./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-1.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_circular_traversal-1.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 15c2a0dbf98e8d278e41c47d311b6d4dc752a8f7 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_circular_traversal-1.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 15c2a0dbf98e8d278e41c47d311b6d4dc752a8f7 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:50:31,683 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:50:31,691 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:50:31,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:50:31,729 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:50:31,731 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:50:31,739 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:50:31,749 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:50:31,759 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:50:31,764 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:50:31,767 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:50:31,771 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:50:31,774 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:50:31,779 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:50:31,781 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:50:31,783 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:50:31,787 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:50:31,790 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:50:31,796 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:50:31,803 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:50:31,811 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:50:31,819 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:50:31,821 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:50:31,825 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:50:31,832 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:50:31,833 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:50:31,836 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:50:31,838 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:50:31,839 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:50:31,840 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:50:31,843 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:50:31,844 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:50:31,846 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:50:31,848 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:50:31,851 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:50:31,852 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:50:31,855 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:50:31,855 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:50:31,855 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:50:31,858 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:50:31,862 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:50:31,863 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:50:31,919 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:50:31,919 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:50:31,922 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:50:31,928 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:50:31,928 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:50:31,929 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:50:31,929 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:50:31,929 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:50:31,930 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:50:31,930 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:50:31,932 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:50:31,932 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:50:31,932 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:50:31,934 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:50:31,934 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:50:31,934 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:50:31,935 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:50:31,936 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:50:31,936 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:50:31,939 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:50:31,939 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:50:31,939 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:50:31,940 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:50:31,940 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:50:31,941 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:50:31,941 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:50:31,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:50:31,941 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:50:31,944 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 -> 15c2a0dbf98e8d278e41c47d311b6d4dc752a8f7 [2019-11-27 09:50:32,500 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:50:32,532 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:50:32,536 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:50:32,547 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:50:32,548 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:50:32,551 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-1.i [2019-11-27 09:50:32,714 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fd00d624/75e61209455248a08171e41b97010c55/FLAGed9f8ecd6 [2019-11-27 09:50:33,976 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:50:33,977 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-1.i [2019-11-27 09:50:34,014 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fd00d624/75e61209455248a08171e41b97010c55/FLAGed9f8ecd6 [2019-11-27 09:50:34,051 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fd00d624/75e61209455248a08171e41b97010c55 [2019-11-27 09:50:34,057 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:50:34,063 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:50:34,069 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:34,070 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:50:34,080 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:50:34,081 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:34" (1/1) ... [2019-11-27 09:50:34,090 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31ddd501 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:34, skipping insertion in model container [2019-11-27 09:50:34,091 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:34" (1/1) ... [2019-11-27 09:50:34,112 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:50:34,215 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:50:35,129 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:35,159 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:50:35,296 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:35,441 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:50:35,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:35 WrapperNode [2019-11-27 09:50:35,444 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:35,445 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:35,446 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:50:35,446 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:50:35,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:35" (1/1) ... [2019-11-27 09:50:35,517 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:35" (1/1) ... [2019-11-27 09:50:35,579 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:35,582 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:50:35,582 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:50:35,582 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:50:35,594 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:35" (1/1) ... [2019-11-27 09:50:35,594 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:35" (1/1) ... [2019-11-27 09:50:35,603 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:35" (1/1) ... [2019-11-27 09:50:35,604 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:35" (1/1) ... [2019-11-27 09:50:35,634 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:35" (1/1) ... [2019-11-27 09:50:35,645 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:35" (1/1) ... [2019-11-27 09:50:35,649 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:35" (1/1) ... [2019-11-27 09:50:35,658 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:50:35,664 INFO L168 Benchmark]: Toolchain (without parser) took 1597.62 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 978.3 MB in the end (delta: -16.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:35,665 INFO L168 Benchmark]: CDTParser took 2.93 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 09:50:35,677 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1375.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:35,678 INFO L168 Benchmark]: Boogie Procedure Inliner took 136.65 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:35,679 INFO L168 Benchmark]: Boogie Preprocessor took 76.79 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:35,686 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.93 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 1375.