./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/forester-heap/sll-sorted-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/forester-heap/sll-sorted-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 99d097e6b21be52c6854894f18fb31763de62ba4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/forester-heap/sll-sorted-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 99d097e6b21be52c6854894f18fb31763de62ba4 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:11:37,867 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:37,871 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:37,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:37,910 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:37,912 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:37,918 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:37,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:37,939 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:37,947 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:37,950 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:37,955 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:37,957 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:37,961 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:37,965 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:37,972 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:37,973 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:37,976 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:37,983 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:37,992 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:37,999 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:38,005 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:38,010 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:38,012 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:38,020 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:38,023 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:38,024 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:38,026 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:38,027 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:38,029 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:38,030 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:38,031 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:38,036 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:38,037 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:38,038 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:38,040 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:38,043 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:38,044 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:38,044 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:38,049 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:38,053 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:38,054 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:11:38,096 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:38,096 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:38,102 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:38,103 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:38,103 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:38,104 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:38,104 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:38,104 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:11:38,106 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:38,106 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:38,107 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:38,109 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:38,109 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:38,110 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:38,110 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:38,112 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:38,112 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:38,113 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:38,113 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:38,113 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:38,115 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:38,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:38,116 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:38,117 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:38,117 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:38,119 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:11:38,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:11:38,119 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:38,120 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 -> 99d097e6b21be52c6854894f18fb31763de62ba4 [2019-11-27 16:11:38,732 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:38,762 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:38,772 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:38,778 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:38,779 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:38,780 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-sorted-2.i [2019-11-27 16:11:38,941 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63ea526a6/b74ceb88efef48d18e7f4416c003e450/FLAG82bbdb5b5 [2019-11-27 16:11:40,166 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:40,167 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-sorted-2.i [2019-11-27 16:11:40,205 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63ea526a6/b74ceb88efef48d18e7f4416c003e450/FLAG82bbdb5b5 [2019-11-27 16:11:40,236 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/63ea526a6/b74ceb88efef48d18e7f4416c003e450 [2019-11-27 16:11:40,241 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:40,243 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:40,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:40,254 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:40,264 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:40,266 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:40" (1/1) ... [2019-11-27 16:11:40,270 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59933dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:40, skipping insertion in model container [2019-11-27 16:11:40,271 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:40" (1/1) ... [2019-11-27 16:11:40,281 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:40,400 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:41,353 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:41,390 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:41,544 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:41,658 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:41,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41 WrapperNode [2019-11-27 16:11:41,660 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:41,661 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:41,663 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:41,663 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:41,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41" (1/1) ... [2019-11-27 16:11:41,720 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41" (1/1) ... [2019-11-27 16:11:41,780 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:41,789 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:41,789 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:41,790 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:41,801 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41" (1/1) ... [2019-11-27 16:11:41,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41" (1/1) ... [2019-11-27 16:11:41,824 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41" (1/1) ... [2019-11-27 16:11:41,825 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41" (1/1) ... [2019-11-27 16:11:41,852 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41" (1/1) ... [2019-11-27 16:11:41,878 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41" (1/1) ... [2019-11-27 16:11:41,885 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:41" (1/1) ... [2019-11-27 16:11:41,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:41,918 INFO L168 Benchmark]: Toolchain (without parser) took 1655.39 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 972.8 MB in the end (delta: -5.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:41,919 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:41,924 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1407.65 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 978.5 MB in the end (delta: -11.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:41,926 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.53 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:41,930 INFO L168 Benchmark]: Boogie Preprocessor took 106.69 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:41,940 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 1407.65 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 978.5 MB in the end (delta: -11.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 127.53 ms. Allocated memory is still 1.0 GB. Free memory is still 978.