./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety/test-0137.i --full-output --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 264dba86 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/memsafety/test-0137.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-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 64bit --witnessprinter.graph.data.programhash 5d0ea1bd768211453624240f88703c12804fabbb --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true .................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: Incorrect DeclarationInformation of "~#dst~0". Expected: Found: GLOBAL --- Real Ultimate output --- Skipped default analysis because property is memsafety ### Bit-precise run ### This is Ultimate 0.1.24-264dba8 [2019-11-21 12:07:32,188 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-21 12:07:32,191 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-21 12:07:32,207 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-21 12:07:32,208 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-21 12:07:32,209 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-21 12:07:32,211 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-21 12:07:32,213 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-21 12:07:32,216 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-21 12:07:32,218 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-21 12:07:32,222 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-21 12:07:32,224 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-21 12:07:32,225 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-21 12:07:32,227 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-21 12:07:32,228 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-21 12:07:32,229 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-21 12:07:32,230 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-21 12:07:32,231 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-21 12:07:32,233 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-21 12:07:32,235 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-21 12:07:32,237 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-21 12:07:32,238 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-21 12:07:32,239 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-21 12:07:32,240 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-21 12:07:32,242 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-21 12:07:32,243 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-21 12:07:32,243 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-21 12:07:32,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-21 12:07:32,244 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-21 12:07:32,245 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-21 12:07:32,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-21 12:07:32,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-21 12:07:32,247 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-21 12:07:32,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-21 12:07:32,249 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-21 12:07:32,250 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-21 12:07:32,250 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-21 12:07:32,251 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-21 12:07:32,251 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-21 12:07:32,252 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-21 12:07:32,253 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-21 12:07:32,253 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-21 12:07:32,280 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-21 12:07:32,280 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-21 12:07:32,282 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-21 12:07:32,282 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-21 12:07:32,282 INFO L138 SettingsManager]: * Use SBE=true [2019-11-21 12:07:32,283 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-21 12:07:32,283 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-21 12:07:32,283 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-21 12:07:32,284 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-21 12:07:32,284 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-21 12:07:32,284 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-21 12:07:32,284 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-21 12:07:32,285 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-21 12:07:32,285 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-21 12:07:32,285 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-21 12:07:32,286 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-21 12:07:32,286 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-21 12:07:32,286 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-21 12:07:32,287 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-21 12:07:32,287 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-21 12:07:32,287 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-21 12:07:32,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-21 12:07:32,288 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-21 12:07:32,288 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-21 12:07:32,288 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-21 12:07:32,289 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-21 12:07:32,289 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5d0ea1bd768211453624240f88703c12804fabbb Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-21 12:07:32,591 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-21 12:07:32,604 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-21 12:07:32,607 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-21 12:07:32,609 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-21 12:07:32,610 INFO L275 PluginConnector]: CDTParser initialized [2019-11-21 12:07:32,610 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/test-0137.i [2019-11-21 12:07:32,672 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ec70096d/ade676ba2e6d455a9be85e7f71835eb4/FLAG3f95d12c7 [2019-11-21 12:07:33,195 INFO L306 CDTParser]: Found 1 translation units. [2019-11-21 12:07:33,195 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/test-0137.i [2019-11-21 12:07:33,212 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ec70096d/ade676ba2e6d455a9be85e7f71835eb4/FLAG3f95d12c7 [2019-11-21 12:07:33,460 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ec70096d/ade676ba2e6d455a9be85e7f71835eb4 [2019-11-21 12:07:33,463 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-21 12:07:33,465 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-21 12:07:33,466 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-21 12:07:33,466 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-21 12:07:33,470 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-21 12:07:33,471 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 12:07:33" (1/1) ... [2019-11-21 12:07:33,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77c61ed9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:07:33, skipping insertion in model container [2019-11-21 12:07:33,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 12:07:33" (1/1) ... [2019-11-21 12:07:33,482 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-21 12:07:33,535 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-21 12:07:33,977 INFO L966 CHandler]: Found a cast between two array/pointer types where the value type is smaller than the cast-to type, and where that value type is smaller than our current memory model resolution [2019-11-21 12:07:33,978 INFO L969 CHandler]: at location: C: (struct node *)((char *)(next)-(unsigned long)(&((struct node *)0)->linkage)) [574] [2019-11-21 12:07:33,978 INFO L970 CHandler]: current memory model: HoenickeLindenmann_4ByteResolution [2019-11-21 12:07:33,988 INFO L966 CHandler]: Found a cast between two array/pointer types where the value type is smaller than the cast-to type, and where that value type is smaller than our current memory model resolution [2019-11-21 12:07:33,988 INFO L969 CHandler]: at location: C: (struct node *)((char *)(head)-(unsigned long)(&((struct node *)0)->linkage)) [578] [2019-11-21 12:07:33,989 INFO L970 CHandler]: current memory model: HoenickeLindenmann_4ByteResolution [2019-11-21 12:07:34,002 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-21 12:07:34,017 INFO L198 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-11-21 12:07:34,022 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-21 12:07:34,065 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-21 12:07:34,074 INFO L201 MainTranslator]: Completed pre-run [2019-11-21 12:07:34,157 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-21 12:07:34,224 INFO L205 MainTranslator]: Completed translation [2019-11-21 12:07:34,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:07:34 WrapperNode [2019-11-21 12:07:34,225 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-21 12:07:34,226 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-21 12:07:34,226 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-21 12:07:34,226 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-21 12:07:34,241 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:07:34" (1/1) ... [2019-11-21 12:07:34,241 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:07:34" (1/1) ... [2019-11-21 12:07:34,266 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor has thrown an exception: java.lang.AssertionError: Incorrect DeclarationInformation of "~#dst~0". Expected: Found: GLOBAL at de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckHelper.internalError(TypeCheckHelper.java:296) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.checkExistingDeclarationInformation(TypeChecker.java:340) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.typecheckExpression(TypeChecker.java:260) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.typecheckStatement(TypeChecker.java:765) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.typecheckBlock(TypeChecker.java:846) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.processBody(TypeChecker.java:957) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.processImplementation(TypeChecker.java:1033) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.process(TypeChecker.java:1120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-21 12:07:34,278 INFO L168 Benchmark]: Toolchain (without parser) took 812.50 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -134.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-21 12:07:34,282 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-21 12:07:34,284 INFO L168 Benchmark]: CACSL2BoogieTranslator took 759.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -134.6 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. [2019-11-21 12:07:34,287 INFO L168 Benchmark]: Boogie Preprocessor took 45.60 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-21 12:07:34,290 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 759.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.2 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -134.6 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 45.60 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - ExceptionOrErrorResult: AssertionError: Incorrect DeclarationInformation of "~#dst~0". Expected: Found: GLOBAL de.uni_freiburg.informatik.ultimate.boogie.preprocessor: AssertionError: Incorrect DeclarationInformation of "~#dst~0". Expected: Found: GLOBAL: de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckHelper.internalError(TypeCheckHelper.java:296) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...