./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/printf-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 20ed64ec 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_1.5.800.v20200727-1323.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/printf-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 960bc5aa42a3b68f012aa0dee90eed8f457f9581 .................................................................................................................................... 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_1.5.800.v20200727-1323.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/printf-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 960bc5aa42a3b68f012aa0dee90eed8f457f9581 ....................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 08:19:46,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 08:19:46,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 08:19:46,951 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 08:19:46,951 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 08:19:46,953 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 08:19:46,954 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 08:19:46,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 08:19:46,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 08:19:46,968 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 08:19:46,969 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 08:19:46,972 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 08:19:46,972 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 08:19:46,974 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 08:19:46,975 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 08:19:46,977 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 08:19:46,978 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 08:19:46,978 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 08:19:46,980 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 08:19:46,984 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 08:19:46,985 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 08:19:46,986 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 08:19:46,987 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 08:19:46,988 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 08:19:46,992 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 08:19:46,992 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 08:19:46,992 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 08:19:46,994 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 08:19:46,994 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 08:19:46,994 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 08:19:46,995 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 08:19:46,995 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 08:19:46,996 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 08:19:46,997 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 08:19:46,998 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 08:19:46,998 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 08:19:46,998 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 08:19:46,998 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 08:19:46,999 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 08:19:47,000 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 08:19:47,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 08:19:47,003 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-08-27 08:19:47,029 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 08:19:47,030 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 08:19:47,030 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 08:19:47,031 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 08:19:47,032 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 08:19:47,032 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 08:19:47,032 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 08:19:47,032 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 08:19:47,033 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 08:19:47,033 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 08:19:47,033 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 08:19:47,033 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-08-27 08:19:47,034 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-08-27 08:19:47,034 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-08-27 08:19:47,034 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 08:19:47,034 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-08-27 08:19:47,034 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 08:19:47,034 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 08:19:47,034 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 08:19:47,035 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 08:19:47,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 08:19:47,035 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 08:19:47,035 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 08:19:47,035 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 08:19:47,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-27 08:19:47,035 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 08:19:47,035 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 960bc5aa42a3b68f012aa0dee90eed8f457f9581 [2021-08-27 08:19:47,272 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 08:19:47,289 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 08:19:47,290 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 08:19:47,291 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 08:19:47,292 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 08:19:47,292 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-08-27 08:19:47,358 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04d2137eb/f67c3410b03f4b7097696920fad5bcc9/FLAGaee81e419 [2021-08-27 08:19:47,897 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 08:19:47,898 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-08-27 08:19:47,923 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04d2137eb/f67c3410b03f4b7097696920fad5bcc9/FLAGaee81e419 [2021-08-27 08:19:48,363 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04d2137eb/f67c3410b03f4b7097696920fad5bcc9 [2021-08-27 08:19:48,378 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 08:19:48,379 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-27 08:19:48,381 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 08:19:48,381 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 08:19:48,383 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 08:19:48,384 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 08:19:48" (1/1) ... [2021-08-27 08:19:48,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@305964a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 08:19:48, skipping insertion in model container [2021-08-27 08:19:48,385 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 08:19:48" (1/1) ... [2021-08-27 08:19:48,389 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 08:19:48,442 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 08:19:49,127 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103699,103712] [2021-08-27 08:19:49,129 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103875,103888] [2021-08-27 08:19:49,130 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104048,104061] [2021-08-27 08:19:49,131 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104259,104272] [2021-08-27 08:19:49,132 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104572,104585] [2021-08-27 08:19:49,142 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-08-27 08:19:49,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1bea4092 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 08:19:49, skipping insertion in model container [2021-08-27 08:19:49,144 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 08:19:49,145 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-08-27 08:19:49,146 INFO L168 Benchmark]: Toolchain (without parser) took 766.67 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 31.1 MB in the beginning and 36.8 MB in the end (delta: -5.7 MB). Peak memory consumption was 14.1 MB. Max. memory is 16.1 GB. [2021-08-27 08:19:49,148 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 58.7 MB. Free memory was 40.2 MB in the beginning and 40.2 MB in the end (delta: 44.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 08:19:49,149 INFO L168 Benchmark]: CACSL2BoogieTranslator took 763.49 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 30.9 MB in the beginning and 36.8 MB in the end (delta: -5.8 MB). Peak memory consumption was 14.1 MB. Max. memory is 16.1 GB. [2021-08-27 08:19:49,150 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 58.7 MB. Free memory was 40.2 MB in the beginning and 40.2 MB in the end (delta: 44.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 763.49 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 30.9 MB in the beginning and 36.8 MB in the end (delta: -5.8 MB). Peak memory consumption was 14.