./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/forester-heap/sll-queue-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 65d6cd23 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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/forester-heap/sll-queue-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7a8c56772773bb41a30a4208cc9fc6fce3f9d2e2 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/forester-heap/sll-queue-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7a8c56772773bb41a30a4208cc9fc6fce3f9d2e2 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:27:17,219 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:27:17,225 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:27:17,262 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:27:17,263 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:27:17,265 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:27:17,270 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:27:17,285 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:27:17,288 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:27:17,295 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:27:17,296 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:27:17,302 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:27:17,304 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:27:17,310 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:27:17,315 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:27:17,317 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:27:17,322 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:27:17,326 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:27:17,331 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:27:17,337 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:27:17,348 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:27:17,353 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:27:17,355 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:27:17,359 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:27:17,368 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:27:17,370 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:27:17,370 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:27:17,374 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:27:17,375 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:27:17,379 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:27:17,379 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:27:17,380 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:27:17,383 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:27:17,385 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:27:17,390 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:27:17,391 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:27:17,392 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:27:17,392 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:27:17,394 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:27:17,395 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:27:17,398 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:27:17,400 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:27:17,442 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:27:17,443 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:27:17,447 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:27:17,447 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:27:17,449 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:27:17,449 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:27:17,449 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:27:17,452 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:27:17,452 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:27:17,452 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:27:17,454 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:27:17,454 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:27:17,455 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:27:17,457 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:27:17,458 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:27:17,458 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:27:17,458 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:27:17,459 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:27:17,459 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:27:17,459 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:27:17,462 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:27:17,462 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:27:17,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:27:17,463 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:27:17,463 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:27:17,463 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:27:17,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:27:17,465 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 7a8c56772773bb41a30a4208cc9fc6fce3f9d2e2 [2019-11-26 00:27:18,102 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:27:18,131 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:27:18,141 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:27:18,143 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:27:18,144 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:27:18,147 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-queue-1.i [2019-11-26 00:27:18,306 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae2352880/fe4abef03d364dd984eee2882020104e/FLAG2b3dedc6c [2019-11-26 00:27:19,505 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:27:19,507 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-1.i [2019-11-26 00:27:19,542 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae2352880/fe4abef03d364dd984eee2882020104e/FLAG2b3dedc6c [2019-11-26 00:27:20,022 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae2352880/fe4abef03d364dd984eee2882020104e [2019-11-26 00:27:20,027 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:27:20,029 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:27:20,039 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:20,039 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:27:20,044 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:27:20,045 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:20" (1/1) ... [2019-11-26 00:27:20,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e00e37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:20, skipping insertion in model container [2019-11-26 00:27:20,052 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:20" (1/1) ... [2019-11-26 00:27:20,069 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:27:20,186 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:27:21,046 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:21,060 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:27:21,161 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:21,237 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:27:21,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:21 WrapperNode [2019-11-26 00:27:21,237 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:21,238 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:27:21,239 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:27:21,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:27:21,252 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:21" (1/1) ... [2019-11-26 00:27:21,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:21" (1/1) ... [2019-11-26 00:27:21,287 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:21" (1/1) ... [2019-11-26 00:27:21,288 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:21" (1/1) ... [2019-11-26 00:27:21,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:21" (1/1) ... [2019-11-26 00:27:21,342 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:21" (1/1) ... [2019-11-26 00:27:21,349 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:21" (1/1) ... [2019-11-26 00:27:21,357 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:27:21,364 INFO L168 Benchmark]: Toolchain (without parser) took 1334.30 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 979.7 MB in the end (delta: -18.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:27:21,371 INFO L168 Benchmark]: CDTParser took 0.80 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. [2019-11-26 00:27:21,378 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1199.26 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 979.7 MB in the end (delta: -18.0 MB). Peak memory consumption was 22.2 MB. Max. memory is 12.5 GB. [2019-11-26 00:27:21,379 INFO L168 Benchmark]: Boogie Preprocessor took 122.25 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. [2019-11-26 00:27:21,385 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80 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 1199.26 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 979.7 MB in the end (delta: -18.0 MB). Peak memory consumption was 22.