./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/heap-manipulation/sll_to_dll_rev-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/heap-manipulation/sll_to_dll_rev-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 65263b67fd81174d35f819c28bc33cb1f3e6621f ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/heap-manipulation/sll_to_dll_rev-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 65263b67fd81174d35f819c28bc33cb1f3e6621f ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:07:09,960 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:07:09,966 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:07:09,997 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:07:09,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:07:10,001 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:07:10,008 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:07:10,019 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:07:10,029 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:07:10,033 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:07:10,037 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:07:10,039 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:07:10,044 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:07:10,046 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:07:10,048 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:07:10,051 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:07:10,054 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:07:10,056 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:07:10,063 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:07:10,067 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:07:10,074 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:07:10,082 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:07:10,085 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:07:10,088 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:07:10,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:07:10,097 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:07:10,098 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:07:10,101 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:07:10,102 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:07:10,105 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:07:10,105 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:07:10,106 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:07:10,108 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:07:10,112 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:07:10,114 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:07:10,116 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:07:10,117 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:07:10,119 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:07:10,119 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:07:10,120 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:07:10,123 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:07:10,124 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:07:10,180 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:07:10,183 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:07:10,184 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:07:10,189 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:07:10,189 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:07:10,190 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:07:10,190 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:07:10,192 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:07:10,192 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:07:10,192 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:07:10,193 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:07:10,193 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:07:10,193 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:07:10,194 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:07:10,195 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:07:10,197 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:07:10,197 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:07:10,197 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:07:10,198 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:07:10,198 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:07:10,200 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:07:10,200 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:07:10,200 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:07:10,201 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:07:10,201 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:07:10,203 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:07:10,203 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:07:10,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:07:10,204 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:07:10,205 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 -> 65263b67fd81174d35f819c28bc33cb1f3e6621f [2019-11-24 21:07:10,763 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:07:10,794 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:07:10,800 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:07:10,804 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:07:10,807 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:07:10,809 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/heap-manipulation/sll_to_dll_rev-1.i [2019-11-24 21:07:10,977 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45f079c42/7691f3a88f5242849faa00391eb678a2/FLAG6b1139ca6 [2019-11-24 21:07:12,212 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:07:12,213 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/heap-manipulation/sll_to_dll_rev-1.i [2019-11-24 21:07:12,249 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45f079c42/7691f3a88f5242849faa00391eb678a2/FLAG6b1139ca6 [2019-11-24 21:07:12,289 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45f079c42/7691f3a88f5242849faa00391eb678a2 [2019-11-24 21:07:12,297 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:07:12,302 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:07:12,307 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:12,309 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:07:12,317 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:07:12,322 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:12" (1/1) ... [2019-11-24 21:07:12,328 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 24.11 09:07:12, skipping insertion in model container [2019-11-24 21:07:12,329 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:12" (1/1) ... [2019-11-24 21:07:12,348 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:07:12,451 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:07:13,314 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:13,338 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:07:13,499 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:13,629 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:07:13,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:13 WrapperNode [2019-11-24 21:07:13,633 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:13,634 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:13,637 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:07:13,637 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:07:13,653 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:13" (1/1) ... [2019-11-24 21:07:13,709 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:13" (1/1) ... [2019-11-24 21:07:13,822 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:13,823 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:07:13,825 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:07:13,825 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:07:13,838 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:13" (1/1) ... [2019-11-24 21:07:13,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:13" (1/1) ... [2019-11-24 21:07:13,858 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:13" (1/1) ... [2019-11-24 21:07:13,859 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:13" (1/1) ... [2019-11-24 21:07:13,894 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:13" (1/1) ... [2019-11-24 21:07:13,940 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:13" (1/1) ... [2019-11-24 21:07:13,950 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:13" (1/1) ... [2019-11-24 21:07:13,963 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:07:13,969 INFO L168 Benchmark]: Toolchain (without parser) took 1664.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.8 MB in the end (delta: -5.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:13,987 INFO L168 Benchmark]: CDTParser took 2.12 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. [2019-11-24 21:07:13,988 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1326.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:13,990 INFO L168 Benchmark]: Boogie Procedure Inliner took 188.51 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. [2019-11-24 21:07:13,991 INFO L168 Benchmark]: Boogie Preprocessor took 140.45 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. [2019-11-24 21:07:14,004 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.12 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 1326.