./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/rule60_list.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/ldv-regression/rule60_list.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 99300654c640d2c4f7b9514479be090401414cf7 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/ldv-regression/rule60_list.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 99300654c640d2c4f7b9514479be090401414cf7 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:07:33,195 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:07:33,197 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:07:33,227 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:07:33,228 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:07:33,235 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:07:33,241 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:07:33,259 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:07:33,261 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:07:33,269 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:07:33,274 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:07:33,276 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:07:33,277 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:07:33,284 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:07:33,288 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:07:33,291 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:07:33,296 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:07:33,298 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:07:33,302 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:07:33,312 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:07:33,319 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:07:33,326 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:07:33,329 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:07:33,333 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:07:33,341 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:07:33,341 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:07:33,342 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:07:33,344 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:07:33,346 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:07:33,347 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:07:33,349 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:07:33,354 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:07:33,355 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:07:33,358 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:07:33,362 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:07:33,363 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:07:33,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:07:33,364 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:07:33,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:07:33,369 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:07:33,373 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:07:33,374 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:07:33,413 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:07:33,415 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:07:33,422 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:07:33,423 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:07:33,423 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:07:33,423 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:07:33,424 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:07:33,424 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:07:33,424 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:07:33,425 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:07:33,426 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:07:33,427 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:07:33,427 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:07:33,429 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:07:33,429 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:07:33,430 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:07:33,430 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:07:33,431 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:07:33,431 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:07:33,434 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:07:33,434 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:07:33,435 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:07:33,435 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:07:33,435 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:07:33,436 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:07:33,436 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:07:33,436 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:07:33,437 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:07:33,439 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:07:33,439 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 -> 99300654c640d2c4f7b9514479be090401414cf7 [2019-11-24 21:07:34,047 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:07:34,080 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:07:34,084 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:07:34,091 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:07:34,092 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:07:34,093 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/rule60_list.i [2019-11-24 21:07:34,252 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a46d3f14a/7b5f5f1defd24f05a3c0db2bf5a8438e/FLAG615f1d303 [2019-11-24 21:07:35,514 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:07:35,517 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/rule60_list.i [2019-11-24 21:07:35,556 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a46d3f14a/7b5f5f1defd24f05a3c0db2bf5a8438e/FLAG615f1d303 [2019-11-24 21:07:35,594 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a46d3f14a/7b5f5f1defd24f05a3c0db2bf5a8438e [2019-11-24 21:07:35,606 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:07:35,612 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:07:35,614 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:35,614 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:07:35,624 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:07:35,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:35" (1/1) ... [2019-11-24 21:07:35,634 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ab6e674 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:35, skipping insertion in model container [2019-11-24 21:07:35,635 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:35" (1/1) ... [2019-11-24 21:07:35,655 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:07:35,761 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:07:36,642 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:36,676 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:07:36,794 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:36,955 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:07:36,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:36 WrapperNode [2019-11-24 21:07:36,957 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:36,958 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:36,958 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:07:36,959 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:07:36,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:36" (1/1) ... [2019-11-24 21:07:37,022 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:36" (1/1) ... [2019-11-24 21:07:37,089 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:37,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:07:37,090 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:07:37,090 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:07:37,100 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:36" (1/1) ... [2019-11-24 21:07:37,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:36" (1/1) ... [2019-11-24 21:07:37,118 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:36" (1/1) ... [2019-11-24 21:07:37,119 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:36" (1/1) ... [2019-11-24 21:07:37,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:36" (1/1) ... [2019-11-24 21:07:37,141 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:36" (1/1) ... [2019-11-24 21:07:37,144 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:36" (1/1) ... [2019-11-24 21:07:37,151 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:07:37,174 INFO L168 Benchmark]: Toolchain (without parser) took 1547.18 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 967.0 MB in the end (delta: 460.6 kB). Peak memory consumption was 526.1 kB. Max. memory is 12.5 GB. [2019-11-24 21:07:37,177 INFO L168 Benchmark]: CDTParser took 1.09 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. [2019-11-24 21:07:37,179 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1343.73 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). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:37,183 INFO L168 Benchmark]: Boogie Procedure Inliner took 131.04 ms. Allocated memory is still 1.0 GB. Free memory is still 972.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:37,185 INFO L168 Benchmark]: Boogie Preprocessor took 63.30 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:37,194 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.09 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 1343.73 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). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 131.04 ms. Allocated memory is still 1.0 GB. Free memory is still 972.