./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/list-simple/sll2c_update_all.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/sll2c_update_all.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 abd6dbc145d5f477746656086724ee83e0738836 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/list-simple/sll2c_update_all.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 abd6dbc145d5f477746656086724ee83e0738836 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:50:17,590 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:50:17,598 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:50:17,634 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:50:17,635 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:50:17,637 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:50:17,641 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:50:17,658 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:50:17,662 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:50:17,667 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:50:17,670 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:50:17,674 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:50:17,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:50:17,682 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:50:17,687 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:50:17,691 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:50:17,695 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:50:17,701 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:50:17,704 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:50:17,713 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:50:17,720 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:50:17,725 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:50:17,730 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:50:17,732 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:50:17,741 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:50:17,742 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:50:17,742 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:50:17,746 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:50:17,747 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:50:17,750 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:50:17,750 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:50:17,751 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:50:17,753 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:50:17,755 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:50:17,761 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:50:17,762 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:50:17,763 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:50:17,764 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:50:17,765 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:50:17,769 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:50:17,771 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:50:17,773 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:50:17,811 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:50:17,813 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:50:17,818 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:50:17,819 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:50:17,822 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:50:17,822 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:50:17,823 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:50:17,823 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:50:17,823 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:50:17,823 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:50:17,825 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:50:17,826 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:50:17,826 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:50:17,826 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:50:17,829 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:50:17,829 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:50:17,830 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:50:17,830 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:50:17,830 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:50:17,830 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:50:17,831 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:50:17,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:50:17,834 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:50:17,835 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:50:17,835 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:50:17,835 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:50:17,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:50:17,836 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:50:17,836 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 -> abd6dbc145d5f477746656086724ee83e0738836 [2019-11-27 09:50:18,359 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:50:18,392 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:50:18,398 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:50:18,400 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:50:18,403 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:50:18,404 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/sll2c_update_all.i [2019-11-27 09:50:18,567 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4274fe604/ad8e43ac88614a588c7eac608fd02991/FLAG4ab84cb6e [2019-11-27 09:50:19,749 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:50:19,755 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/sll2c_update_all.i [2019-11-27 09:50:19,789 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4274fe604/ad8e43ac88614a588c7eac608fd02991/FLAG4ab84cb6e [2019-11-27 09:50:19,826 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4274fe604/ad8e43ac88614a588c7eac608fd02991 [2019-11-27 09:50:19,837 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:50:19,839 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:50:19,841 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:19,844 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:50:19,852 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:50:19,853 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:19" (1/1) ... [2019-11-27 09:50:19,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@323140ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:19, skipping insertion in model container [2019-11-27 09:50:19,862 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:19" (1/1) ... [2019-11-27 09:50:19,882 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:50:19,979 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:50:20,819 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:20,851 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:50:20,987 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:21,109 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:50:21,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:21 WrapperNode [2019-11-27 09:50:21,117 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:21,119 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:21,119 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:50:21,119 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:50:21,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:21" (1/1) ... [2019-11-27 09:50:21,199 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:21" (1/1) ... [2019-11-27 09:50:21,281 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:21,283 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:50:21,284 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:50:21,284 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:50:21,295 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:21" (1/1) ... [2019-11-27 09:50:21,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:21" (1/1) ... [2019-11-27 09:50:21,317 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:21" (1/1) ... [2019-11-27 09:50:21,318 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:21" (1/1) ... [2019-11-27 09:50:21,343 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:21" (1/1) ... [2019-11-27 09:50:21,363 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:21" (1/1) ... [2019-11-27 09:50:21,372 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:21" (1/1) ... [2019-11-27 09:50:21,380 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:50:21,397 INFO L168 Benchmark]: Toolchain (without parser) took 1543.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 966.8 MB in the end (delta: -6.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:21,398 INFO L168 Benchmark]: CDTParser took 1.26 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 09:50:21,408 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1277.