./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 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/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 0.1.24-30f4e4a [2019-11-28 02:48:53,247 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 02:48:53,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 02:48:53,260 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 02:48:53,260 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 02:48:53,261 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 02:48:53,263 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 02:48:53,264 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 02:48:53,266 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 02:48:53,267 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 02:48:53,268 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 02:48:53,269 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 02:48:53,269 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 02:48:53,270 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 02:48:53,271 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 02:48:53,272 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 02:48:53,273 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 02:48:53,274 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 02:48:53,276 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 02:48:53,278 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 02:48:53,280 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 02:48:53,281 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 02:48:53,284 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 02:48:53,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 02:48:53,290 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 02:48:53,293 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 02:48:53,293 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 02:48:53,294 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 02:48:53,296 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 02:48:53,297 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 02:48:53,298 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 02:48:53,299 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 02:48:53,299 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 02:48:53,300 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 02:48:53,301 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 02:48:53,303 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 02:48:53,305 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 02:48:53,306 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 02:48:53,306 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 02:48:53,307 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 02:48:53,311 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 02:48:53,313 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-28 02:48:53,337 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 02:48:53,338 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 02:48:53,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 02:48:53,340 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 02:48:53,340 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 02:48:53,340 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 02:48:53,340 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 02:48:53,341 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 02:48:53,341 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 02:48:53,341 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-28 02:48:53,342 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-28 02:48:53,343 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-28 02:48:53,343 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 02:48:53,344 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-28 02:48:53,344 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 02:48:53,344 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 02:48:53,345 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 02:48:53,345 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 02:48:53,345 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 02:48:53,345 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 02:48:53,346 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 02:48:53,346 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 02:48:53,346 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 02:48:53,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 02:48:53,347 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 [2019-11-28 02:48:53,663 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 02:48:53,679 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 02:48:53,683 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 02:48:53,684 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 02:48:53,685 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 02:48:53,685 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2019-11-28 02:48:53,747 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be8797a44/c66cf38b29a645c1b1cb0bdf716f7f2b/FLAGb280e75ed [2019-11-28 02:48:54,465 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 02:48:54,466 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2019-11-28 02:48:54,507 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be8797a44/c66cf38b29a645c1b1cb0bdf716f7f2b/FLAGb280e75ed [2019-11-28 02:48:54,563 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/be8797a44/c66cf38b29a645c1b1cb0bdf716f7f2b [2019-11-28 02:48:54,566 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 02:48:54,568 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-28 02:48:54,570 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 02:48:54,570 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 02:48:54,573 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 02:48:54,574 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:48:54" (1/1) ... [2019-11-28 02:48:54,577 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cb204d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:54, skipping insertion in model container [2019-11-28 02:48:54,578 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:48:54" (1/1) ... [2019-11-28 02:48:54,586 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 02:48:54,683 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 02:48:55,639 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-11-28 02:48:55,640 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@38f94618 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:55, skipping insertion in model container [2019-11-28 02:48:55,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 02:48:55,641 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-28 02:48:55,644 INFO L168 Benchmark]: Toolchain (without parser) took 1074.78 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.6 MB). Free memory was 946.9 MB in the beginning and 1.1 GB in the end (delta: -128.8 MB). Peak memory consumption was 33.5 MB. Max. memory is 11.5 GB. [2019-11-28 02:48:55,645 INFO L168 Benchmark]: CDTParser took 0.25 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 02:48:55,646 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1071.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.6 MB). Free memory was 946.9 MB in the beginning and 1.1 GB in the end (delta: -128.8 MB). Peak memory consumption was 33.5 MB. Max. memory is 11.5 GB. [2019-11-28 02:48:55,648 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 1071.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 110.6 MB). Free memory was 946.9 MB in the beginning and 1.1 GB in the end (delta: -128.8 MB). Peak memory consumption was 33.5 MB. Max. memory is 11.5 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 0.1.24-30f4e4a [2019-11-28 02:48:57,449 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 02:48:57,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 02:48:57,463 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 02:48:57,464 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 02:48:57,465 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 02:48:57,467 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 02:48:57,468 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 02:48:57,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 02:48:57,471 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 02:48:57,472 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 02:48:57,473 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 02:48:57,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 02:48:57,475 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 02:48:57,476 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 02:48:57,477 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 02:48:57,478 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 02:48:57,479 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 02:48:57,481 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 02:48:57,483 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 02:48:57,484 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 02:48:57,485 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 02:48:57,486 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 02:48:57,487 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 02:48:57,490 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 02:48:57,490 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 02:48:57,490 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 02:48:57,491 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 02:48:57,492 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 02:48:57,493 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 02:48:57,493 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 02:48:57,494 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 02:48:57,495 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 02:48:57,495 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 02:48:57,496 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 02:48:57,497 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 02:48:57,497 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 02:48:57,498 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 02:48:57,498 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 02:48:57,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 02:48:57,500 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 02:48:57,500 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-28 02:48:57,514 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 02:48:57,515 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 02:48:57,516 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 02:48:57,516 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 02:48:57,517 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 02:48:57,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 02:48:57,517 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 02:48:57,517 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 02:48:57,518 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 02:48:57,518 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-28 02:48:57,518 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-28 02:48:57,519 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-28 02:48:57,519 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 02:48:57,519 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-28 02:48:57,519 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 02:48:57,520 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 02:48:57,520 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 02:48:57,520 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 02:48:57,520 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 02:48:57,521 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 02:48:57,521 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 02:48:57,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 02:48:57,522 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 02:48:57,522 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 02:48:57,522 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 02:48:57,522 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 02:48:57,523 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 02:48:57,523 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 [2019-11-28 02:48:57,828 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 02:48:57,841 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 02:48:57,844 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 02:48:57,846 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 02:48:57,846 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 02:48:57,847 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2019-11-28 02:48:57,919 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1874e34f6/209d457114fa4c98956500667681b688/FLAG7f4f32f53 [2019-11-28 02:48:58,586 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 02:48:58,586 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2019-11-28 02:48:58,616 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1874e34f6/209d457114fa4c98956500667681b688/FLAG7f4f32f53 [2019-11-28 02:48:58,728 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1874e34f6/209d457114fa4c98956500667681b688 [2019-11-28 02:48:58,731 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 02:48:58,733 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-28 02:48:58,734 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 02:48:58,734 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 02:48:58,737 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 02:48:58,738 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:48:58" (1/1) ... [2019-11-28 02:48:58,741 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@84f28a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:58, skipping insertion in model container [2019-11-28 02:48:58,741 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:48:58" (1/1) ... [2019-11-28 02:48:58,748 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 02:48:58,830 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 02:48:59,950 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-11-28 02:48:59,951 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@414f2357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:48:59, skipping insertion in model container [2019-11-28 02:48:59,951 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 02:48:59,952 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-28 02:48:59,955 INFO L168 Benchmark]: Toolchain (without parser) took 1220.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -141.2 MB). Peak memory consumption was 33.4 MB. Max. memory is 11.5 GB. [2019-11-28 02:48:59,956 INFO L168 Benchmark]: CDTParser took 0.26 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 02:48:59,957 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1217.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -141.2 MB). Peak memory consumption was 33.4 MB. Max. memory is 11.5 GB. [2019-11-28 02:48:59,960 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 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1217.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -141.2 MB). Peak memory consumption was 33.4 MB. Max. memory is 11.5 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...