./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 30f4e4ab 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/chgrp-incomplete-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 59552a76d60868057ef515bd7a8a81a51e73eda9 ........................................................................................................................ 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/chgrp-incomplete-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 59552a76d60868057ef515bd7a8a81a51e73eda9 ........................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-28 02:48:35,235 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 02:48:35,238 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 02:48:35,256 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 02:48:35,256 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 02:48:35,258 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 02:48:35,260 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 02:48:35,270 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 02:48:35,276 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 02:48:35,278 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 02:48:35,280 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 02:48:35,282 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 02:48:35,282 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 02:48:35,285 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 02:48:35,286 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 02:48:35,288 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 02:48:35,290 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 02:48:35,291 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 02:48:35,293 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 02:48:35,297 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 02:48:35,302 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 02:48:35,306 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 02:48:35,307 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 02:48:35,309 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 02:48:35,312 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 02:48:35,312 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 02:48:35,312 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 02:48:35,314 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 02:48:35,314 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 02:48:35,315 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 02:48:35,316 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 02:48:35,317 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 02:48:35,318 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 02:48:35,319 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 02:48:35,320 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 02:48:35,321 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 02:48:35,322 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 02:48:35,322 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 02:48:35,322 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 02:48:35,323 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 02:48:35,324 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 02:48:35,325 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-28 02:48:35,360 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 02:48:35,361 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 02:48:35,366 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 02:48:35,367 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 02:48:35,367 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 02:48:35,367 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 02:48:35,367 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 02:48:35,368 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 02:48:35,368 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 02:48:35,368 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-28 02:48:35,369 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-28 02:48:35,369 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-28 02:48:35,369 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 02:48:35,369 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-28 02:48:35,370 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 02:48:35,370 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 02:48:35,370 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 02:48:35,371 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 02:48:35,371 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 02:48:35,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 02:48:35,372 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 02:48:35,372 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 02:48:35,372 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 02:48:35,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 02:48:35,373 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 -> 59552a76d60868057ef515bd7a8a81a51e73eda9 [2019-11-28 02:48:35,685 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 02:48:35,704 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 02:48:35,709 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 02:48:35,711 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 02:48:35,711 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 02:48:35,712 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2019-11-28 02:48:35,779 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dff21b9a/70626c5057204317b5afb777e8524408/FLAGb5f15690b [2019-11-28 02:48:36,434 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 02:48:36,435 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2019-11-28 02:48:36,460 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dff21b9a/70626c5057204317b5afb777e8524408/FLAGb5f15690b [2019-11-28 02:48:36,615 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dff21b9a/70626c5057204317b5afb777e8524408 [2019-11-28 02:48:36,617 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 02:48:36,619 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-28 02:48:36,620 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 02:48:36,620 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 02:48:36,624 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 02:48:36,624 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:48:36" (1/1) ... [2019-11-28 02:48:36,627 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d8c226f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:36, skipping insertion in model container [2019-11-28 02:48:36,628 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:48:36" (1/1) ... [2019-11-28 02:48:36,635 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 02:48:36,697 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 02:48:37,703 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2019-11-28 02:48:37,704 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@79ef4542 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:37, skipping insertion in model container [2019-11-28 02:48:37,704 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 02:48:37,705 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-28 02:48:37,708 INFO L168 Benchmark]: Toolchain (without parser) took 1087.45 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 953.6 MB in the beginning and 1.1 GB in the end (delta: -176.3 MB). Peak memory consumption was 28.8 MB. Max. memory is 11.5 GB. [2019-11-28 02:48:37,709 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. [2019-11-28 02:48:37,710 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1084.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 953.6 MB in the beginning and 1.1 GB in the end (delta: -176.3 MB). Peak memory consumption was 28.8 MB. Max. memory is 11.5 GB. [2019-11-28 02:48:37,712 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 1084.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.9 MB). Free memory was 953.6 MB in the beginning and 1.1 GB in the end (delta: -176.3 MB). Peak memory consumption was 28.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2330]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-30f4e4a [2019-11-28 02:48:39,386 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 02:48:39,388 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 02:48:39,400 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 02:48:39,401 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 02:48:39,402 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 02:48:39,403 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 02:48:39,405 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 02:48:39,407 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 02:48:39,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 02:48:39,409 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 02:48:39,410 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 02:48:39,411 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 02:48:39,412 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 02:48:39,413 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 02:48:39,414 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 02:48:39,415 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 02:48:39,416 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 02:48:39,417 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 02:48:39,419 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 02:48:39,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 02:48:39,422 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 02:48:39,424 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 02:48:39,425 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 02:48:39,429 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 02:48:39,431 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 02:48:39,431 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 02:48:39,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 02:48:39,433 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 02:48:39,434 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 02:48:39,435 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 02:48:39,436 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 02:48:39,437 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 02:48:39,438 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 02:48:39,439 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 02:48:39,441 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 02:48:39,442 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 02:48:39,443 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 02:48:39,443 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 02:48:39,445 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 02:48:39,447 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 02:48:39,449 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-28 02:48:39,468 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 02:48:39,468 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 02:48:39,469 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 02:48:39,470 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 02:48:39,470 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 02:48:39,470 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 02:48:39,471 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 02:48:39,471 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 02:48:39,471 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 02:48:39,471 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-28 02:48:39,472 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-28 02:48:39,472 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-28 02:48:39,472 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 02:48:39,473 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-28 02:48:39,473 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 02:48:39,473 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 02:48:39,473 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 02:48:39,474 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 02:48:39,474 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 02:48:39,474 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 02:48:39,475 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 02:48:39,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 02:48:39,475 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 02:48:39,475 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 02:48:39,476 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 02:48:39,476 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 02:48:39,476 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 02:48:39,476 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 -> 59552a76d60868057ef515bd7a8a81a51e73eda9 [2019-11-28 02:48:39,766 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 02:48:39,778 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 02:48:39,782 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 02:48:39,783 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 02:48:39,784 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 02:48:39,784 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2019-11-28 02:48:39,842 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6001ead3a/f5c2d780065a47cda3043df65b1661f8/FLAGe7893893d [2019-11-28 02:48:40,502 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 02:48:40,503 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2019-11-28 02:48:40,537 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6001ead3a/f5c2d780065a47cda3043df65b1661f8/FLAGe7893893d [2019-11-28 02:48:40,660 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6001ead3a/f5c2d780065a47cda3043df65b1661f8 [2019-11-28 02:48:40,663 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 02:48:40,664 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-28 02:48:40,665 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 02:48:40,665 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 02:48:40,668 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 02:48:40,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:48:40" (1/1) ... [2019-11-28 02:48:40,672 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36cc3389 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:40, skipping insertion in model container [2019-11-28 02:48:40,672 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:48:40" (1/1) ... [2019-11-28 02:48:40,680 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 02:48:40,740 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 02:48:41,769 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2019-11-28 02:48:41,770 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@30fa7d01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:41, skipping insertion in model container [2019-11-28 02:48:41,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 02:48:41,770 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-28 02:48:41,774 INFO L168 Benchmark]: Toolchain (without parser) took 1108.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -170.3 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. [2019-11-28 02:48:41,775 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 02:48:41,777 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1105.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -170.3 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. [2019-11-28 02:48:41,779 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1105.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 951.0 MB in the beginning and 1.1 GB in the end (delta: -170.3 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2330]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...