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 136.65 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 76.79 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 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 09:50:39,453 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:50:39,457 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:50:39,502 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:50:39,505 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:50:39,507 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:50:39,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:50:39,529 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:50:39,532 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:50:39,537 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:50:39,540 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:50:39,547 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:50:39,547 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:50:39,555 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:50:39,556 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:50:39,559 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:50:39,563 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:50:39,566 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:50:39,573 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:50:39,581 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:50:39,587 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:50:39,594 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:50:39,599 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:50:39,601 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:50:39,610 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:50:39,610 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:50:39,611 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:50:39,613 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:50:39,614 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:50:39,617 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:50:39,617 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:50:39,618 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:50:39,621 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:50:39,623 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:50:39,627 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:50:39,628 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:50:39,629 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:50:39,632 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:50:39,632 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:50:39,635 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:50:39,640 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:50:39,641 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:50:39,693 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:50:39,694 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:50:39,700 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:50:39,701 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:50:39,701 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:50:39,702 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:50:39,702 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:50:39,702 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:50:39,704 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:50:39,704 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:50:39,705 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:50:39,706 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:50:39,707 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:50:39,707 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:50:39,709 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:50:39,709 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:50:39,709 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:50:39,710 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:50:39,710 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:50:39,712 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:50:39,712 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:50:39,712 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:50:39,713 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:50:39,713 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:50:39,714 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:50:39,716 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:50:39,716 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:50:39,716 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:50:39,717 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:50:39,717 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:50:39,718 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 -> 15c2a0dbf98e8d278e41c47d311b6d4dc752a8f7 [2019-11-27 09:50:40,293 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:50:40,324 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:50:40,330 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:50:40,335 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:50:40,338 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:50:40,340 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-1.i [2019-11-27 09:50:40,493 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/673294137/32ce31c0341b40d5980f2eed4fb6582d/FLAG43b743618 [2019-11-27 09:50:41,695 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:50:41,698 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext3-properties/sll_circular_traversal-1.i [2019-11-27 09:50:41,737 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/673294137/32ce31c0341b40d5980f2eed4fb6582d/FLAG43b743618 [2019-11-27 09:50:42,187 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/673294137/32ce31c0341b40d5980f2eed4fb6582d [2019-11-27 09:50:42,197 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:50:42,201 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:50:42,207 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:42,207 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:50:42,213 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:50:42,222 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:42" (1/1) ... [2019-11-27 09:50:42,226 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@de57550 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:42, skipping insertion in model container [2019-11-27 09:50:42,227 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:50:42" (1/1) ... [2019-11-27 09:50:42,248 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:50:42,358 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:50:43,246 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:43,281 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:50:43,428 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:50:43,549 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:50:43,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:43 WrapperNode [2019-11-27 09:50:43,553 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:50:43,555 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:43,555 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:50:43,556 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:50:43,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:43" (1/1) ... [2019-11-27 09:50:43,639 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:43" (1/1) ... [2019-11-27 09:50:43,721 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:50:43,722 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:50:43,722 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:50:43,722 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:50:43,742 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:43" (1/1) ... [2019-11-27 09:50:43,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:43" (1/1) ... [2019-11-27 09:50:43,758 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:43" (1/1) ... [2019-11-27 09:50:43,759 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:43" (1/1) ... [2019-11-27 09:50:43,796 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:43" (1/1) ... [2019-11-27 09:50:43,806 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:43" (1/1) ... [2019-11-27 09:50:43,821 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:50:43" (1/1) ... [2019-11-27 09:50:43,841 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:50:43,847 INFO L168 Benchmark]: Toolchain (without parser) took 1643.17 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 973.9 MB in the end (delta: -7.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:43,849 INFO L168 Benchmark]: CDTParser took 0.39 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 09:50:43,853 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1346.25 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 979.7 MB in the end (delta: -13.7 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:43,854 INFO L168 Benchmark]: Boogie Procedure Inliner took 166.34 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:50:43,862 INFO L168 Benchmark]: Boogie Preprocessor took 119.56 ms. Allocated memory is still 1.0 GB. Free memory was 979.7 MB in the beginning and 973.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:50:43,875 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1346.25 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 979.7 MB in the end (delta: -13.7 MB). Peak memory consumption was 26.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 166.34 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 119.56 ms. Allocated memory is still 1.0 GB. Free memory was 979.7 MB in the beginning and 973.9 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...