./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/seq-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version c3fed411 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/seq-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 efbd644a4f2fdb07aa594786bff63c8c6bd3ce82d2b68f53d875efbd89bba6a1 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-19 12:22:22,193 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-19 12:22:22,195 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-19 12:22:22,220 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-19 12:22:22,221 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-19 12:22:22,222 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-19 12:22:22,222 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-19 12:22:22,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-19 12:22:22,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-19 12:22:22,226 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-19 12:22:22,226 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-19 12:22:22,227 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-19 12:22:22,227 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-19 12:22:22,228 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-19 12:22:22,229 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-19 12:22:22,230 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-19 12:22:22,231 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-19 12:22:22,231 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-19 12:22:22,233 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-19 12:22:22,234 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-19 12:22:22,235 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-19 12:22:22,236 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-19 12:22:22,237 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-19 12:22:22,237 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-19 12:22:22,239 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-19 12:22:22,240 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-19 12:22:22,240 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-19 12:22:22,240 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-19 12:22:22,241 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-19 12:22:22,241 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-19 12:22:22,242 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-19 12:22:22,242 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-19 12:22:22,243 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-19 12:22:22,243 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-19 12:22:22,244 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-19 12:22:22,244 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-19 12:22:22,244 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-19 12:22:22,245 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-19 12:22:22,245 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-19 12:22:22,245 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-19 12:22:22,246 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-19 12:22:22,246 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-19 12:22:22,261 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-19 12:22:22,261 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-19 12:22:22,261 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-19 12:22:22,261 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-19 12:22:22,262 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-19 12:22:22,262 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-19 12:22:22,262 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-19 12:22:22,262 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-19 12:22:22,263 INFO L138 SettingsManager]: * Use SBE=true [2021-12-19 12:22:22,263 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-19 12:22:22,263 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-19 12:22:22,263 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-19 12:22:22,263 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-19 12:22:22,263 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-19 12:22:22,264 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-19 12:22:22,264 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-19 12:22:22,264 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-19 12:22:22,264 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-19 12:22:22,264 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-19 12:22:22,264 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-19 12:22:22,264 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-19 12:22:22,264 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-19 12:22:22,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-19 12:22:22,265 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-19 12:22:22,265 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-19 12:22:22,265 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-19 12:22:22,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-19 12:22:22,266 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-19 12:22:22,266 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> efbd644a4f2fdb07aa594786bff63c8c6bd3ce82d2b68f53d875efbd89bba6a1 [2021-12-19 12:22:22,457 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-19 12:22:22,473 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-19 12:22:22,476 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-19 12:22:22,477 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-19 12:22:22,477 INFO L275 PluginConnector]: CDTParser initialized [2021-12-19 12:22:22,478 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/seq-1.i [2021-12-19 12:22:22,532 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a63a7f702/b7afe6ae967543ebac5361e8ad83f071/FLAG42b21da64 [2021-12-19 12:22:23,090 INFO L306 CDTParser]: Found 1 translation units. [2021-12-19 12:22:23,091 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/seq-1.i [2021-12-19 12:22:23,107 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a63a7f702/b7afe6ae967543ebac5361e8ad83f071/FLAG42b21da64 [2021-12-19 12:22:23,561 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a63a7f702/b7afe6ae967543ebac5361e8ad83f071 [2021-12-19 12:22:23,564 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-19 12:22:23,565 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-19 12:22:23,568 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-19 12:22:23,568 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-19 12:22:23,570 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-19 12:22:23,571 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 12:22:23" (1/1) ... [2021-12-19 12:22:23,573 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@611ff888 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:22:23, skipping insertion in model container [2021-12-19 12:22:23,573 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 12:22:23" (1/1) ... [2021-12-19 12:22:23,577 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-19 12:22:23,627 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-19 12:22:24,311 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-12-19 12:22:24,312 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@61fc2d42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:22:24, skipping insertion in model container [2021-12-19 12:22:24,312 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-19 12:22:24,312 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-19 12:22:24,314 INFO L158 Benchmark]: Toolchain (without parser) took 747.67ms. Allocated memory was 104.9MB in the beginning and 130.0MB in the end (delta: 25.2MB). Free memory was 74.8MB in the beginning and 89.8MB in the end (delta: -15.0MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2021-12-19 12:22:24,315 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 104.9MB. Free memory is still 64.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 12:22:24,317 INFO L158 Benchmark]: CACSL2BoogieTranslator took 744.49ms. Allocated memory was 104.9MB in the beginning and 130.0MB in the end (delta: 25.2MB). Free memory was 74.5MB in the beginning and 89.8MB in the end (delta: -15.3MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2021-12-19 12:22:24,318 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 104.9MB. Free memory is still 64.