./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/yes-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -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/yes-2.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 958a30549ea164aaf7fd6c63a0b8e3688a4388c7 ......................................................................................................................... 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 -Xmx15G -Xms4m -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/yes-2.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 958a30549ea164aaf7fd6c63a0b8e3688a4388c7 ............................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 06:21:23,175 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:21:23,177 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:21:23,205 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:21:23,205 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:21:23,206 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:21:23,207 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:21:23,216 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:21:23,217 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:21:23,218 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:21:23,219 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:21:23,220 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:21:23,220 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:21:23,221 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:21:23,222 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:21:23,223 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:21:23,224 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:21:23,225 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:21:23,226 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:21:23,228 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:21:23,230 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:21:23,231 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:21:23,232 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:21:23,232 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:21:23,235 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:21:23,235 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:21:23,235 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:21:23,236 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:21:23,236 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:21:23,237 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:21:23,237 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:21:23,238 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:21:23,239 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:21:23,239 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:21:23,240 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:21:23,241 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:21:23,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:21:23,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:21:23,242 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:21:23,242 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:21:23,243 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:21:23,244 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-20 06:21:23,265 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:21:23,265 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:21:23,266 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:21:23,267 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:21:23,267 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:21:23,267 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:21:23,267 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:21:23,267 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:21:23,267 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:21:23,268 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:21:23,268 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:21:23,268 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-20 06:21:23,268 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:21:23,268 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:21:23,269 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:21:23,269 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:21:23,269 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:21:23,269 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:21:23,269 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:21:23,269 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:21:23,270 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:21:23,270 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:21:23,270 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 06:21:23,270 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 06:21:23,270 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:21:23,270 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 -> 958a30549ea164aaf7fd6c63a0b8e3688a4388c7 [2020-10-20 06:21:23,485 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:21:23,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:21:23,500 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:21:23,501 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:21:23,502 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:21:23,502 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/yes-2.i [2020-10-20 06:21:23,566 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d69725ce9/12dcce9711e448998c2c1629d703e28e/FLAGbd2d0774a [2020-10-20 06:21:24,193 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:21:24,195 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/yes-2.i [2020-10-20 06:21:24,223 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d69725ce9/12dcce9711e448998c2c1629d703e28e/FLAGbd2d0774a [2020-10-20 06:21:24,341 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d69725ce9/12dcce9711e448998c2c1629d703e28e [2020-10-20 06:21:24,344 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:21:24,351 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:21:24,352 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:24,352 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:21:24,355 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:21:24,356 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:24" (1/1) ... [2020-10-20 06:21:24,359 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@425bcd6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:24, skipping insertion in model container [2020-10-20 06:21:24,359 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:24" (1/1) ... [2020-10-20 06:21:24,367 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:21:24,520 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:21:25,353 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2020-10-20 06:21:25,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@15d7e89f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:25, skipping insertion in model container [2020-10-20 06:21:25,354 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:25,354 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-20 06:21:25,357 INFO L168 Benchmark]: Toolchain (without parser) took 1010.38 ms. Allocated memory was 34.1 MB in the beginning and 45.1 MB in the end (delta: 11.0 MB). Free memory was 6.8 MB in the beginning and 17.3 MB in the end (delta: -10.