./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/ldv-memsafety/memleaks_test22_5.i --full-output --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 47b0bc17 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/ldv-memsafety/memleaks_test22_5.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 f5fe233deb2e42c866080d038fc03ab5db72ce97 --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- Skipped default analysis because property is memsafety ### Bit-precise run ### This is Ultimate 0.1.24-47b0bc1 [2019-11-20 23:46:38,347 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 23:46:38,353 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 23:46:38,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 23:46:38,391 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 23:46:38,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 23:46:38,401 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 23:46:38,414 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 23:46:38,418 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 23:46:38,424 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 23:46:38,425 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 23:46:38,431 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 23:46:38,431 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 23:46:38,438 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 23:46:38,439 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 23:46:38,444 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 23:46:38,446 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 23:46:38,452 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 23:46:38,458 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 23:46:38,468 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 23:46:38,473 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 23:46:38,482 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 23:46:38,484 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 23:46:38,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 23:46:38,497 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 23:46:38,498 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 23:46:38,498 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 23:46:38,501 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 23:46:38,503 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 23:46:38,506 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 23:46:38,509 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 23:46:38,510 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 23:46:38,511 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 23:46:38,515 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 23:46:38,519 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 23:46:38,520 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 23:46:38,521 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 23:46:38,522 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 23:46:38,524 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 23:46:38,525 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 23:46:38,528 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 23:46:38,532 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-20 23:46:38,568 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 23:46:38,570 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 23:46:38,576 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 23:46:38,576 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 23:46:38,576 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 23:46:38,577 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 23:46:38,577 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 23:46:38,579 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 23:46:38,579 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 23:46:38,579 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 23:46:38,581 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 23:46:38,581 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-20 23:46:38,584 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-20 23:46:38,584 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-20 23:46:38,585 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 23:46:38,585 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 23:46:38,585 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 23:46:38,586 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 23:46:38,586 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 23:46:38,586 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 23:46:38,586 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 23:46:38,587 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 23:46:38,589 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 23:46:38,589 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 23:46:38,589 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 23:46:38,590 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 23:46:38,590 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-20 23:46:38,590 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 23:46:38,591 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 23:46:38,592 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 -> f5fe233deb2e42c866080d038fc03ab5db72ce97 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 23:46:39,196 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 23:46:39,227 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 23:46:39,233 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 23:46:39,237 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 23:46:39,242 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 23:46:39,243 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/memleaks_test22_5.i [2019-11-20 23:46:39,400 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57b7b6f50/f1d3292889b14c27ab629ba4770edb2c/FLAG3a5f2ebb9 [2019-11-20 23:46:40,649 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 23:46:40,651 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memleaks_test22_5.i [2019-11-20 23:46:40,694 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57b7b6f50/f1d3292889b14c27ab629ba4770edb2c/FLAG3a5f2ebb9 [2019-11-20 23:46:40,733 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57b7b6f50/f1d3292889b14c27ab629ba4770edb2c [2019-11-20 23:46:40,740 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 23:46:40,746 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-20 23:46:40,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 23:46:40,752 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 23:46:40,759 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 23:46:40,763 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:46:40" (1/1) ... [2019-11-20 23:46:40,772 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16014d73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:46:40, skipping insertion in model container [2019-11-20 23:46:40,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:46:40" (1/1) ... [2019-11-20 23:46:40,793 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 23:46:40,909 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 23:46:41,961 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 [2019-11-20 23:46:41,961 INFO L969 CHandler]: at location: C: (struct ldv_msg*)ldv_malloc(sizeof(struct ldv_msg)) [577] [2019-11-20 23:46:41,962 INFO L970 CHandler]: current memory model: HoenickeLindenmann_4ByteResolution [2019-11-20 23:46:42,008 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 [2019-11-20 23:46:42,010 INFO L969 CHandler]: at location: C: (typeof(*msg) *)( (char *)__mptr - ((size_t) &((typeof(*msg) *)0)->list) ) [608] [2019-11-20 23:46:42,012 INFO L970 CHandler]: current memory model: HoenickeLindenmann_4ByteResolution [2019-11-20 23:46:42,019 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 [2019-11-20 23:46:42,020 INFO L969 CHandler]: at location: C: (typeof(*(msg)) *)( (char *)__mptr - ((size_t) &((typeof(*(msg)) *)0)->list) ) [608] [2019-11-20 23:46:42,020 INFO L970 CHandler]: current memory model: HoenickeLindenmann_4ByteResolution [2019-11-20 23:46:42,029 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 [2019-11-20 23:46:42,029 INFO L969 CHandler]: at location: C: (typeof(*(n)) *)( (char *)__mptr - ((size_t) &((typeof(*(n)) *)0)->list) ) [608] [2019-11-20 23:46:42,031 INFO L970 CHandler]: current memory model: HoenickeLindenmann_4ByteResolution [2019-11-20 23:46:42,107 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 [2019-11-20 23:46:42,110 INFO L969 CHandler]: at location: C: (struct ldv_kobject *)( (char *)__mptr - ((size_t) &((struct ldv_kobject *)0)->kref) ) [707] [2019-11-20 23:46:42,111 INFO L970 CHandler]: current memory model: HoenickeLindenmann_4ByteResolution [2019-11-20 23:46:42,150 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:46:42,219 INFO L198 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-11-20 23:46:42,243 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 23:46:42,421 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:46:42,455 INFO L201 MainTranslator]: Completed pre-run [2019-11-20 23:46:42,610 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:46:42,837 INFO L205 MainTranslator]: Completed translation [2019-11-20 23:46:42,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:46:42 WrapperNode [2019-11-20 23:46:42,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 23:46:42,845 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 23:46:42,846 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 23:46:42,846 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 23:46:42,880 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:46:42" (1/1) ... [2019-11-20 23:46:42,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:46:42" (1/1) ... [2019-11-20 23:46:42,972 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:46:42" (1/1) ... [2019-11-20 23:46:42,973 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:46:42" (1/1) ... [2019-11-20 23:46:43,079 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:46:42" (1/1) ... [2019-11-20 23:46:43,094 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:46:42" (1/1) ... [2019-11-20 23:46:43,110 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:46:42" (1/1) ... [2019-11-20 23:46:43,131 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 23:46:43,140 INFO L168 Benchmark]: Toolchain (without parser) took 2391.75 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 939.6 MB in the end (delta: 22.1 MB). Peak memory consumption was 22.1 MB. Max. memory is 12.5 GB. [2019-11-20 23:46:43,141 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-20 23:46:43,145 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2093.24 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 945.4 MB in the end (delta: 16.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-20 23:46:43,146 INFO L168 Benchmark]: Boogie Preprocessor took 289.61 ms. Allocated memory is still 1.0 GB. Free memory was 945.4 MB in the beginning and 939.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-20 23:46:43,157 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 2093.24 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 945.4 MB in the end (delta: 16.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 289.61 ms. Allocated memory is still 1.0 GB. Free memory was 945.4 MB in the beginning and 939.6 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...