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 744.49ms. Allocated memory was 104.9MB in the beginning and 130.0MB in the end (delta: 25.2MB). Free memory was 74.5MB in the beginning and 89.8MB in the end (delta: -15.3MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2536]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- 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/seq-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 efbd644a4f2fdb07aa594786bff63c8c6bd3ce82d2b68f53d875efbd89bba6a1 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-19 12:22:25,846 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-19 12:22:25,848 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-19 12:22:25,876 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-19 12:22:25,877 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-19 12:22:25,880 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-19 12:22:25,880 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-19 12:22:25,884 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-19 12:22:25,886 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-19 12:22:25,889 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-19 12:22:25,890 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-19 12:22:25,891 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-19 12:22:25,891 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-19 12:22:25,893 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-19 12:22:25,894 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-19 12:22:25,898 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-19 12:22:25,899 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-19 12:22:25,899 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-19 12:22:25,901 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-19 12:22:25,905 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-19 12:22:25,906 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-19 12:22:25,907 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-19 12:22:25,908 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-19 12:22:25,909 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-19 12:22:25,914 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-19 12:22:25,914 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-19 12:22:25,915 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-19 12:22:25,916 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-19 12:22:25,916 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-19 12:22:25,917 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-19 12:22:25,917 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-19 12:22:25,917 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-19 12:22:25,918 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-19 12:22:25,919 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-19 12:22:25,920 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-19 12:22:25,920 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-19 12:22:25,921 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-19 12:22:25,921 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-19 12:22:25,921 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-19 12:22:25,922 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-19 12:22:25,922 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-19 12:22:25,926 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-19 12:22:25,953 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-19 12:22:25,953 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-19 12:22:25,954 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-19 12:22:25,954 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-19 12:22:25,955 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-19 12:22:25,955 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-19 12:22:25,956 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-19 12:22:25,956 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-19 12:22:25,957 INFO L138 SettingsManager]: * Use SBE=true [2021-12-19 12:22:25,957 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-19 12:22:25,957 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-19 12:22:25,958 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-19 12:22:25,958 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-19 12:22:25,958 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-19 12:22:25,958 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-19 12:22:25,958 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-19 12:22:25,958 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-19 12:22:25,958 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-19 12:22:25,958 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-19 12:22:25,959 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-19 12:22:25,959 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-19 12:22:25,959 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-19 12:22:25,959 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-19 12:22:25,959 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-19 12:22:25,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-19 12:22:25,964 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-19 12:22:25,964 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-19 12:22:25,965 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-19 12:22:25,965 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-19 12:22:25,965 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-19 12:22:25,965 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-19 12:22:25,965 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> efbd644a4f2fdb07aa594786bff63c8c6bd3ce82d2b68f53d875efbd89bba6a1 [2021-12-19 12:22:26,233 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-19 12:22:26,254 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-19 12:22:26,256 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-19 12:22:26,257 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-19 12:22:26,257 INFO L275 PluginConnector]: CDTParser initialized [2021-12-19 12:22:26,258 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/seq-1.i [2021-12-19 12:22:26,321 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7aca24f1/c6a1fed20f7a42659000dca3695730eb/FLAG8fdca1431 [2021-12-19 12:22:26,804 INFO L306 CDTParser]: Found 1 translation units. [2021-12-19 12:22:26,805 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/seq-1.i [2021-12-19 12:22:26,828 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7aca24f1/c6a1fed20f7a42659000dca3695730eb/FLAG8fdca1431 [2021-12-19 12:22:27,340 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7aca24f1/c6a1fed20f7a42659000dca3695730eb [2021-12-19 12:22:27,341 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-19 12:22:27,343 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-19 12:22:27,345 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-19 12:22:27,345 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-19 12:22:27,347 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-19 12:22:27,348 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 12:22:27" (1/1) ... [2021-12-19 12:22:27,348 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@623edc1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:22:27, skipping insertion in model container [2021-12-19 12:22:27,349 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 12:22:27" (1/1) ... [2021-12-19 12:22:27,353 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-19 12:22:27,399 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-19 12:22:28,083 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-12-19 12:22:28,085 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4fd6f604 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:22:28, skipping insertion in model container [2021-12-19 12:22:28,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-19 12:22:28,085 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-19 12:22:28,087 INFO L158 Benchmark]: Toolchain (without parser) took 743.19ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 32.2MB in the beginning and 37.7MB in the end (delta: -5.5MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2021-12-19 12:22:28,088 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 58.7MB. Free memory was 40.7MB in the beginning and 40.6MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 12:22:28,089 INFO L158 Benchmark]: CACSL2BoogieTranslator took 740.35ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 32.1MB in the beginning and 37.7MB in the end (delta: -5.6MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2021-12-19 12:22:28,090 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 58.7MB. Free memory was 40.7MB in the beginning and 40.6MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 740.35ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 32.1MB in the beginning and 37.7MB in the end (delta: -5.6MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2536]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN