./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 906a4fb5 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 e74f98059c168bbea3fa809da06c6e55d25d54fc ......................................................................................................................... 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 e74f98059c168bbea3fa809da06c6e55d25d54fc ............................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-906a4fb [2020-10-19 18:28:25,586 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:28:25,588 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:28:25,626 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:28:25,626 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:28:25,635 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:28:25,638 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:28:25,642 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:28:25,644 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:28:25,647 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:28:25,649 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:28:25,651 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:28:25,651 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:28:25,654 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:28:25,656 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:28:25,658 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:28:25,659 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:28:25,661 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:28:25,664 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:28:25,671 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:28:25,674 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:28:25,675 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:28:25,677 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:28:25,678 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:28:25,691 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:28:25,695 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:28:25,695 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:28:25,696 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:28:25,697 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:28:25,701 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:28:25,701 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:28:25,702 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:28:25,703 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:28:25,704 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:28:25,705 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:28:25,705 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:28:25,706 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:28:25,706 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:28:25,706 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:28:25,707 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:28:25,708 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:28:25,709 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-19 18:28:25,755 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:28:25,756 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:28:25,758 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:28:25,759 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:28:25,759 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:28:25,760 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:28:25,760 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:28:25,760 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:28:25,760 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:28:25,761 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-19 18:28:25,762 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-19 18:28:25,762 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-19 18:28:25,762 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 18:28:25,763 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-19 18:28:25,763 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:28:25,764 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:28:25,764 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:28:25,764 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 18:28:25,764 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 18:28:25,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 18:28:25,765 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:28:25,766 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 18:28:25,766 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 18:28:25,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-19 18:28:25,766 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:28:25,767 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 -> e74f98059c168bbea3fa809da06c6e55d25d54fc [2020-10-19 18:28:26,134 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:28:26,147 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:28:26,151 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:28:26,153 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:28:26,153 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:28:26,154 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2020-10-19 18:28:26,221 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4029ccde8/1b9cee1c488546c18e362fb5fc6cc691/FLAGdba9fddfa [2020-10-19 18:28:26,932 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:28:26,934 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2020-10-19 18:28:26,976 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4029ccde8/1b9cee1c488546c18e362fb5fc6cc691/FLAGdba9fddfa [2020-10-19 18:28:27,052 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4029ccde8/1b9cee1c488546c18e362fb5fc6cc691 [2020-10-19 18:28:27,057 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:28:27,065 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-19 18:28:27,068 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:28:27,068 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:28:27,072 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:28:27,073 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:28:27" (1/1) ... [2020-10-19 18:28:27,077 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bbf86db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:28:27, skipping insertion in model container [2020-10-19 18:28:27,077 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:28:27" (1/1) ... [2020-10-19 18:28:27,087 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:28:27,175 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:28:28,299 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 [2020-10-19 18:28:28,300 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@755a74eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:28:28, skipping insertion in model container [2020-10-19 18:28:28,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:28:28,301 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-19 18:28:28,304 INFO L168 Benchmark]: Toolchain (without parser) took 1244.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -156.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:28,309 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:28:28,310 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1232.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -156.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:28,315 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1232.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -156.2 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2479]: 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 0.1.25-906a4fb [2020-10-19 18:28:30,059 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:28:30,062 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:28:30,085 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:28:30,086 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:28:30,087 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:28:30,089 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:28:30,091 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:28:30,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:28:30,094 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:28:30,096 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:28:30,097 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:28:30,098 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:28:30,099 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:28:30,100 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:28:30,101 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:28:30,106 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:28:30,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:28:30,112 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:28:30,114 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:28:30,119 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:28:30,120 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:28:30,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:28:30,122 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:28:30,125 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:28:30,125 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:28:30,125 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:28:30,126 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:28:30,127 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:28:30,127 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:28:30,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:28:30,128 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:28:30,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:28:30,130 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:28:30,131 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:28:30,131 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:28:30,132 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:28:30,132 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:28:30,132 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:28:30,133 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:28:30,134 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:28:30,135 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-19 18:28:30,157 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:28:30,158 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:28:30,159 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:28:30,159 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:28:30,159 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:28:30,160 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:28:30,160 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:28:30,160 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:28:30,160 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:28:30,161 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-19 18:28:30,161 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-19 18:28:30,161 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-19 18:28:30,161 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 18:28:30,161 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-19 18:28:30,162 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-19 18:28:30,162 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-19 18:28:30,162 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:28:30,162 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:28:30,163 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:28:30,163 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 18:28:30,163 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 18:28:30,163 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 18:28:30,164 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:28:30,164 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 18:28:30,164 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-19 18:28:30,164 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-19 18:28:30,164 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:28:30,165 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-19 18:28:30,165 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 -> e74f98059c168bbea3fa809da06c6e55d25d54fc [2020-10-19 18:28:30,570 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:28:30,591 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:28:30,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:28:30,597 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:28:30,598 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:28:30,600 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2020-10-19 18:28:30,680 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/badb0e39a/2affa66831514b07a9b9c1a63693b40c/FLAG71577f28c [2020-10-19 18:28:31,385 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:28:31,386 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2020-10-19 18:28:31,416 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/badb0e39a/2affa66831514b07a9b9c1a63693b40c/FLAG71577f28c [2020-10-19 18:28:31,518 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/badb0e39a/2affa66831514b07a9b9c1a63693b40c [2020-10-19 18:28:31,524 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:28:31,531 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-19 18:28:31,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:28:31,534 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:28:31,538 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:28:31,539 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:28:31" (1/1) ... [2020-10-19 18:28:31,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231bdf95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:28:31, skipping insertion in model container [2020-10-19 18:28:31,543 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:28:31" (1/1) ... [2020-10-19 18:28:31,552 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:28:31,647 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:28:32,953 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 [2020-10-19 18:28:32,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@cd05eba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:28:32, skipping insertion in model container [2020-10-19 18:28:32,955 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:28:32,956 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-19 18:28:32,959 INFO L168 Benchmark]: Toolchain (without parser) took 1432.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -158.6 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:32,960 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:28:32,963 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1421.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -158.6 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:32,966 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1421.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -158.6 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2479]: 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...