./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 da95e156 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-da95e15 [2019-11-27 11:25:10,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:25:10,403 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:25:10,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:25:10,436 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:25:10,448 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:25:10,450 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:25:10,467 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:25:10,473 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:25:10,478 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:25:10,480 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:25:10,486 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:25:10,488 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:25:10,492 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:25:10,497 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:25:10,502 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:25:10,506 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:25:10,509 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:25:10,514 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:25:10,522 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:25:10,531 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:25:10,540 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:25:10,542 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:25:10,547 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:25:10,553 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:25:10,555 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:25:10,555 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:25:10,559 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:25:10,560 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:25:10,561 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:25:10,563 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:25:10,564 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:25:10,566 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:25:10,570 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:25:10,573 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:25:10,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:25:10,577 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:25:10,578 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:25:10,578 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:25:10,583 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:25:10,585 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:25:10,589 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-27 11:25:10,628 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:25:10,629 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:25:10,634 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:25:10,635 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:25:10,635 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:25:10,635 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:25:10,636 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:25:10,636 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:25:10,636 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:25:10,636 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:25:10,638 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:25:10,639 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:25:10,639 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:25:10,642 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:25:10,643 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:25:10,643 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:25:10,643 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:25:10,643 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:25:10,644 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:25:10,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:25:10,644 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:25:10,645 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:25:10,645 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:25:10,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:25:10,647 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 11:25:11,234 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:25:11,262 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:25:11,270 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:25:11,274 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:25:11,275 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:25:11,276 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2019-11-27 11:25:11,427 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ed10f0a7/9b17627833444322ae75420152f5439f/FLAGed2e7b27c [2019-11-27 11:25:12,883 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:25:12,884 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2019-11-27 11:25:12,953 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ed10f0a7/9b17627833444322ae75420152f5439f/FLAGed2e7b27c [2019-11-27 11:25:13,242 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ed10f0a7/9b17627833444322ae75420152f5439f [2019-11-27 11:25:13,247 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:25:13,249 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:25:13,261 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:25:13,262 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:25:13,267 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:25:13,268 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:25:13" (1/1) ... [2019-11-27 11:25:13,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a81a577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:25:13, skipping insertion in model container [2019-11-27 11:25:13,280 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:25:13" (1/1) ... [2019-11-27 11:25:13,295 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:25:13,465 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:25:15,656 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 11:25:15,661 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3658492e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:25:15, skipping insertion in model container [2019-11-27 11:25:15,661 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:25:15,662 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-27 11:25:15,672 INFO L168 Benchmark]: Toolchain (without parser) took 2418.36 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 972.5 MB in the end (delta: -18.1 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. [2019-11-27 11:25:15,673 INFO L168 Benchmark]: CDTParser took 2.37 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 11:25:15,675 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2400.35 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 972.5 MB in the end (delta: -18.1 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. [2019-11-27 11:25:15,682 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.37 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 2400.35 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 972.5 MB in the end (delta: -18.1 MB). Peak memory consumption was 27.9 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-da95e15 [2019-11-27 11:25:19,566 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:25:19,571 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:25:19,592 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:25:19,594 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:25:19,596 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:25:19,598 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:25:19,625 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:25:19,631 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:25:19,633 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:25:19,638 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:25:19,643 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:25:19,644 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:25:19,650 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:25:19,651 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:25:19,656 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:25:19,659 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:25:19,661 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:25:19,663 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:25:19,672 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:25:19,681 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:25:19,689 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:25:19,691 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:25:19,693 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:25:19,701 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:25:19,701 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:25:19,704 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:25:19,706 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:25:19,707 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:25:19,708 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:25:19,710 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:25:19,711 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:25:19,713 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:25:19,716 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:25:19,718 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:25:19,721 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:25:19,722 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:25:19,722 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:25:19,723 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:25:19,727 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:25:19,729 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:25:19,730 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-27 11:25:19,770 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:25:19,771 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:25:19,775 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:25:19,776 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:25:19,776 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:25:19,777 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:25:19,779 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:25:19,779 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:25:19,779 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:25:19,780 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:25:19,781 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:25:19,781 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:25:19,784 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:25:19,784 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:25:19,785 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:25:19,785 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:25:19,785 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:25:19,786 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:25:19,786 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:25:19,787 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:25:19,787 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:25:19,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:25:19,790 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:25:19,791 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:25:19,791 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:25:19,791 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:25:19,791 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:25:19,792 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 11:25:20,399 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:25:20,428 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:25:20,436 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:25:20,439 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:25:20,441 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:25:20,444 INFO L428 ainManager$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 11:25:20,600 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d5923605/5755abe435d24eae96098fd12af9a7aa/FLAG5af77168a [2019-11-27 11:25:21,923 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:25:21,924 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2019-11-27 11:25:21,965 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d5923605/5755abe435d24eae96098fd12af9a7aa/FLAG5af77168a [2019-11-27 11:25:22,201 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d5923605/5755abe435d24eae96098fd12af9a7aa [2019-11-27 11:25:22,209 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:25:22,210 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:25:22,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:25:22,215 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:25:22,220 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:25:22,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:25:22" (1/1) ... [2019-11-27 11:25:22,225 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 27.11 11:25:22, skipping insertion in model container [2019-11-27 11:25:22,225 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:25:22" (1/1) ... [2019-11-27 11:25:22,236 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:25:22,348 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:25:24,022 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 11:25:24,026 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@41ee0f5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:25:24, skipping insertion in model container [2019-11-27 11:25:24,027 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:25:24,027 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-27 11:25:24,031 INFO L168 Benchmark]: Toolchain (without parser) took 1818.41 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 966.9 MB in the end (delta: -12.3 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. [2019-11-27 11:25:24,032 INFO L168 Benchmark]: CDTParser took 0.84 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 11:25:24,034 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1811.98 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 966.9 MB in the end (delta: -12.3 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. [2019-11-27 11:25:24,037 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.84 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 1811.98 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 966.9 MB in the end (delta: -12.3 MB). Peak memory consumption was 27.8 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...