./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 509859d6 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 0.1.24-509859d [2019-11-27 17:47:34,570 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:47:34,575 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:47:34,598 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:47:34,599 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:47:34,602 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:47:34,606 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:47:34,619 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:47:34,626 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:47:34,631 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:47:34,633 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:47:34,638 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:47:34,639 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:47:34,641 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:47:34,644 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:47:34,646 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:47:34,647 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:47:34,648 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:47:34,653 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:47:34,657 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:47:34,662 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:47:34,669 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:47:34,670 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:47:34,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:47:34,679 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:47:34,679 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:47:34,679 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:47:34,681 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:47:34,685 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:47:34,686 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:47:34,686 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:47:34,687 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:47:34,688 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:47:34,688 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:47:34,691 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:47:34,693 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:47:34,694 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:47:34,694 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:47:34,695 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:47:34,695 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:47:34,699 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:47:34,700 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-27 17:47:34,727 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:47:34,730 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:47:34,732 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:47:34,735 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:47:34,735 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:47:34,735 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:47:34,736 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:47:34,736 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:47:34,736 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:47:34,736 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:47:34,737 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:47:34,737 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:47:34,738 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:47:34,738 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:47:34,738 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:47:34,740 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:47:34,740 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:47:34,740 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:47:34,740 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:47:34,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:47:34,741 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:47:34,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:47:34,741 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:47:34,743 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:47:34,743 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 [2019-11-27 17:47:35,191 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:47:35,209 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:47:35,214 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:47:35,218 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:47:35,220 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:47:35,221 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2019-11-27 17:47:35,331 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72798e0c7/60d3abee3c5745bcae7530d192453a62/FLAG159d02d5d [2019-11-27 17:47:36,357 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:47:36,359 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2019-11-27 17:47:36,403 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72798e0c7/60d3abee3c5745bcae7530d192453a62/FLAG159d02d5d [2019-11-27 17:47:36,869 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72798e0c7/60d3abee3c5745bcae7530d192453a62 [2019-11-27 17:47:36,874 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:47:36,876 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:47:36,883 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:47:36,883 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:47:36,886 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:47:36,892 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:47:36" (1/1) ... [2019-11-27 17:47:36,897 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@585ae230 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:36, skipping insertion in model container [2019-11-27 17:47:36,898 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:47:36" (1/1) ... [2019-11-27 17:47:36,910 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:47:37,020 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:47:38,570 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 [2019-11-27 17:47:38,573 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@715f0cdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:38, skipping insertion in model container [2019-11-27 17:47:38,574 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:47:38,574 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-27 17:47:38,579 INFO L168 Benchmark]: Toolchain (without parser) took 1700.74 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 978.5 MB in the end (delta: -22.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-27 17:47:38,580 INFO L168 Benchmark]: CDTParser took 1.86 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. [2019-11-27 17:47:38,584 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1691.18 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 978.5 MB in the end (delta: -22.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-27 17:47:38,586 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.86 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 1691.18 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 978.5 MB in the end (delta: -22.6 MB). Peak memory consumption was 27.6 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 0.1.24-509859d [2019-11-27 17:47:41,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:47:41,213 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:47:41,235 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:47:41,235 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:47:41,237 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:47:41,241 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:47:41,249 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:47:41,255 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:47:41,260 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:47:41,261 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:47:41,265 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:47:41,265 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:47:41,269 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:47:41,270 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:47:41,273 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:47:41,276 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:47:41,277 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:47:41,280 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:47:41,285 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:47:41,291 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:47:41,297 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:47:41,298 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:47:41,302 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:47:41,307 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:47:41,308 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:47:41,308 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:47:41,309 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:47:41,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:47:41,313 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:47:41,313 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:47:41,314 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:47:41,317 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:47:41,318 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:47:41,319 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:47:41,319 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:47:41,322 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:47:41,322 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:47:41,323 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:47:41,323 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:47:41,325 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:47:41,326 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-27 17:47:41,366 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:47:41,369 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:47:41,370 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:47:41,371 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:47:41,371 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:47:41,374 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:47:41,374 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:47:41,374 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:47:41,374 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:47:41,375 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:47:41,376 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:47:41,376 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:47:41,376 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:47:41,376 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:47:41,377 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:47:41,377 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:47:41,377 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:47:41,377 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:47:41,377 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:47:41,378 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:47:41,381 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:47:41,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:47:41,381 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:47:41,381 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:47:41,382 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:47:41,382 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:47:41,382 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:47:41,382 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 [2019-11-27 17:47:41,801 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:47:41,819 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:47:41,825 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:47:41,827 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:47:41,830 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:47:41,831 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2019-11-27 17:47:41,927 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64f868a4e/1391f8a4e9eb4a60b4d7e2c73f44d942/FLAGa7a0b6fa7 [2019-11-27 17:47:42,896 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:47:42,901 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2019-11-27 17:47:42,946 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64f868a4e/1391f8a4e9eb4a60b4d7e2c73f44d942/FLAGa7a0b6fa7 [2019-11-27 17:47:43,436 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64f868a4e/1391f8a4e9eb4a60b4d7e2c73f44d942 [2019-11-27 17:47:43,442 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:47:43,444 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:47:43,451 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:47:43,452 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:47:43,459 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:47:43,460 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:47:43" (1/1) ... [2019-11-27 17:47:43,466 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c5579c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:43, skipping insertion in model container [2019-11-27 17:47:43,466 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:47:43" (1/1) ... [2019-11-27 17:47:43,479 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:47:43,593 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:47:45,102 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 [2019-11-27 17:47:45,105 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@83f9dd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:45, skipping insertion in model container [2019-11-27 17:47:45,105 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:47:45,106 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-27 17:47:45,112 INFO L168 Benchmark]: Toolchain (without parser) took 1663.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.1 MB in the beginning and 972.8 MB in the end (delta: -19.7 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-27 17:47:45,112 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-27 17:47:45,114 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1654.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.1 MB in the beginning and 972.8 MB in the end (delta: -19.7 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-27 17:47:45,119 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1654.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.1 MB in the beginning and 972.8 MB in the end (delta: -19.7 MB). Peak memory consumption was 27.6 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...