./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/stty-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -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/stty-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 8ef97106b73039a405ac251785296494f5df01c0 ......................................................................................................................... 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 -Xmx15G -Xms4m -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/stty-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 8ef97106b73039a405ac251785296494f5df01c0 ............................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 06:21:12,524 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:21:12,527 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:21:12,564 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:21:12,564 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:21:12,573 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:21:12,575 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:21:12,578 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:21:12,581 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:21:12,583 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:21:12,585 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:21:12,586 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:21:12,586 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:21:12,589 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:21:12,590 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:21:12,592 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:21:12,593 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:21:12,594 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:21:12,596 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:21:12,610 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:21:12,612 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:21:12,613 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:21:12,615 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:21:12,615 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:21:12,627 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:21:12,629 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:21:12,629 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:21:12,630 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:21:12,633 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:21:12,634 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:21:12,634 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:21:12,635 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:21:12,638 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:21:12,639 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:21:12,640 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:21:12,640 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:21:12,641 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:21:12,643 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:21:12,643 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:21:12,644 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:21:12,645 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:21:12,646 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-20 06:21:12,686 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:21:12,686 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:21:12,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:21:12,689 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:21:12,689 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:21:12,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:21:12,689 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:21:12,690 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:21:12,690 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:21:12,690 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:21:12,691 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:21:12,692 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-20 06:21:12,692 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:21:12,692 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:21:12,692 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:21:12,693 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:21:12,693 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:21:12,693 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:21:12,693 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:21:12,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:21:12,694 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:21:12,694 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:21:12,695 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 06:21:12,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 06:21:12,695 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:21:12,696 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 -> 8ef97106b73039a405ac251785296494f5df01c0 [2020-10-20 06:21:12,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:21:12,902 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:21:12,906 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:21:12,907 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:21:12,907 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:21:12,908 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2020-10-20 06:21:12,974 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ac4baa06/3424a0888e564037b638486f121893e6/FLAGde2450bce [2020-10-20 06:21:13,757 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:21:13,760 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2020-10-20 06:21:13,811 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ac4baa06/3424a0888e564037b638486f121893e6/FLAGde2450bce [2020-10-20 06:21:14,300 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ac4baa06/3424a0888e564037b638486f121893e6 [2020-10-20 06:21:14,303 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:21:14,310 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:21:14,311 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:14,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:21:14,315 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:21:14,315 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:14" (1/1) ... [2020-10-20 06:21:14,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54436c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:14, skipping insertion in model container [2020-10-20 06:21:14,318 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:14" (1/1) ... [2020-10-20 06:21:14,326 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:21:14,589 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:21:16,079 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2020-10-20 06:21:16,080 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@204a534 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:16, skipping insertion in model container [2020-10-20 06:21:16,080 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:16,081 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-20 06:21:16,084 INFO L168 Benchmark]: Toolchain (without parser) took 1777.88 ms. Allocated memory was 34.6 MB in the beginning and 56.6 MB in the end (delta: 22.0 MB). Free memory was 7.0 MB in the beginning and 39.6 MB in the end (delta: -32.6 MB). Peak memory consumption was 21.8 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:16,085 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 33.6 MB. Free memory was 10.9 MB in the beginning and 10.8 MB in the end (delta: 42.1 kB). Peak memory consumption was 42.1 kB. Max. memory is 14.3 GB. [2020-10-20 06:21:16,087 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1769.84 ms. Allocated memory was 34.6 MB in the beginning and 56.6 MB in the end (delta: 22.0 MB). Free memory was 6.2 MB in the beginning and 39.6 MB in the end (delta: -33.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:16,089 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 33.6 MB. Free memory was 10.9 MB in the beginning and 10.8 MB in the end (delta: 42.1 kB). Peak memory consumption was 42.1 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1769.84 ms. Allocated memory was 34.6 MB in the beginning and 56.6 MB in the end (delta: 22.0 MB). Free memory was 6.2 MB in the beginning and 39.6 MB in the end (delta: -33.