./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/usleep-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 65d6cd23 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/usleep-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 ba08cd55fce0f365943ff7f28606e9c05cd7ccab ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/usleep-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 ba08cd55fce0f365943ff7f28606e9c05cd7ccab ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:29:46,933 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:29:46,937 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:29:46,970 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:29:46,972 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:29:46,983 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:29:46,985 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:29:47,004 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:29:47,006 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:29:47,012 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:29:47,015 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:29:47,020 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:29:47,021 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:29:47,026 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:29:47,029 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:29:47,032 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:29:47,038 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:29:47,041 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:29:47,047 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:29:47,055 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:29:47,062 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:29:47,068 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:29:47,073 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:29:47,075 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:29:47,084 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:29:47,085 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:29:47,085 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:29:47,087 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:29:47,090 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:29:47,091 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:29:47,093 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:29:47,094 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:29:47,096 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:29:47,099 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:29:47,101 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:29:47,104 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:29:47,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:29:47,106 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:29:47,106 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:29:47,107 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:29:47,110 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:29:47,115 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-26 00:29:47,152 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:29:47,153 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:29:47,157 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:29:47,160 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:29:47,160 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:29:47,161 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:29:47,161 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:29:47,161 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:29:47,161 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:29:47,162 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:29:47,163 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:29:47,166 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:29:47,166 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:29:47,167 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:29:47,167 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:29:47,167 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:29:47,168 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:29:47,168 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:29:47,168 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:29:47,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:29:47,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:29:47,171 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:29:47,171 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:29:47,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:29:47,172 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 -> ba08cd55fce0f365943ff7f28606e9c05cd7ccab [2019-11-26 00:29:47,844 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:29:47,879 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:29:47,886 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:29:47,891 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:29:47,892 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:29:47,893 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2019-11-26 00:29:48,052 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0cf5bae3c/723975dbda474c489d3603090ff4854c/FLAGaa81d744e [2019-11-26 00:29:49,450 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:29:49,452 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2019-11-26 00:29:49,532 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0cf5bae3c/723975dbda474c489d3603090ff4854c/FLAGaa81d744e [2019-11-26 00:29:49,708 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0cf5bae3c/723975dbda474c489d3603090ff4854c [2019-11-26 00:29:49,712 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:29:49,716 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:29:49,725 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:29:49,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:29:49,730 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:29:49,731 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:49" (1/1) ... [2019-11-26 00:29:49,741 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d57adf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:49, skipping insertion in model container [2019-11-26 00:29:49,742 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:49" (1/1) ... [2019-11-26 00:29:49,758 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:29:49,928 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:29:52,477 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2019-11-26 00:29:52,479 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@453e6bb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:52, skipping insertion in model container [2019-11-26 00:29:52,479 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:29:52,480 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 00:29:52,488 INFO L168 Benchmark]: Toolchain (without parser) took 2768.00 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 983.8 MB in the end (delta: -27.8 MB). Peak memory consumption was 28.1 MB. Max. memory is 12.5 GB. [2019-11-26 00:29:52,490 INFO L168 Benchmark]: CDTParser took 2.55 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. [2019-11-26 00:29:52,494 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2754.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 983.8 MB in the end (delta: -27.8 MB). Peak memory consumption was 28.1 MB. Max. memory is 12.5 GB. [2019-11-26 00:29:52,501 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.55 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 2754.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 983.8 MB in the end (delta: -27.8 MB). Peak memory consumption was 28.1 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2465]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:29:56,193 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:29:56,195 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:29:56,234 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:29:56,235 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:29:56,240 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:29:56,242 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:29:56,260 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:29:56,265 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:29:56,267 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:29:56,271 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:29:56,275 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:29:56,278 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:29:56,282 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:29:56,285 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:29:56,288 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:29:56,291 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:29:56,294 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:29:56,299 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:29:56,308 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:29:56,315 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:29:56,323 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:29:56,324 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:29:56,328 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:29:56,335 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:29:56,335 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:29:56,336 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:29:56,339 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:29:56,349 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:29:56,351 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:29:56,354 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:29:56,355 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:29:56,356 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:29:56,360 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:29:56,361 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:29:56,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:29:56,365 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:29:56,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:29:56,366 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:29:56,367 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:29:56,373 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:29:56,374 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-26 00:29:56,413 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:29:56,414 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:29:56,426 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:29:56,428 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:29:56,428 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:29:56,429 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:29:56,429 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:29:56,431 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:29:56,431 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:29:56,431 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:29:56,433 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:29:56,434 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:29:56,434 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:29:56,435 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:29:56,437 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:29:56,437 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:29:56,437 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:29:56,438 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:29:56,438 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:29:56,438 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:29:56,440 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:29:56,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:29:56,440 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:29:56,441 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:29:56,443 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:29:56,443 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:29:56,443 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:29:56,444 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 -> ba08cd55fce0f365943ff7f28606e9c05cd7ccab [2019-11-26 00:29:56,938 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:29:56,966 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:29:56,974 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:29:56,976 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:29:56,979 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:29:56,980 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2019-11-26 00:29:57,126 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7890f2b90/f703d9d2e100440380ca1f8ff57bd12f/FLAGd95bdc208 [2019-11-26 00:29:58,527 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:29:58,531 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2019-11-26 00:29:58,588 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7890f2b90/f703d9d2e100440380ca1f8ff57bd12f/FLAGd95bdc208 [2019-11-26 00:29:58,741 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7890f2b90/f703d9d2e100440380ca1f8ff57bd12f [2019-11-26 00:29:58,748 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:29:58,752 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:29:58,761 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:29:58,762 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:29:58,766 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:29:58,773 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:58" (1/1) ... [2019-11-26 00:29:58,779 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d39e63f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:58, skipping insertion in model container [2019-11-26 00:29:58,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:58" (1/1) ... [2019-11-26 00:29:58,794 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:29:58,961 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:30:01,349 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2019-11-26 00:30:01,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@313de85f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:30:01, skipping insertion in model container [2019-11-26 00:30:01,351 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:30:01,351 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 00:30:01,360 INFO L168 Benchmark]: Toolchain (without parser) took 2605.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 973.0 MB in the end (delta: -15.6 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-26 00:30:01,361 INFO L168 Benchmark]: CDTParser took 2.09 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. [2019-11-26 00:30:01,363 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2589.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 973.0 MB in the end (delta: -15.6 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-26 00:30:01,368 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.09 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 2589.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 957.4 MB in the beginning and 973.0 MB in the end (delta: -15.6 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: 2465]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...