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 106.69 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 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 0.1.24-509859d [2019-11-27 16:11:45,990 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:11:45,998 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:11:46,034 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:11:46,037 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:11:46,042 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:11:46,045 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:11:46,047 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:11:46,070 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:11:46,074 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:11:46,079 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:11:46,080 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:11:46,084 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:11:46,088 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:11:46,093 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:11:46,098 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:11:46,101 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:11:46,105 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:11:46,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:11:46,122 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:11:46,128 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:11:46,133 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:11:46,137 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:11:46,141 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:11:46,148 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:11:46,150 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:11:46,150 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:11:46,154 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:11:46,157 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:11:46,158 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:11:46,159 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:11:46,160 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:11:46,163 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:11:46,165 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:11:46,171 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:11:46,172 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:11:46,173 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:11:46,175 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:11:46,175 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:11:46,179 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:11:46,182 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:11:46,186 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:11:46,229 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:11:46,229 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:11:46,235 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:11:46,236 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:11:46,239 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:11:46,239 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:11:46,240 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:11:46,240 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:11:46,240 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:11:46,241 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:11:46,242 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:11:46,246 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:11:46,246 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:11:46,247 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:11:46,248 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:11:46,248 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:11:46,248 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:11:46,249 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:11:46,249 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:11:46,249 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:11:46,251 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:11:46,251 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:11:46,252 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:11:46,254 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:11:46,254 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:11:46,255 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:11:46,255 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:11:46,255 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:11:46,255 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:11:46,257 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:11:46,258 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 -> 99d097e6b21be52c6854894f18fb31763de62ba4 [2019-11-27 16:11:46,958 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:11:46,986 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:11:46,995 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:11:46,998 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:11:47,001 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:11:47,003 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-sorted-2.i [2019-11-27 16:11:47,160 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c94e141cd/26eb8966790244db8529cc9b673b0c43/FLAG265e880fc [2019-11-27 16:11:48,342 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:11:48,343 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-sorted-2.i [2019-11-27 16:11:48,381 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c94e141cd/26eb8966790244db8529cc9b673b0c43/FLAG265e880fc [2019-11-27 16:11:48,419 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c94e141cd/26eb8966790244db8529cc9b673b0c43 [2019-11-27 16:11:48,430 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:11:48,434 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:11:48,438 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:48,439 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:11:48,447 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:11:48,450 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:48" (1/1) ... [2019-11-27 16:11:48,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77c3aba3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:48, skipping insertion in model container [2019-11-27 16:11:48,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:11:48" (1/1) ... [2019-11-27 16:11:48,480 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:11:48,586 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:11:49,529 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:49,569 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:11:49,742 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:11:49,871 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:11:49,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:49 WrapperNode [2019-11-27 16:11:49,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:11:49,875 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:49,878 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:11:49,878 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:11:49,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:49" (1/1) ... [2019-11-27 16:11:49,965 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:49" (1/1) ... [2019-11-27 16:11:50,015 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:11:50,016 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:11:50,016 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:11:50,016 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:11:50,027 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:49" (1/1) ... [2019-11-27 16:11:50,028 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:49" (1/1) ... [2019-11-27 16:11:50,049 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:49" (1/1) ... [2019-11-27 16:11:50,051 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:49" (1/1) ... [2019-11-27 16:11:50,093 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:49" (1/1) ... [2019-11-27 16:11:50,120 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:49" (1/1) ... [2019-11-27 16:11:50,127 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:11:49" (1/1) ... [2019-11-27 16:11:50,137 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:11:50,150 INFO L168 Benchmark]: Toolchain (without parser) took 1708.15 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 972.7 MB in the end (delta: -5.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:50,154 INFO L168 Benchmark]: CDTParser took 3.16 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:50,156 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1435.96 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 978.4 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:50,159 INFO L168 Benchmark]: Boogie Procedure Inliner took 140.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:11:50,160 INFO L168 Benchmark]: Boogie Preprocessor took 122.78 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:11:50,183 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.16 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 1435.96 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 978.4 MB in the end (delta: -11.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 140.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 122.78 ms. Allocated memory is still 1.0 GB. Free memory was 978.4 MB in the beginning and 972.7 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...