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2875]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 06:21:17,980 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:21:17,982 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:21:18,007 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:21:18,008 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:21:18,011 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:21:18,013 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:21:18,017 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:21:18,020 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:21:18,022 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:21:18,025 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:21:18,027 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:21:18,028 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:21:18,029 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:21:18,032 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:21:18,033 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:21:18,034 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:21:18,037 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:21:18,040 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:21:18,042 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:21:18,053 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:21:18,054 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:21:18,058 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:21:18,059 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:21:18,064 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:21:18,066 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:21:18,066 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:21:18,067 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:21:18,068 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:21:18,069 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:21:18,069 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:21:18,070 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:21:18,071 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:21:18,072 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:21:18,077 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:21:18,079 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:21:18,080 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:21:18,080 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:21:18,082 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:21:18,083 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:21:18,084 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:21:18,086 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-20 06:21:18,121 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:21:18,121 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:21:18,123 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:21:18,124 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:21:18,124 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:21:18,124 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:21:18,124 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:21:18,125 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:21:18,125 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:21:18,125 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:21:18,126 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:21:18,126 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-20 06:21:18,127 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:21:18,127 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:21:18,127 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 06:21:18,128 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 06:21:18,128 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:21:18,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:21:18,128 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:21:18,129 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:21:18,129 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:21:18,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:21:18,129 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:21:18,130 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:21:18,130 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 06:21:18,130 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 06:21:18,130 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:21:18,130 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 06:21:18,131 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 -> 8ef97106b73039a405ac251785296494f5df01c0 [2020-10-20 06:21:18,341 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:21:18,351 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:21:18,354 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:21:18,356 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:21:18,356 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:21:18,357 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2020-10-20 06:21:18,434 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8abbb0020/c51186bc5e7c4e7485b6bd9bd2982134/FLAG57e374b42 [2020-10-20 06:21:19,152 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:21:19,152 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2020-10-20 06:21:19,197 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8abbb0020/c51186bc5e7c4e7485b6bd9bd2982134/FLAG57e374b42 [2020-10-20 06:21:19,262 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8abbb0020/c51186bc5e7c4e7485b6bd9bd2982134 [2020-10-20 06:21:19,266 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:21:19,273 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:21:19,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:19,276 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:21:19,280 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:21:19,280 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:19" (1/1) ... [2020-10-20 06:21:19,285 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14d13522 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:19, skipping insertion in model container [2020-10-20 06:21:19,286 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:19" (1/1) ... [2020-10-20 06:21:19,294 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:21:19,544 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:21:21,080 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2020-10-20 06:21:21,081 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5dada5df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:21, skipping insertion in model container [2020-10-20 06:21:21,081 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:21,082 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-20 06:21:21,085 INFO L168 Benchmark]: Toolchain (without parser) took 1815.86 ms. Allocated memory was 36.7 MB in the beginning and 58.7 MB in the end (delta: 22.0 MB). Free memory was 8.4 MB in the beginning and 23.5 MB in the end (delta: -15.1 MB). Peak memory consumption was 16.5 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:21,087 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 34.1 MB. Free memory was 9.8 MB in the beginning and 9.8 MB in the end (delta: 45.5 kB). Peak memory consumption was 45.5 kB. Max. memory is 14.3 GB. [2020-10-20 06:21:21,090 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1805.94 ms. Allocated memory was 36.7 MB in the beginning and 58.7 MB in the end (delta: 22.0 MB). Free memory was 7.5 MB in the beginning and 23.5 MB in the end (delta: -16.0 MB). Peak memory consumption was 15.6 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:21,094 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 34.1 MB. Free memory was 9.8 MB in the beginning and 9.8 MB in the end (delta: 45.5 kB). Peak memory consumption was 45.5 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1805.94 ms. Allocated memory was 36.7 MB in the beginning and 58.7 MB in the end (delta: 22.0 MB). Free memory was 7.5 MB in the beginning and 23.5 MB in the end (delta: -16.0 MB). Peak memory consumption was 15.6 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2875]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...