./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 eb692b52 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/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 a0867bea270203aed75217f96dd22374bdaf648d664600ed5fb4d106cfb0c092 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 12:43:24,859 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 12:43:24,861 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 12:43:24,902 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 12:43:24,903 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 12:43:24,904 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 12:43:24,905 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 12:43:24,907 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 12:43:24,908 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 12:43:24,911 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 12:43:24,912 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 12:43:24,914 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 12:43:24,914 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 12:43:24,915 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 12:43:24,916 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 12:43:24,918 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 12:43:24,919 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 12:43:24,920 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 12:43:24,921 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 12:43:24,925 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 12:43:24,926 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 12:43:24,927 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 12:43:24,927 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 12:43:24,928 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 12:43:24,929 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 12:43:24,934 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 12:43:24,934 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 12:43:24,934 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 12:43:24,935 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 12:43:24,935 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 12:43:24,936 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 12:43:24,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 12:43:24,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 12:43:24,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 12:43:24,938 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 12:43:24,940 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 12:43:24,940 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 12:43:24,940 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 12:43:24,940 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 12:43:24,941 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 12:43:24,941 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 12:43:24,942 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 12:43:24,943 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-07-20 12:43:24,966 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 12:43:24,966 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 12:43:24,966 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 12:43:24,966 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 12:43:24,967 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 12:43:24,967 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 12:43:24,968 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 12:43:24,968 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 12:43:24,968 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 12:43:24,969 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 12:43:24,969 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-20 12:43:24,969 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 12:43:24,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 12:43:24,969 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-20 12:43:24,969 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-20 12:43:24,970 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-20 12:43:24,970 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 12:43:24,970 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 12:43:24,970 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 12:43:24,970 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 12:43:24,970 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 12:43:24,970 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 12:43:24,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 12:43:24,971 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 12:43:24,972 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 12:43:24,972 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 12:43:24,972 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 12:43:24,972 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0867bea270203aed75217f96dd22374bdaf648d664600ed5fb4d106cfb0c092 [2022-07-20 12:43:25,149 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 12:43:25,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 12:43:25,165 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 12:43:25,166 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 12:43:25,167 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 12:43:25,167 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2022-07-20 12:43:25,209 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b5e2acf5/f81728e7ac584e37bcfce245074bfa1e/FLAG4359c7bc3 [2022-07-20 12:43:25,749 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 12:43:25,750 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2022-07-20 12:43:25,772 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b5e2acf5/f81728e7ac584e37bcfce245074bfa1e/FLAG4359c7bc3 [2022-07-20 12:43:26,191 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b5e2acf5/f81728e7ac584e37bcfce245074bfa1e [2022-07-20 12:43:26,193 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 12:43:26,194 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 12:43:26,195 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 12:43:26,195 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 12:43:26,197 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 12:43:26,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:43:26" (1/1) ... [2022-07-20 12:43:26,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29cd064a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:43:26, skipping insertion in model container [2022-07-20 12:43:26,198 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:43:26" (1/1) ... [2022-07-20 12:43:26,202 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 12:43:26,253 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 12:43:26,867 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-07-20 12:43:26,868 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@57bbcfae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:43:26, skipping insertion in model container [2022-07-20 12:43:26,868 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 12:43:26,869 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-20 12:43:26,870 INFO L158 Benchmark]: Toolchain (without parser) took 675.44ms. Allocated memory is still 111.1MB. Free memory was 78.6MB in the beginning and 70.2MB in the end (delta: 8.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-07-20 12:43:26,871 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 111.1MB. Free memory was 67.7MB in the beginning and 67.6MB in the end (delta: 39.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 12:43:26,872 INFO L158 Benchmark]: CACSL2BoogieTranslator took 673.92ms. Allocated memory is still 111.1MB. Free memory was 78.4MB in the beginning and 70.2MB in the end (delta: 8.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-07-20 12:43:26,873 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 111.1MB. Free memory was 67.7MB in the beginning and 67.6MB in the end (delta: 39.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 673.92ms. Allocated memory is still 111.1MB. Free memory was 78.4MB in the beginning and 70.2MB in the end (delta: 8.