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 188.51 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 140.45 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:07:17,998 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:07:18,005 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:07:18,043 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:07:18,045 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:07:18,047 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:07:18,053 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:07:18,068 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:07:18,075 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:07:18,080 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:07:18,083 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:07:18,088 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:07:18,090 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:07:18,096 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:07:18,097 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:07:18,100 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:07:18,105 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:07:18,107 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:07:18,110 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:07:18,117 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:07:18,126 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:07:18,134 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:07:18,136 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:07:18,141 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:07:18,149 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:07:18,150 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:07:18,150 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:07:18,156 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:07:18,157 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:07:18,161 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:07:18,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:07:18,163 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:07:18,165 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:07:18,169 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:07:18,171 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:07:18,173 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:07:18,177 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:07:18,177 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:07:18,178 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:07:18,179 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:07:18,183 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:07:18,184 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:07:18,240 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:07:18,245 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:07:18,246 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:07:18,249 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:07:18,249 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:07:18,250 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:07:18,252 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:07:18,254 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:07:18,254 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:07:18,254 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:07:18,255 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:07:18,257 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:07:18,259 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:07:18,259 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:07:18,259 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:07:18,260 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:07:18,260 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:07:18,261 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:07:18,262 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:07:18,264 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:07:18,264 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:07:18,264 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:07:18,265 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:07:18,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:07:18,269 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:07:18,269 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:07:18,270 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:07:18,270 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:07:18,271 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:07:18,271 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:07:18,273 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:07:18,273 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 -> 65263b67fd81174d35f819c28bc33cb1f3e6621f [2019-11-24 21:07:18,810 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:07:18,852 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:07:18,860 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:07:18,865 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:07:18,867 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:07:18,868 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/heap-manipulation/sll_to_dll_rev-1.i [2019-11-24 21:07:19,028 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b696d534/4722fa455c92451bbc9f072093d2856b/FLAG2448515c7 [2019-11-24 21:07:20,288 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:07:20,289 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/heap-manipulation/sll_to_dll_rev-1.i [2019-11-24 21:07:20,330 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b696d534/4722fa455c92451bbc9f072093d2856b/FLAG2448515c7 [2019-11-24 21:07:20,369 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b696d534/4722fa455c92451bbc9f072093d2856b [2019-11-24 21:07:20,380 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:07:20,384 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:07:20,390 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:20,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:07:20,401 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:07:20,402 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:20" (1/1) ... [2019-11-24 21:07:20,409 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f1636fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:20, skipping insertion in model container [2019-11-24 21:07:20,412 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:20" (1/1) ... [2019-11-24 21:07:20,430 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:07:20,540 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:07:21,390 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:21,420 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:07:21,588 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:21,719 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:07:21,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:21 WrapperNode [2019-11-24 21:07:21,722 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:21,723 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:21,725 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:07:21,727 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:07:21,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:21" (1/1) ... [2019-11-24 21:07:21,814 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:21" (1/1) ... [2019-11-24 21:07:21,916 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:21,917 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:07:21,920 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:07:21,920 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:07:21,948 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:21" (1/1) ... [2019-11-24 21:07:21,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:21" (1/1) ... [2019-11-24 21:07:21,968 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:21" (1/1) ... [2019-11-24 21:07:21,978 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:21" (1/1) ... [2019-11-24 21:07:22,023 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:21" (1/1) ... [2019-11-24 21:07:22,069 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:21" (1/1) ... [2019-11-24 21:07:22,084 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:21" (1/1) ... [2019-11-24 21:07:22,101 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:07:22,107 INFO L168 Benchmark]: Toolchain (without parser) took 1719.33 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 961.0 MB in the end (delta: 675.6 kB). Peak memory consumption was 741.2 kB. Max. memory is 12.5 GB. [2019-11-24 21:07:22,115 INFO L168 Benchmark]: CDTParser took 1.36 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:22,116 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1332.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:22,118 INFO L168 Benchmark]: Boogie Procedure Inliner took 192.93 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:22,122 INFO L168 Benchmark]: Boogie Preprocessor took 184.35 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:22,140 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.36 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1332.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 192.93 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 184.35 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 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...