./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/ldv-memsafety/memsetNonZero3_-write.c --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/memsetNonZero3_-write.c -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 2400e27d5b2639ed1593fd2baea66159e12a4386 --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 23:46:47,817 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 23:46:47,823 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 23:46:47,853 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 23:46:47,855 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 23:46:47,858 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 23:46:47,860 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 23:46:47,881 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 23:46:47,887 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 23:46:47,892 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 23:46:47,900 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 23:46:47,902 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 23:46:47,903 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 23:46:47,908 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 23:46:47,911 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 23:46:47,917 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 23:46:47,922 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 23:46:47,925 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 23:46:47,931 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 23:46:47,943 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 23:46:47,948 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 23:46:47,954 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 23:46:47,959 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 23:46:47,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 23:46:47,970 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 23:46:47,971 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 23:46:47,973 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 23:46:47,975 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 23:46:47,976 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 23:46:47,979 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 23:46:47,979 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 23:46:47,980 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 23:46:47,983 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 23:46:47,987 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 23:46:47,991 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 23:46:47,992 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 23:46:47,993 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 23:46:47,994 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 23:46:47,994 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 23:46:47,999 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 23:46:48,001 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 23:46:48,002 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-20 23:46:48,044 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 23:46:48,047 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 23:46:48,049 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 23:46:48,052 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 23:46:48,052 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 23:46:48,052 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 23:46:48,053 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 23:46:48,053 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 23:46:48,053 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 23:46:48,055 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 23:46:48,056 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 23:46:48,057 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-20 23:46:48,058 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-20 23:46:48,058 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-20 23:46:48,061 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 23:46:48,061 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 23:46:48,061 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 23:46:48,062 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 23:46:48,062 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 23:46:48,062 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 23:46:48,063 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 23:46:48,063 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 23:46:48,064 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 23:46:48,064 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 23:46:48,066 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 23:46:48,066 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 23:46:48,066 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-20 23:46:48,067 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 23:46:48,067 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 23:46:48,069 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 -> 2400e27d5b2639ed1593fd2baea66159e12a4386 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 23:46:48,647 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 23:46:48,673 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 23:46:48,681 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 23:46:48,685 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 23:46:48,690 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 23:46:48,691 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/memsetNonZero3_-write.c [2019-11-20 23:46:48,851 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c282a2558/887074ce0240489d96af8bbd621845d4/FLAG3af82aa74 [2019-11-20 23:46:49,880 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 23:46:49,882 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/memsetNonZero3_-write.c [2019-11-20 23:46:49,897 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c282a2558/887074ce0240489d96af8bbd621845d4/FLAG3af82aa74 [2019-11-20 23:46:49,936 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c282a2558/887074ce0240489d96af8bbd621845d4 [2019-11-20 23:46:49,946 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 23:46:49,949 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-20 23:46:49,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 23:46:49,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 23:46:49,961 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 23:46:49,967 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:46:49" (1/1) ... [2019-11-20 23:46:49,974 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37ee01b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:46:49, skipping insertion in model container [2019-11-20 23:46:49,975 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:46:49" (1/1) ... [2019-11-20 23:46:49,997 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 23:46:50,045 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 23:46:50,461 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:46:50,504 INFO L201 MainTranslator]: Completed pre-run [2019-11-20 23:46:50,554 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 23:46:50,601 INFO L205 MainTranslator]: Completed translation [2019-11-20 23:46:50,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:46:50 WrapperNode [2019-11-20 23:46:50,603 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 23:46:50,606 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 23:46:50,607 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 23:46:50,607 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 23:46:50,728 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:46:50" (1/1) ... [2019-11-20 23:46:50,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:46:50" (1/1) ... [2019-11-20 23:46:50,757 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:46:50" (1/1) ... [2019-11-20 23:46:50,758 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:46:50" (1/1) ... [2019-11-20 23:46:50,781 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:46:50" (1/1) ... [2019-11-20 23:46:50,790 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:46:50" (1/1) ... [2019-11-20 23:46:50,797 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:46:50" (1/1) ... [2019-11-20 23:46:50,809 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 23:46:50,821 INFO L168 Benchmark]: Toolchain (without parser) took 867.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-20 23:46:50,824 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-20 23:46:50,827 INFO L168 Benchmark]: CACSL2BoogieTranslator took 653.32 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-20 23:46:50,832 INFO L168 Benchmark]: Boogie Preprocessor took 206.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 991.2 MB in the end (delta: -35.3 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-20 23:46:50,842 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 653.32 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 206.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 991.2 MB in the end (delta: -35.3 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...