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 63.30 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 967.0 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:07:40,958 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:07:40,965 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:07:41,006 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:07:41,008 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:07:41,010 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:07:41,015 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:07:41,032 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:07:41,035 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:07:41,043 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:07:41,045 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:07:41,050 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:07:41,051 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:07:41,055 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:07:41,061 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:07:41,064 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:07:41,068 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:07:41,072 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:07:41,078 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:07:41,088 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:07:41,095 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:07:41,102 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:07:41,104 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:07:41,110 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:07:41,114 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:07:41,118 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:07:41,118 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:07:41,123 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:07:41,125 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:07:41,126 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:07:41,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:07:41,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:07:41,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:07:41,134 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:07:41,137 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:07:41,139 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:07:41,140 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:07:41,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:07:41,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:07:41,143 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:07:41,146 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:07:41,150 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:07:41,186 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:07:41,188 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:07:41,193 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:07:41,194 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:07:41,194 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:07:41,195 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:07:41,197 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:07:41,197 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:07:41,197 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:07:41,198 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:07:41,199 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:07:41,199 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:07:41,200 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:07:41,201 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:07:41,201 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:07:41,204 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:07:41,204 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:07:41,204 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:07:41,205 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:07:41,205 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:07:41,205 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:07:41,206 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:07:41,206 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:07:41,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:07:41,207 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:07:41,210 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:07:41,210 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:07:41,211 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:07:41,211 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:07:41,211 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:07:41,213 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:07:41,213 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 -> 99300654c640d2c4f7b9514479be090401414cf7 [2019-11-24 21:07:41,825 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:07:41,852 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:07:41,860 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:07:41,867 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:07:41,869 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:07:41,871 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/rule60_list.i [2019-11-24 21:07:42,028 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8579418ee/2a428f89cfd94f98bee940a8c8949c24/FLAG6ad2f9be1 [2019-11-24 21:07:43,235 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:07:43,237 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/rule60_list.i [2019-11-24 21:07:43,279 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8579418ee/2a428f89cfd94f98bee940a8c8949c24/FLAG6ad2f9be1 [2019-11-24 21:07:43,314 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8579418ee/2a428f89cfd94f98bee940a8c8949c24 [2019-11-24 21:07:43,319 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:07:43,321 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:07:43,334 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:43,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:07:43,343 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:07:43,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:43" (1/1) ... [2019-11-24 21:07:43,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ab6e674 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:43, skipping insertion in model container [2019-11-24 21:07:43,356 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:07:43" (1/1) ... [2019-11-24 21:07:43,373 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:07:43,476 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:07:44,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:44,354 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:07:44,474 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:07:44,640 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:07:44,642 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:44 WrapperNode [2019-11-24 21:07:44,643 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:07:44,646 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:44,646 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:07:44,648 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:07:44,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:44" (1/1) ... [2019-11-24 21:07:44,726 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:44" (1/1) ... [2019-11-24 21:07:44,787 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:07:44,790 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:07:44,790 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:07:44,791 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:07:44,814 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:44" (1/1) ... [2019-11-24 21:07:44,814 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:44" (1/1) ... [2019-11-24 21:07:44,831 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:44" (1/1) ... [2019-11-24 21:07:44,832 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:44" (1/1) ... [2019-11-24 21:07:44,859 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:44" (1/1) ... [2019-11-24 21:07:44,865 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:44" (1/1) ... [2019-11-24 21:07:44,874 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:07:44" (1/1) ... [2019-11-24 21:07:44,886 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:07:44,901 INFO L168 Benchmark]: Toolchain (without parser) took 1573.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.9 MB in the end (delta: 470.6 kB). Peak memory consumption was 536.1 kB. Max. memory is 12.5 GB. [2019-11-24 21:07:44,903 INFO L168 Benchmark]: CDTParser took 0.50 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. [2019-11-24 21:07:44,904 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1309.49 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). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:44,909 INFO L168 Benchmark]: Boogie Procedure Inliner took 143.67 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 966.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:07:44,909 INFO L168 Benchmark]: Boogie Preprocessor took 101.72 ms. Allocated memory is still 1.0 GB. Free memory is still 966.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:07:44,919 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 1309.49 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). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 143.67 ms. Allocated memory is still 1.0 GB. Free memory was 972.7 MB in the beginning and 966.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 101.72 ms. Allocated memory is still 1.0 GB. Free memory is still 966.9 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...