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 972.5 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:21,410 INFO L168 Benchmark]: Boogie Procedure Inliner took 164.20 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:21,416 INFO L168 Benchmark]: Boogie Preprocessor took 96.93 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 09:50:21,425 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.26 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 1277.02 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 972.5 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 164.20 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 96.93 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:50:25,236 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:50:25,239 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:50:25,268 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:50:25,269 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:50:25,284 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:50:25,290 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:50:25,304 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:50:25,310 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:50:25,313 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:50:25,325 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:50:25,328 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:50:25,329 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:50:25,332 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:50:25,337 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:50:25,343 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:50:25,345 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:50:25,354 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:50:25,357 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:50:25,368 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:50:25,370 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:50:25,381 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:50:25,383 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:50:25,388 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:50:25,395 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:50:25,401 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:50:25,401 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:50:25,402 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:50:25,404 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:50:25,405 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:50:25,409 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:50:25,410 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:50:25,411 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:50:25,414 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:50:25,417 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:50:25,419 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:50:25,420 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:50:25,422 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:50:25,422 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:50:25,424 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:50:25,429 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:50:25,431 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:50:25,470 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:50:25,471 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:50:25,474 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:50:25,476 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:50:25,476 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:50:25,476 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:50:25,478 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:50:25,478 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:50:25,478 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:50:25,478 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:50:25,482 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:50:25,482 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:50:25,483 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:50:25,483 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:50:25,484 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:50:25,484 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:50:25,484 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:50:25,486 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:50:25,486 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:50:25,486 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:50:25,487 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:50:25,487 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:50:25,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:50:25,489 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:50:25,489 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:50:25,490 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:50:25,490 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:50:25,490 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:50:25,494 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:50:25,494 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:50:25,496 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 -> abd6dbc145d5f477746656086724ee83e0738836 [2019-11-27 09:50:25,989 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:50:26,021 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:50:26,029 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:50:26,034 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:50:26,037 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:50:26,039 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/sll2c_update_all.i [2019-11-27 09:50:26,192 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69baf4559/5efdd5ee66734ea9af7eb28862c96594/FLAG6e044fc91 [2019-11-27 09:50:27,394 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:50:27,395 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-simple/sll2c_update_all.i [2019-11-27 09:50:27,430 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69baf4559/5efdd5ee66734ea9af7eb28862c96594/FLAG6e044fc91 [2019-11-27 09:50:27,449 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69baf4559/5efdd5ee66734ea9af7eb28862c96594 [2019-11-27 09:50:27,454 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:50:27,463 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:50:27,476 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:27,476 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:50:27,483 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:50:27,484 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:27" (1/1) ... [2019-11-27 09:50:27,494 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@323140ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:27, skipping insertion in model container [2019-11-27 09:50:27,495 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:27" (1/1) ... [2019-11-27 09:50:27,513 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:50:27,620 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:50:28,445 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:28,486 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:50:28,628 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:28,758 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:50:28,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:28 WrapperNode [2019-11-27 09:50:28,762 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:28,763 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:28,765 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:50:28,765 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:50:28,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:28" (1/1) ... [2019-11-27 09:50:28,846 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:28" (1/1) ... [2019-11-27 09:50:28,912 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:28,914 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:50:28,917 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:50:28,917 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:50:28,939 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:28" (1/1) ... [2019-11-27 09:50:28,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:28" (1/1) ... [2019-11-27 09:50:28,964 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:28" (1/1) ... [2019-11-27 09:50:28,968 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:28" (1/1) ... [2019-11-27 09:50:29,004 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:28" (1/1) ... [2019-11-27 09:50:29,017 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:28" (1/1) ... [2019-11-27 09:50:29,023 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:28" (1/1) ... [2019-11-27 09:50:29,043 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:50:29,056 INFO L168 Benchmark]: Toolchain (without parser) took 1588.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 966.8 MB in the end (delta: -766.8 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:29,058 INFO L168 Benchmark]: CDTParser took 0.38 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 09:50:29,059 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1287.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 972.5 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:29,060 INFO L168 Benchmark]: Boogie Procedure Inliner took 150.17 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 09:50:29,064 INFO L168 Benchmark]: Boogie Preprocessor took 129.43 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 09:50:29,076 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1287.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 972.5 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 150.17 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 129.43 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...