./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/fold-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version da95e156 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/busybox-1.22.0/fold-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-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 64bit --witnessprinter.graph.data.programhash 54b0758df624f8cf1ce01b480c4a992dbdbcfc97 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/busybox-1.22.0/fold-1.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 54b0758df624f8cf1ce01b480c4a992dbdbcfc97 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 11:24:54,845 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:24:54,850 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:24:54,876 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:24:54,877 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:24:54,886 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:24:54,891 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:24:54,907 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:24:54,912 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:24:54,917 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:24:54,919 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:24:54,925 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:24:54,926 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:24:54,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:24:54,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:24:54,939 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:24:54,942 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:24:54,947 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:24:54,950 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:24:54,959 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:24:54,967 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:24:54,974 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:24:54,977 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:24:54,981 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:24:54,988 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:24:54,988 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:24:54,989 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:24:54,992 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:24:54,993 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:24:54,996 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:24:54,996 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:24:54,998 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:24:54,999 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:24:55,002 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:24:55,005 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:24:55,006 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:24:55,009 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:24:55,009 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:24:55,009 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:24:55,011 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:24:55,015 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:24:55,016 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-27 11:24:55,058 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:24:55,059 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:24:55,062 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:24:55,063 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:24:55,065 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:24:55,065 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:24:55,065 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:24:55,066 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:24:55,066 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:24:55,066 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:24:55,069 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:24:55,069 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:24:55,069 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:24:55,070 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:24:55,071 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:24:55,071 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:24:55,073 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:24:55,073 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:24:55,073 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:24:55,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:24:55,074 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:24:55,075 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:24:55,077 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:24:55,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:24:55,077 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54b0758df624f8cf1ce01b480c4a992dbdbcfc97 [2019-11-27 11:24:55,639 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:24:55,667 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:24:55,671 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:24:55,678 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:24:55,678 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:24:55,682 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2019-11-27 11:24:55,820 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7368d397d/8ef73a9682324cc78ee8ca1ee25397d5/FLAG6e023e935 [2019-11-27 11:24:57,406 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:24:57,409 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2019-11-27 11:24:57,476 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7368d397d/8ef73a9682324cc78ee8ca1ee25397d5/FLAG6e023e935 [2019-11-27 11:24:57,629 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7368d397d/8ef73a9682324cc78ee8ca1ee25397d5 [2019-11-27 11:24:57,634 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:24:57,636 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:24:57,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:57,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:24:57,650 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:24:57,651 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:57" (1/1) ... [2019-11-27 11:24:57,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c614111 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:57, skipping insertion in model container [2019-11-27 11:24:57,670 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:57" (1/1) ... [2019-11-27 11:24:57,687 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:24:57,870 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:25:00,366 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-11-27 11:25:00,371 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1ae3442b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:25:00, skipping insertion in model container [2019-11-27 11:25:00,374 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:25:00,375 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-27 11:25:00,384 INFO L168 Benchmark]: Toolchain (without parser) took 2741.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.3 MB in the end (delta: -12.1 MB). Peak memory consumption was 28.1 MB. Max. memory is 12.5 GB. [2019-11-27 11:25:00,385 INFO L168 Benchmark]: CDTParser took 0.45 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. [2019-11-27 11:25:00,387 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2729.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.3 MB in the end (delta: -12.1 MB). Peak memory consumption was 28.1 MB. Max. memory is 12.5 GB. [2019-11-27 11:25:00,395 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 2729.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.3 MB in the end (delta: -12.1 MB). Peak memory consumption was 28.1 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2296]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 11:25:04,191 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:25:04,200 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:25:04,224 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:25:04,226 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:25:04,228 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:25:04,230 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:25:04,255 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:25:04,258 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:25:04,266 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:25:04,268 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:25:04,273 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:25:04,274 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:25:04,278 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:25:04,283 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:25:04,288 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:25:04,291 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:25:04,294 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:25:04,298 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:25:04,309 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:25:04,316 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:25:04,323 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:25:04,328 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:25:04,330 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:25:04,338 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:25:04,339 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:25:04,339 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:25:04,344 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:25:04,345 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:25:04,346 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:25:04,348 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:25:04,349 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:25:04,354 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:25:04,355 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:25:04,357 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:25:04,359 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:25:04,361 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:25:04,362 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:25:04,362 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:25:04,365 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:25:04,367 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:25:04,369 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-27 11:25:04,405 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:25:04,408 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:25:04,412 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:25:04,414 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:25:04,414 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:25:04,414 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:25:04,417 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:25:04,417 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:25:04,418 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:25:04,418 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:25:04,419 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:25:04,420 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:25:04,420 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:25:04,422 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:25:04,423 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:25:04,423 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:25:04,423 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:25:04,424 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:25:04,424 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:25:04,427 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:25:04,427 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:25:04,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:25:04,428 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:25:04,428 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:25:04,428 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:25:04,429 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:25:04,429 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:25:04,429 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 -> 54b0758df624f8cf1ce01b480c4a992dbdbcfc97 [2019-11-27 11:25:05,023 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:25:05,053 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:25:05,060 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:25:05,064 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:25:05,064 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:25:05,065 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2019-11-27 11:25:05,223 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77519fc83/e3ed569e092145828455bf158ec2f34c/FLAG0fb581274 [2019-11-27 11:25:06,692 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:25:06,693 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2019-11-27 11:25:06,760 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77519fc83/e3ed569e092145828455bf158ec2f34c/FLAG0fb581274 [2019-11-27 11:25:06,934 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77519fc83/e3ed569e092145828455bf158ec2f34c [2019-11-27 11:25:06,938 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:25:06,942 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:25:06,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:25:06,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:25:06,958 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:25:06,961 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:25:06" (1/1) ... [2019-11-27 11:25:06,968 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77ac3679 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:25:06, skipping insertion in model container [2019-11-27 11:25:06,968 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:25:06" (1/1) ... [2019-11-27 11:25:06,986 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:25:07,190 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:25:09,709 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-11-27 11:25:09,714 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@23ee3c95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:25:09, skipping insertion in model container [2019-11-27 11:25:09,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:25:09,715 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-27 11:25:09,722 INFO L168 Benchmark]: Toolchain (without parser) took 2777.00 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 971.0 MB in the end (delta: -15.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 12.5 GB. [2019-11-27 11:25:09,723 INFO L168 Benchmark]: CDTParser took 1.67 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. [2019-11-27 11:25:09,727 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2761.74 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 971.0 MB in the end (delta: -15.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 12.5 GB. [2019-11-27 11:25:09,733 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.67 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 2761.74 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 971.0 MB in the end (delta: -15.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2296]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...