 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:36,588 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:50:36,597 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:50:36,599 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:36" (1/1) ... [2019-11-27 09:50:36,609 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@307b14bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:36, skipping insertion in model container [2019-11-27 09:50:36,609 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:36" (1/1) ... [2019-11-27 09:50:36,627 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:50:36,732 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:50:37,696 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:37,716 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:50:37,855 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:37,990 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:50:37,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:37 WrapperNode [2019-11-27 09:50:37,996 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:37,997 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:38,000 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:50:38,000 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:50:38,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:37" (1/1) ... [2019-11-27 09:50:38,087 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:37" (1/1) ... [2019-11-27 09:50:38,166 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:38,168 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:50:38,169 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:50:38,169 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:50:38,179 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:37" (1/1) ... [2019-11-27 09:50:38,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:37" (1/1) ... [2019-11-27 09:50:38,202 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:37" (1/1) ... [2019-11-27 09:50:38,202 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:37" (1/1) ... [2019-11-27 09:50:38,245 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:37" (1/1) ... [2019-11-27 09:50:38,264 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:37" (1/1) ... [2019-11-27 09:50:38,272 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:37" (1/1) ... [2019-11-27 09:50:38,281 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:50:38,302 INFO L168 Benchmark]: Toolchain (without parser) took 1704.16 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: 618.7 kB). Peak memory consumption was 684.3 kB. Max. memory is 12.5 GB. [2019-11-27 09:50:38,303 INFO L168 Benchmark]: CDTParser took 0.65 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:38,306 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1409.21 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. [2019-11-27 09:50:38,311 INFO L168 Benchmark]: Boogie Procedure Inliner took 170.49 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 09:50:38,313 INFO L168 Benchmark]: Boogie Preprocessor took 115.36 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 09:50:38,325 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65 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 1409.21 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 170.49 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 115.36 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:50:42,097 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:50:42,103 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:50:42,138 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:50:42,138 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:50:42,142 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:50:42,145 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:50:42,162 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:50:42,165 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:50:42,173 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:50:42,176 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:50:42,182 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:50:42,182 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:50:42,187 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:50:42,191 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:50:42,195 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:50:42,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:50:42,203 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:50:42,209 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:50:42,218 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:50:42,223 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:50:42,229 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:50:42,232 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:50:42,236 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:50:42,244 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:50:42,247 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:50:42,247 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:50:42,249 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:50:42,250 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:50:42,253 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:50:42,255 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:50:42,256 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:50:42,257 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:50:42,262 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:50:42,264 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:50:42,264 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:50:42,267 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:50:42,268 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:50:42,268 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:50:42,273 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:50:42,275 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:50:42,276 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:50:42,314 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:50:42,316 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:50:42,320 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:50:42,322 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:50:42,322 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:50:42,322 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:50:42,322 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:50:42,324 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:50:42,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:50:42,324 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:50:42,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:50:42,328 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:50:42,328 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:50:42,329 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:50:42,329 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:50:42,330 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:50:42,330 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:50:42,330 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:50:42,330 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:50:42,333 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:50:42,333 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:50:42,333 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:50:42,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:50:42,334 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:50:42,334 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:50:42,335 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:50:42,336 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:50:42,336 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:50:42,336 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:50:42,338 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:50:42,339 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 -> 97803e25fa9c93af226c12b428989e782cbca177 [2019-11-27 09:50:42,873 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:50:42,903 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:50:42,910 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:50:42,918 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:50:42,919 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:50:42,920 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-2.i [2019-11-27 09:50:43,083 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76189ebf7/c0e449f9cab44f56973740004d231327/FLAGccc391cb5 [2019-11-27 09:50:44,302 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:50:44,303 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext3-properties/sll_of_sll_nondet_append-2.i [2019-11-27 09:50:44,341 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76189ebf7/c0e449f9cab44f56973740004d231327/FLAGccc391cb5 [2019-11-27 09:50:44,382 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76189ebf7/c0e449f9cab44f56973740004d231327 [2019-11-27 09:50:44,395 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:50:44,397 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:50:44,401 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:44,402 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:50:44,411 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:50:44,412 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:44" (1/1) ... [2019-11-27 09:50:44,419 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5043e285 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:44, skipping insertion in model container [2019-11-27 09:50:44,419 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:44" (1/1) ... [2019-11-27 09:50:44,441 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:50:44,544 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:50:45,437 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:45,459 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:50:45,627 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:45,754 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:50:45,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:45 WrapperNode [2019-11-27 09:50:45,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:45,762 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:45,762 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:50:45,763 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:50:45,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:45" (1/1) ... [2019-11-27 09:50:45,843 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:45" (1/1) ... [2019-11-27 09:50:45,906 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:45,907 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:50:45,907 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:50:45,907 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:50:45,918 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:45" (1/1) ... [2019-11-27 09:50:45,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:45" (1/1) ... [2019-11-27 09:50:45,946 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:45" (1/1) ... [2019-11-27 09:50:45,946 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:45" (1/1) ... [2019-11-27 09:50:45,991 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:45" (1/1) ... [2019-11-27 09:50:46,015 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:45" (1/1) ... [2019-11-27 09:50:46,021 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:45" (1/1) ... [2019-11-27 09:50:46,032 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:50:46,040 INFO L168 Benchmark]: Toolchain (without parser) took 1639.98 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 966.7 MB in the end (delta: -5.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:46,042 INFO L168 Benchmark]: CDTParser took 0.36 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 09:50:46,043 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1356.13 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 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:46,048 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.64 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:46,049 INFO L168 Benchmark]: Boogie Preprocessor took 125.14 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:46,070 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 1356.13 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 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 144.64 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 125.14 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 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...