./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/fold-1.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/fold-1.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 54b0758df624f8cf1ce01b480c4a992dbdbcfc97 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/fold-1.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 54b0758df624f8cf1ce01b480c4a992dbdbcfc97 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:47:21,005 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:47:21,012 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:47:21,046 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:47:21,047 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:47:21,052 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:47:21,054 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:47:21,074 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:47:21,076 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:47:21,080 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:47:21,085 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:47:21,090 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:47:21,092 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:47:21,096 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:47:21,102 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:47:21,107 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:47:21,109 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:47:21,114 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:47:21,117 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:47:21,129 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:47:21,135 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:47:21,141 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:47:21,144 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:47:21,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:47:21,156 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:47:21,157 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:47:21,157 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:47:21,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:47:21,163 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:47:21,164 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:47:21,164 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:47:21,167 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:47:21,169 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:47:21,173 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:47:21,175 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:47:21,175 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:47:21,177 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:47:21,180 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:47:21,180 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:47:21,182 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:47:21,186 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:47:21,187 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-27 17:47:21,226 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:47:21,228 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:47:21,232 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:47:21,233 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:47:21,233 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:47:21,235 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:47:21,235 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:47:21,236 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:47:21,236 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:47:21,238 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:47:21,239 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:47:21,239 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:47:21,240 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:47:21,240 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:47:21,243 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:47:21,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:47:21,243 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:47:21,244 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:47:21,244 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:47:21,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:47:21,245 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:47:21,245 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:47:21,248 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:47:21,248 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:47:21,248 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 -> 54b0758df624f8cf1ce01b480c4a992dbdbcfc97 [2019-11-27 17:47:21,799 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:47:21,834 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:47:21,839 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:47:21,844 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:47:21,847 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:47:21,849 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2019-11-27 17:47:22,005 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b72bbedd/42e86fce2c83447fab8404764a03ef1b/FLAGfc53d26f3 [2019-11-27 17:47:23,559 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:47:23,561 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2019-11-27 17:47:23,639 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b72bbedd/42e86fce2c83447fab8404764a03ef1b/FLAGfc53d26f3 [2019-11-27 17:47:23,781 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b72bbedd/42e86fce2c83447fab8404764a03ef1b [2019-11-27 17:47:23,785 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:47:23,788 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:47:23,798 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:47:23,798 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:47:23,802 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:47:23,804 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:47:23" (1/1) ... [2019-11-27 17:47:23,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c614111 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:23, skipping insertion in model container [2019-11-27 17:47:23,821 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:47:23" (1/1) ... [2019-11-27 17:47:23,842 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:47:24,023 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:47:26,753 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-11-27 17:47:26,754 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@abd3746 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:26, skipping insertion in model container [2019-11-27 17:47:26,756 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:47:26,756 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-27 17:47:26,765 INFO L168 Benchmark]: Toolchain (without parser) took 2972.28 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 972.4 MB in the end (delta: -16.4 MB). Peak memory consumption was 28.1 MB. Max. memory is 12.5 GB. [2019-11-27 17:47:26,767 INFO L168 Benchmark]: CDTParser took 1.31 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 17:47:26,770 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2958.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 972.4 MB in the end (delta: -16.4 MB). Peak memory consumption was 28.1 MB. Max. memory is 12.5 GB. [2019-11-27 17:47:26,776 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.31 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 2958.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 972.4 MB in the end (delta: -16.4 MB). Peak memory consumption was 28.1 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2296]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg 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 17:47:30,600 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:47:30,602 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:47:30,629 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:47:30,631 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:47:30,633 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:47:30,650 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:47:30,652 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:47:30,659 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:47:30,664 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:47:30,665 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:47:30,669 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:47:30,680 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:47:30,684 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:47:30,686 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:47:30,692 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:47:30,694 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:47:30,698 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:47:30,706 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:47:30,711 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:47:30,726 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:47:30,727 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:47:30,734 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:47:30,737 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:47:30,748 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:47:30,750 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:47:30,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:47:30,756 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:47:30,757 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:47:30,759 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:47:30,759 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:47:30,760 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:47:30,765 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:47:30,766 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:47:30,770 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:47:30,773 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:47:30,774 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:47:30,775 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:47:30,775 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:47:30,781 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:47:30,783 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:47:30,784 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-27 17:47:30,825 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:47:30,827 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:47:30,832 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:47:30,833 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:47:30,833 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:47:30,835 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:47:30,835 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:47:30,835 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:47:30,836 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:47:30,837 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:47:30,838 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:47:30,840 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:47:30,840 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:47:30,841 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:47:30,841 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:47:30,841 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:47:30,843 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:47:30,843 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:47:30,843 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:47:30,844 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:47:30,846 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:47:30,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:47:30,846 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:47:30,847 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:47:30,847 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:47:30,847 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:47:30,848 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:47:30,849 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 -> 54b0758df624f8cf1ce01b480c4a992dbdbcfc97 [2019-11-27 17:47:31,361 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:47:31,390 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:47:31,394 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:47:31,400 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:47:31,404 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:47:31,405 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2019-11-27 17:47:31,553 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/100860719/b3002554ac34461db97dfca157269308/FLAGced42d970 [2019-11-27 17:47:33,028 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:47:33,030 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2019-11-27 17:47:33,105 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/100860719/b3002554ac34461db97dfca157269308/FLAGced42d970 [2019-11-27 17:47:33,244 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/100860719/b3002554ac34461db97dfca157269308 [2019-11-27 17:47:33,253 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:47:33,262 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:47:33,263 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:47:33,264 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:47:33,271 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:47:33,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:47:33" (1/1) ... [2019-11-27 17:47:33,280 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c1099ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:47:33, skipping insertion in model container [2019-11-27 17:47:33,282 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:47:33" (1/1) ... [2019-11-27 17:47:33,302 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:47:33,465 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:47:36,177 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-11-27 17:47:36,181 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@408fb48f 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 17:47:36,182 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:47:36,182 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-27 17:47:36,190 INFO L168 Benchmark]: Toolchain (without parser) took 2930.45 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 972.5 MB in the end (delta: -19.4 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. [2019-11-27 17:47:36,191 INFO L168 Benchmark]: CDTParser took 0.56 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 17:47:36,196 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2918.99 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 972.5 MB in the end (delta: -19.4 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. [2019-11-27 17:47:36,202 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 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 2918.99 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 972.5 MB in the end (delta: -19.4 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: 2296]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...