./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.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/ddv-machzwd/ddv_machzwd_inw.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 ae64ae88f56c84d0642d94fe4dc0fcc5f100877b --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true .............................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: TYPE ERROR --- Real Ultimate output --- Skipped default analysis because property is memsafety ### Bit-precise run ### This is Ultimate 0.1.24-264dba8 [2019-11-21 11:35:27,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-21 11:35:27,402 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-21 11:35:27,414 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-21 11:35:27,415 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-21 11:35:27,416 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-21 11:35:27,417 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-21 11:35:27,419 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-21 11:35:27,421 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-21 11:35:27,422 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-21 11:35:27,423 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-21 11:35:27,424 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-21 11:35:27,428 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-21 11:35:27,429 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-21 11:35:27,430 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-21 11:35:27,431 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-21 11:35:27,432 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-21 11:35:27,433 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-21 11:35:27,435 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-21 11:35:27,437 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-21 11:35:27,438 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-21 11:35:27,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-21 11:35:27,441 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-21 11:35:27,441 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-21 11:35:27,444 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-21 11:35:27,444 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-21 11:35:27,444 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-21 11:35:27,445 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-21 11:35:27,445 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-21 11:35:27,446 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-21 11:35:27,447 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-21 11:35:27,447 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-21 11:35:27,448 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-21 11:35:27,449 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-21 11:35:27,450 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-21 11:35:27,450 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-21 11:35:27,451 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-21 11:35:27,451 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-21 11:35:27,451 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-21 11:35:27,452 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-21 11:35:27,453 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-21 11:35:27,454 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-21 11:35:27,468 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-21 11:35:27,468 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-21 11:35:27,470 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-21 11:35:27,470 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-21 11:35:27,470 INFO L138 SettingsManager]: * Use SBE=true [2019-11-21 11:35:27,471 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-21 11:35:27,471 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-21 11:35:27,471 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-21 11:35:27,471 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-21 11:35:27,471 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-21 11:35:27,472 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-21 11:35:27,472 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-21 11:35:27,472 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-21 11:35:27,472 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-21 11:35:27,472 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-21 11:35:27,473 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-21 11:35:27,473 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-21 11:35:27,473 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-21 11:35:27,473 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-21 11:35:27,473 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-21 11:35:27,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-21 11:35:27,474 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-21 11:35:27,474 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-21 11:35:27,474 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-21 11:35:27,475 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-21 11:35:27,475 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-21 11:35:27,475 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 -> ae64ae88f56c84d0642d94fe4dc0fcc5f100877b Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-21 11:35:27,764 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-21 11:35:27,777 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-21 11:35:27,780 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-21 11:35:27,782 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-21 11:35:27,782 INFO L275 PluginConnector]: CDTParser initialized [2019-11-21 11:35:27,783 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i [2019-11-21 11:35:27,851 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97e75c087/4eb5befa245947b497791613234079b2/FLAG0d88b88c6 [2019-11-21 11:35:28,564 INFO L306 CDTParser]: Found 1 translation units. [2019-11-21 11:35:28,565 