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:25,359 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 33.0 MB. Free memory was 18.1 MB in the beginning and 18.0 MB in the end (delta: 41.9 kB). Peak memory consumption was 41.9 kB. Max. memory is 14.3 GB. [2020-10-20 06:21:25,360 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1002.29 ms. Allocated memory was 34.1 MB in the beginning and 45.1 MB in the end (delta: 11.0 MB). Free memory was 5.9 MB in the beginning and 17.3 MB in the end (delta: -11.3 MB). Peak memory consumption was 5.6 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:25,363 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 33.0 MB. Free memory was 18.1 MB in the beginning and 18.0 MB in the end (delta: 41.9 kB). Peak memory consumption was 41.9 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1002.29 ms. Allocated memory was 34.1 MB in the beginning and 45.1 MB in the end (delta: 11.0 MB). Free memory was 5.9 MB in the beginning and 17.3 MB in the end (delta: -11.3 MB). Peak memory consumption was 5.6 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2259]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 06:21:27,336 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:21:27,339 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:21:27,382 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:21:27,382 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:21:27,383 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:21:27,384 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:21:27,395 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:21:27,397 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:21:27,398 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:21:27,399 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:21:27,400 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:21:27,400 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:21:27,401 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:21:27,402 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:21:27,403 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:21:27,404 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:21:27,405 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:21:27,407 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:21:27,411 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:21:27,414 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:21:27,415 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:21:27,416 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:21:27,420 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:21:27,425 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:21:27,426 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:21:27,426 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:21:27,427 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:21:27,427 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:21:27,428 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:21:27,430 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:21:27,431 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:21:27,432 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:21:27,433 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:21:27,436 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:21:27,436 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:21:27,437 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:21:27,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:21:27,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:21:27,438 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:21:27,440 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:21:27,441 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-20 06:21:27,462 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:21:27,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:21:27,463 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:21:27,464 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:21:27,464 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:21:27,464 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:21:27,464 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:21:27,465 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:21:27,465 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:21:27,465 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:21:27,465 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:21:27,466 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-20 06:21:27,466 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:21:27,466 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:21:27,466 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 06:21:27,467 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 06:21:27,467 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:21:27,467 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:21:27,467 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:21:27,468 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:21:27,468 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:21:27,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:21:27,469 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:21:27,469 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:21:27,469 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 06:21:27,469 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 06:21:27,470 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:21:27,470 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 06:21:27,470 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 -> 958a30549ea164aaf7fd6c63a0b8e3688a4388c7 [2020-10-20 06:21:27,681 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:21:27,693 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:21:27,696 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:21:27,698 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:21:27,698 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:21:27,699 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/yes-2.i [2020-10-20 06:21:27,771 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55644f728/3b110b9b434d4110ad601afb14401436/FLAGa26344c00 [2020-10-20 06:21:28,401 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:21:28,403 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/yes-2.i [2020-10-20 06:21:28,434 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55644f728/3b110b9b434d4110ad601afb14401436/FLAGa26344c00 [2020-10-20 06:21:28,593 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55644f728/3b110b9b434d4110ad601afb14401436 [2020-10-20 06:21:28,597 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:21:28,612 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:21:28,613 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:28,613 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:21:28,616 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:21:28,617 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:28" (1/1) ... [2020-10-20 06:21:28,620 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a7416e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:28, skipping insertion in model container [2020-10-20 06:21:28,621 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:28" (1/1) ... [2020-10-20 06:21:28,628 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:21:28,693 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:21:29,516 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2020-10-20 06:21:29,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1ae9bfff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:29, skipping insertion in model container [2020-10-20 06:21:29,517 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:29,518 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-20 06:21:29,521 INFO L168 Benchmark]: Toolchain (without parser) took 921.69 ms. Allocated memory was 33.6 MB in the beginning and 45.6 MB in the end (delta: 12.1 MB). Free memory was 5.6 MB in the beginning and 26.0 MB in the end (delta: -20.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:29,522 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 33.0 MB. Free memory was 17.5 MB in the beginning and 17.5 MB in the end (delta: 39.9 kB). Peak memory consumption was 39.9 kB. Max. memory is 14.3 GB. [2020-10-20 06:21:29,523 INFO L168 Benchmark]: CACSL2BoogieTranslator took 905.00 ms. Allocated memory was 35.1 MB in the beginning and 45.6 MB in the end (delta: 10.5 MB). Free memory was 15.7 MB in the beginning and 26.0 MB in the end (delta: -10.3 MB). Peak memory consumption was 14.9 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:29,526 INFO L339 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 33.0 MB. Free memory was 17.5 MB in the beginning and 17.5 MB in the end (delta: 39.9 kB). Peak memory consumption was 39.9 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 905.00 ms. Allocated memory was 35.1 MB in the beginning and 45.6 MB in the end (delta: 10.5 MB). Free memory was 15.7 MB in the beginning and 26.0 MB in the end (delta: -10.3 MB). Peak memory consumption was 14.9 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2259]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...