./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 32f26835 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/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 d97f14906aac023342f93dc7abaebbdfa2e4707f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/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 d97f14906aac023342f93dc7abaebbdfa2e4707f ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 22:25:21,748 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:25:21,751 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:25:21,775 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:25:21,777 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:25:21,783 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:25:21,785 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:25:21,797 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:25:21,804 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:25:21,810 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:25:21,811 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:25:21,813 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:25:21,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:25:21,818 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:25:21,819 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:25:21,823 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:25:21,824 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:25:21,827 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:25:21,829 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:25:21,835 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:25:21,840 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:25:21,845 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:25:21,848 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:25:21,850 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:25:21,855 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:25:21,856 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:25:21,856 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:25:21,858 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:25:21,859 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:25:21,861 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:25:21,862 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:25:21,862 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:25:21,864 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:25:21,865 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:25:21,869 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:25:21,870 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:25:21,870 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:25:21,871 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:25:21,871 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:25:21,872 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:25:21,874 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:25:21,874 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-24 22:25:21,901 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:25:21,903 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:25:21,907 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:25:21,907 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:25:21,907 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:25:21,907 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:25:21,908 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:25:21,908 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:25:21,909 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:25:21,909 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:25:21,910 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:25:21,910 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:25:21,911 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:25:21,911 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:25:21,911 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:25:21,913 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:25:21,913 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:25:21,913 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:25:21,913 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:25:21,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:25:21,914 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:25:21,915 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:25:21,915 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:25:21,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:25:21,915 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 -> d97f14906aac023342f93dc7abaebbdfa2e4707f [2019-11-24 22:25:22,318 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:25:22,335 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:25:22,343 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:25:22,345 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:25:22,345 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:25:22,347 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/yes-2.i [2019-11-24 22:25:22,452 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88e86c286/bafb300680e649aa8af651719847a4e1/FLAGfc1c9f97f [2019-11-24 22:25:23,440 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:25:23,443 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/yes-2.i [2019-11-24 22:25:23,490 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88e86c286/bafb300680e649aa8af651719847a4e1/FLAGfc1c9f97f [2019-11-24 22:25:23,975 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88e86c286/bafb300680e649aa8af651719847a4e1 [2019-11-24 22:25:23,978 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:25:23,982 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:25:23,988 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:25:23,991 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:25:23,994 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:25:23,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:25:23" (1/1) ... [2019-11-24 22:25:24,002 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@112358cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:25:24, skipping insertion in model container [2019-11-24 22:25:24,004 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:25:23" (1/1) ... [2019-11-24 22:25:24,017 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:25:24,123 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:25:25,672 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 [2019-11-24 22:25:25,676 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@69d669db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:25:25, skipping insertion in model container [2019-11-24 22:25:25,676 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:25:25,676 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-24 22:25:25,682 INFO L168 Benchmark]: Toolchain (without parser) took 1695.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 984.5 MB in the end (delta: -30.0 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-24 22:25:25,682 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:25:25,686 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1687.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 984.5 MB in the end (delta: -30.0 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-24 22:25:25,690 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1687.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 984.5 MB in the end (delta: -30.0 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2245]: 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 0.1.24-32f2683 [2019-11-24 22:25:28,229 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:25:28,234 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:25:28,255 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:25:28,255 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:25:28,257 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:25:28,262 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:25:28,270 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:25:28,273 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:25:28,276 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:25:28,277 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:25:28,282 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:25:28,283 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:25:28,286 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:25:28,286 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:25:28,289 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:25:28,290 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:25:28,295 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:25:28,297 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:25:28,302 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:25:28,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:25:28,311 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:25:28,312 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:25:28,316 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:25:28,320 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:25:28,320 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:25:28,320 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:25:28,323 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:25:28,324 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:25:28,325 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:25:28,325 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:25:28,325 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:25:28,329 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:25:28,330 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:25:28,331 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:25:28,331 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:25:28,332 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:25:28,334 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:25:28,334 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:25:28,335 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:25:28,337 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:25:28,338 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-24 22:25:28,363 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:25:28,363 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:25:28,365 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:25:28,366 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:25:28,367 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:25:28,367 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:25:28,367 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:25:28,367 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:25:28,368 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:25:28,370 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:25:28,370 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:25:28,371 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:25:28,371 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:25:28,371 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:25:28,372 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:25:28,372 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:25:28,372 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:25:28,372 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:25:28,372 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:25:28,373 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:25:28,375 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:25:28,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:25:28,375 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:25:28,375 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:25:28,375 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:25:28,376 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:25:28,376 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:25:28,376 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 -> d97f14906aac023342f93dc7abaebbdfa2e4707f [2019-11-24 22:25:28,780 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:25:28,792 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:25:28,798 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:25:28,800 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:25:28,802 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:25:28,802 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/yes-2.i [2019-11-24 22:25:28,897 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96b299a6d/46d578105f6a42bd8bab4c8fa7d919ab/FLAG361af1074 [2019-11-24 22:25:29,745 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:25:29,747 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/yes-2.i [2019-11-24 22:25:29,795 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96b299a6d/46d578105f6a42bd8bab4c8fa7d919ab/FLAG361af1074 [2019-11-24 22:25:29,839 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96b299a6d/46d578105f6a42bd8bab4c8fa7d919ab [2019-11-24 22:25:29,843 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:25:29,844 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:25:29,861 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:25:29,861 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:25:29,864 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:25:29,866 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:25:29" (1/1) ... [2019-11-24 22:25:29,872 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e8f1ff1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:25:29, skipping insertion in model container [2019-11-24 22:25:29,872 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:25:29" (1/1) ... [2019-11-24 22:25:29,883 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:25:29,992 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:25:31,302 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 [2019-11-24 22:25:31,303 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@35ad84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:25:31, skipping insertion in model container [2019-11-24 22:25:31,304 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:25:31,304 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-24 22:25:31,309 INFO L168 Benchmark]: Toolchain (without parser) took 1462.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 983.0 MB in the end (delta: -28.5 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-24 22:25:31,310 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:25:31,313 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1442.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 983.0 MB in the end (delta: -28.5 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-24 22:25:31,318 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1442.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 983.0 MB in the end (delta: -28.5 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2245]: 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...