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i [2019-11-21 11:35:28,611 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97e75c087/4eb5befa245947b497791613234079b2/FLAG0d88b88c6 [2019-11-21 11:35:28,745 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97e75c087/4eb5befa245947b497791613234079b2 [2019-11-21 11:35:28,749 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-21 11:35:28,751 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-21 11:35:28,753 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-21 11:35:28,753 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-21 11:35:28,757 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-21 11:35:28,758 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:35:28" (1/1) ... [2019-11-21 11:35:28,761 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@db3c047 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:28, skipping insertion in model container [2019-11-21 11:35:28,761 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:35:28" (1/1) ... [2019-11-21 11:35:28,770 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-21 11:35:28,865 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-21 11:35:30,043 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 11:35:30,043 INFO L969 CHandler]: at location: C: (struct block_device*)malloc(sizeof(struct block_device)) [2971] [2019-11-21 11:35:30,044 INFO L970 CHandler]: current memory model: HoenickeLindenmann_4ByteResolution [2019-11-21 11:35:30,084 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 11:35:30,087 INFO L969 CHandler]: at location: C: (struct pci_dev*)malloc(sizeof(struct pci_dev)) [3136] [2019-11-21 11:35:30,087 INFO L970 CHandler]: current memory model: HoenickeLindenmann_4ByteResolution [2019-11-21 11:35:30,130 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 11:35:30,131 INFO L969 CHandler]: at location: C: (struct block_device*)malloc(sizeof(struct block_device)) [3316] [2019-11-21 11:35:30,131 INFO L970 CHandler]: current memory model: HoenickeLindenmann_4ByteResolution [2019-11-21 11:35:30,216 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 11:35:30,217 INFO L969 CHandler]: at location: C: (struct resource*)malloc(sizeof(struct resource)) [3923] [2019-11-21 11:35:30,217 INFO L970 CHandler]: current memory model: HoenickeLindenmann_4ByteResolution [2019-11-21 11:35:30,261 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 11:35:30,262 INFO L969 CHandler]: at location: C: (struct resource*)malloc(sizeof(struct resource)) [4526] [2019-11-21 11:35:30,262 INFO L970 CHandler]: current memory model: HoenickeLindenmann_4ByteResolution [2019-11-21 11:35:30,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-21 11:35:30,304 INFO L198 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-11-21 11:35:30,327 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-21 11:35:30,455 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-21 11:35:30,480 INFO L201 MainTranslator]: Completed pre-run [2019-11-21 11:35:30,728 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-21 11:35:31,390 INFO L205 MainTranslator]: Completed translation [2019-11-21 11:35:31,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:31 WrapperNode [2019-11-21 11:35:31,391 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-21 11:35:31,391 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-21 11:35:31,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-21 11:35:31,392 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-21 11:35:31,402 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:31" (1/1) ... [2019-11-21 11:35:31,403 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:31" (1/1) ... [2019-11-21 11:35:31,478 ERROR L1131 TypeChecker]: C: malloc(size) [4473]: Wrong parameter type at index 0: CallStatement[null,false,[VariableLHS[#t~malloc790,]],#Ultimate.allocOnHeap,[IdentifierExpression[~size,]]] [2019-11-21 11:35:31,480 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:31" (1/1) ... [2019-11-21 11:35:31,481 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:31" (1/1) ... [2019-11-21 11:35:31,626 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:31" (1/1) ... [2019-11-21 11:35:31,651 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:31" (1/1) ... [2019-11-21 11:35:31,680 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:35:31" (1/1) ... [2019-11-21 11:35:31,699 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-21 11:35:31,700 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder [2019-11-21 11:35:31,702 INFO L168 Benchmark]: Toolchain (without parser) took 2950.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 955.0 MB in the beginning and 839.8 MB in the end (delta: 115.2 MB). Peak memory consumption was 264.6 MB. Max. memory is 11.5 GB. [2019-11-21 11:35:31,703 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-21 11:35:31,704 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2638.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 955.0 MB in the beginning and 866.3 MB in the end (delta: 88.7 MB). Peak memory consumption was 249.1 MB. Max. memory is 11.5 GB. [2019-11-21 11:35:31,705 INFO L168 Benchmark]: Boogie Preprocessor took 308.09 ms. Allocated memory is still 1.2 GB. Free memory was 866.3 MB in the beginning and 839.8 MB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. [2019-11-21 11:35:31,707 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2638.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 955.0 MB in the beginning and 866.3 MB in the end (delta: 88.7 MB). Peak memory consumption was 249.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 308.09 ms. Allocated memory is still 1.2 GB. Free memory was 866.3 MB in the beginning and 839.8 MB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - TypeErrorResult [Line: 4473]: Type Error Wrong parameter type at index 0: CallStatement[null,false,[VariableLHS[#t~malloc790,]],#Ultimate.allocOnHeap,[IdentifierExpression[~size,]]] RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...