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 122.25 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:27:25,170 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:27:25,176 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:27:25,210 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:27:25,212 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:27:25,217 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:27:25,219 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:27:25,236 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:27:25,240 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:27:25,245 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:27:25,250 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:27:25,254 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:27:25,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:27:25,261 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:27:25,264 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:27:25,270 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:27:25,271 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:27:25,277 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:27:25,284 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:27:25,289 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:27:25,298 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:27:25,306 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:27:25,308 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:27:25,313 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:27:25,321 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:27:25,322 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:27:25,322 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:27:25,324 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:27:25,325 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:27:25,328 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:27:25,329 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:27:25,332 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:27:25,333 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:27:25,336 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:27:25,340 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:27:25,341 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:27:25,342 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:27:25,343 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:27:25,345 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:27:25,346 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:27:25,349 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:27:25,350 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:27:25,390 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:27:25,394 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:27:25,397 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:27:25,400 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:27:25,400 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:27:25,401 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:27:25,401 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:27:25,401 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:27:25,402 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:27:25,402 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:27:25,406 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:27:25,406 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:27:25,407 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:27:25,407 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:27:25,408 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:27:25,408 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:27:25,408 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:27:25,409 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:27:25,409 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:27:25,409 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:27:25,412 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:27:25,412 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:27:25,413 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:27:25,413 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:27:25,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:27:25,413 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:27:25,414 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:27:25,414 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:27:25,416 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:27:25,416 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:27:25,418 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 7a8c56772773bb41a30a4208cc9fc6fce3f9d2e2 [2019-11-26 00:27:25,967 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:27:26,003 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:27:26,007 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:27:26,012 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:27:26,016 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:27:26,018 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/sll-queue-1.i [2019-11-26 00:27:26,180 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce478a089/401d600f4e974c9891c33d2fd1f572b5/FLAGc5b059185 [2019-11-26 00:27:27,384 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:27:27,386 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/sll-queue-1.i [2019-11-26 00:27:27,422 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce478a089/401d600f4e974c9891c33d2fd1f572b5/FLAGc5b059185 [2019-11-26 00:27:27,462 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce478a089/401d600f4e974c9891c33d2fd1f572b5 [2019-11-26 00:27:27,473 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:27:27,477 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:27:27,480 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:27,480 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:27:27,488 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:27:27,489 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:27" (1/1) ... [2019-11-26 00:27:27,500 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5189edd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:27, skipping insertion in model container [2019-11-26 00:27:27,501 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:27:27" (1/1) ... [2019-11-26 00:27:27,517 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:27:27,630 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:27:28,587 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:28,623 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:27:28,795 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:27:28,929 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:27:28,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:28 WrapperNode [2019-11-26 00:27:28,933 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:27:28,938 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:27:28,938 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:27:28,938 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:27:28,972 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:28" (1/1) ... [2019-11-26 00:27:28,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:28" (1/1) ... [2019-11-26 00:27:29,037 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:28" (1/1) ... [2019-11-26 00:27:29,038 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:28" (1/1) ... [2019-11-26 00:27:29,111 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:28" (1/1) ... [2019-11-26 00:27:29,146 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:28" (1/1) ... [2019-11-26 00:27:29,153 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:27:28" (1/1) ... [2019-11-26 00:27:29,174 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:27:29,197 INFO L168 Benchmark]: Toolchain (without parser) took 1715.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 972.7 MB in the end (delta: -12.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:27:29,203 INFO L168 Benchmark]: CDTParser took 2.62 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. [2019-11-26 00:27:29,207 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1453.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 978.5 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 00:27:29,211 INFO L168 Benchmark]: Boogie Preprocessor took 250.31 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:27:29,223 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.62 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 1453.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 978.5 MB in the end (delta: -18.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 250.31 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...