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2716]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 08:19:50,434 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 08:19:50,435 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 08:19:50,456 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 08:19:50,457 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 08:19:50,458 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 08:19:50,458 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 08:19:50,460 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 08:19:50,461 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 08:19:50,464 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 08:19:50,465 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 08:19:50,469 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 08:19:50,469 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 08:19:50,471 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 08:19:50,473 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 08:19:50,474 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 08:19:50,476 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 08:19:50,477 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 08:19:50,480 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 08:19:50,484 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 08:19:50,485 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 08:19:50,486 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 08:19:50,487 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 08:19:50,488 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 08:19:50,490 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 08:19:50,490 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 08:19:50,490 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 08:19:50,494 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 08:19:50,495 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 08:19:50,496 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 08:19:50,497 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 08:19:50,497 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 08:19:50,498 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 08:19:50,499 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 08:19:50,500 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 08:19:50,500 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 08:19:50,500 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 08:19:50,500 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 08:19:50,500 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 08:19:50,501 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 08:19:50,502 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 08:19:50,505 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-08-27 08:19:50,528 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 08:19:50,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 08:19:50,529 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 08:19:50,529 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 08:19:50,531 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 08:19:50,531 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 08:19:50,531 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 08:19:50,531 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 08:19:50,531 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 08:19:50,532 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 08:19:50,532 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 08:19:50,532 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-08-27 08:19:50,532 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-08-27 08:19:50,533 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-08-27 08:19:50,533 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 08:19:50,533 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-08-27 08:19:50,533 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-08-27 08:19:50,533 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-08-27 08:19:50,533 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 08:19:50,533 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 08:19:50,533 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 08:19:50,533 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 08:19:50,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 08:19:50,534 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 08:19:50,534 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 08:19:50,534 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-08-27 08:19:50,534 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-08-27 08:19:50,534 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 08:19:50,534 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-27 08:19:50,534 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 960bc5aa42a3b68f012aa0dee90eed8f457f9581 [2021-08-27 08:19:50,810 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 08:19:50,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 08:19:50,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 08:19:50,836 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 08:19:50,837 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 08:19:50,837 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-08-27 08:19:50,898 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/455c12162/b0e03842e9f24442a31e313795864d90/FLAG44670ea89 [2021-08-27 08:19:51,431 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 08:19:51,431 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-2.i [2021-08-27 08:19:51,454 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/455c12162/b0e03842e9f24442a31e313795864d90/FLAG44670ea89 [2021-08-27 08:19:51,663 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/455c12162/b0e03842e9f24442a31e313795864d90 [2021-08-27 08:19:51,665 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 08:19:51,667 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-27 08:19:51,669 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 08:19:51,669 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 08:19:51,672 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 08:19:51,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 08:19:51" (1/1) ... [2021-08-27 08:19:51,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25b189c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 08:19:51, skipping insertion in model container [2021-08-27 08:19:51,673 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 08:19:51" (1/1) ... [2021-08-27 08:19:51,677 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 08:19:51,732 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 08:19:52,489 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103699,103712] [2021-08-27 08:19:52,492 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-2.i[103875,103888] [2021-08-27 08:19:52,496 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104048,104061] [2021-08-27 08:19:52,496 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104259,104272] [2021-08-27 08:19:52,497 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-2.i[104572,104585] [2021-08-27 08:19:52,509 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-08-27 08:19:52,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4e20b144 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 08:19:52, skipping insertion in model container [2021-08-27 08:19:52,510 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 08:19:52,510 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-08-27 08:19:52,511 INFO L168 Benchmark]: Toolchain (without parser) took 843.65 ms. Allocated memory was 52.4 MB in the beginning and 69.2 MB in the end (delta: 16.8 MB). Free memory was 34.1 MB in the beginning and 34.2 MB in the end (delta: -167.2 kB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. [2021-08-27 08:19:52,512 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 52.4 MB. Free memory was 35.0 MB in the beginning and 34.9 MB in the end (delta: 36.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 08:19:52,512 INFO L168 Benchmark]: CACSL2BoogieTranslator took 840.78 ms. Allocated memory was 52.4 MB in the beginning and 69.2 MB in the end (delta: 16.8 MB). Free memory was 33.9 MB in the beginning and 34.2 MB in the end (delta: -297.2 kB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. [2021-08-27 08:19:52,513 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 52.4 MB. Free memory was 35.0 MB in the beginning and 34.9 MB in the end (delta: 36.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 840.78 ms. Allocated memory was 52.4 MB in the beginning and 69.2 MB in the end (delta: 16.8 MB). Free memory was 33.9 MB in the beginning and 34.2 MB in the end (delta: -297.2 kB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2716]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...