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2310]: 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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/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 a0867bea270203aed75217f96dd22374bdaf648d664600ed5fb4d106cfb0c092 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 12:43:28,290 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 12:43:28,292 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 12:43:28,323 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 12:43:28,323 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 12:43:28,324 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 12:43:28,327 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 12:43:28,329 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 12:43:28,330 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 12:43:28,334 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 12:43:28,334 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 12:43:28,338 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 12:43:28,338 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 12:43:28,339 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 12:43:28,340 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 12:43:28,342 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 12:43:28,343 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 12:43:28,344 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 12:43:28,345 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 12:43:28,349 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 12:43:28,350 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 12:43:28,350 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 12:43:28,352 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 12:43:28,353 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 12:43:28,354 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 12:43:28,359 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 12:43:28,359 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 12:43:28,359 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 12:43:28,360 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 12:43:28,360 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 12:43:28,361 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 12:43:28,361 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 12:43:28,362 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 12:43:28,363 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 12:43:28,363 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 12:43:28,364 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 12:43:28,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 12:43:28,365 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 12:43:28,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 12:43:28,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 12:43:28,366 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 12:43:28,367 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 12:43:28,370 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-07-20 12:43:28,393 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 12:43:28,394 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 12:43:28,394 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 12:43:28,394 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 12:43:28,394 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 12:43:28,395 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 12:43:28,395 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 12:43:28,395 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 12:43:28,395 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 12:43:28,396 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 12:43:28,396 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-20 12:43:28,396 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 12:43:28,400 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 12:43:28,400 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-20 12:43:28,401 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-20 12:43:28,401 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-20 12:43:28,401 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 12:43:28,401 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 12:43:28,401 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-20 12:43:28,401 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-20 12:43:28,402 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 12:43:28,402 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 12:43:28,402 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 12:43:28,402 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 12:43:28,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 12:43:28,402 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 12:43:28,403 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 12:43:28,403 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-20 12:43:28,403 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-20 12:43:28,403 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-20 12:43:28,403 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0867bea270203aed75217f96dd22374bdaf648d664600ed5fb4d106cfb0c092 [2022-07-20 12:43:28,659 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 12:43:28,676 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 12:43:28,678 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 12:43:28,679 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 12:43:28,683 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 12:43:28,684 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2022-07-20 12:43:28,729 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11330fd9e/7bf5b1e535d0431eb8f3bdcfe7efc671/FLAG4b31a6a13 [2022-07-20 12:43:29,164 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 12:43:29,165 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2022-07-20 12:43:29,189 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11330fd9e/7bf5b1e535d0431eb8f3bdcfe7efc671/FLAG4b31a6a13 [2022-07-20 12:43:29,473 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11330fd9e/7bf5b1e535d0431eb8f3bdcfe7efc671 [2022-07-20 12:43:29,475 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 12:43:29,476 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 12:43:29,479 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 12:43:29,479 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 12:43:29,482 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 12:43:29,482 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:43:29" (1/1) ... [2022-07-20 12:43:29,483 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59f19475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:43:29, skipping insertion in model container [2022-07-20 12:43:29,483 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:43:29" (1/1) ... [2022-07-20 12:43:29,487 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 12:43:29,559 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 12:43:30,211 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-07-20 12:43:30,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6753a839 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:43:30, skipping insertion in model container [2022-07-20 12:43:30,212 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 12:43:30,212 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-20 12:43:30,214 INFO L158 Benchmark]: Toolchain (without parser) took 737.08ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 31.8MB in the beginning and 43.1MB in the end (delta: -11.3MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2022-07-20 12:43:30,215 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 58.7MB. Free memory was 40.0MB in the beginning and 39.9MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 12:43:30,216 INFO L158 Benchmark]: CACSL2BoogieTranslator took 733.18ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 31.5MB in the beginning and 43.1MB in the end (delta: -11.5MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2022-07-20 12:43:30,217 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 58.7MB. Free memory was 40.0MB in the beginning and 39.9MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 733.18ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 31.5MB in the beginning and 43.1MB in the end (delta: -11.5MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2310]: 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN