./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/expand-2.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/expand-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 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-19 12:21:20,805 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-19 12:21:20,807 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-19 12:21:20,861 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-19 12:21:20,862 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-19 12:21:20,863 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-19 12:21:20,868 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-19 12:21:20,881 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-19 12:21:20,883 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-19 12:21:20,884 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-19 12:21:20,884 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-19 12:21:20,885 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-19 12:21:20,886 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-19 12:21:20,886 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-19 12:21:20,890 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-19 12:21:20,891 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-19 12:21:20,891 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-19 12:21:20,892 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-19 12:21:20,893 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-19 12:21:20,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-19 12:21:20,902 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-19 12:21:20,906 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-19 12:21:20,907 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-19 12:21:20,910 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-19 12:21:20,912 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-19 12:21:20,912 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-19 12:21:20,913 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-19 12:21:20,914 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-19 12:21:20,914 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-19 12:21:20,915 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-19 12:21:20,916 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-19 12:21:20,916 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-19 12:21:20,917 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-19 12:21:20,918 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-19 12:21:20,919 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-19 12:21:20,920 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-19 12:21:20,920 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-19 12:21:20,921 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-19 12:21:20,921 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-19 12:21:20,922 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-19 12:21:20,922 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-19 12:21:20,923 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-19 12:21:20,941 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-19 12:21:20,941 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-19 12:21:20,942 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-19 12:21:20,942 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-19 12:21:20,943 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-19 12:21:20,943 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-19 12:21:20,943 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-19 12:21:20,943 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-19 12:21:20,944 INFO L138 SettingsManager]: * Use SBE=true [2021-12-19 12:21:20,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-19 12:21:20,944 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-19 12:21:20,945 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-19 12:21:20,945 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-19 12:21:20,945 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-19 12:21:20,945 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-19 12:21:20,945 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-19 12:21:20,945 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-19 12:21:20,946 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-19 12:21:20,946 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-19 12:21:20,946 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-19 12:21:20,946 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-19 12:21:20,946 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-19 12:21:20,946 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-19 12:21:20,946 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-19 12:21:20,947 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-19 12:21:20,947 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-19 12:21:20,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-19 12:21:20,948 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-19 12:21:20,948 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2021-12-19 12:21:21,149 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-19 12:21:21,179 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-19 12:21:21,182 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-19 12:21:21,183 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-19 12:21:21,184 INFO L275 PluginConnector]: CDTParser initialized [2021-12-19 12:21:21,185 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-12-19 12:21:21,241 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cb9f0bce/1cf993ec93a94396b8e902250a12d37a/FLAG79241bd28 [2021-12-19 12:21:21,791 INFO L306 CDTParser]: Found 1 translation units. [2021-12-19 12:21:21,792 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-12-19 12:21:21,826 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cb9f0bce/1cf993ec93a94396b8e902250a12d37a/FLAG79241bd28 [2021-12-19 12:21:22,262 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cb9f0bce/1cf993ec93a94396b8e902250a12d37a [2021-12-19 12:21:22,264 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-19 12:21:22,265 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-19 12:21:22,266 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-19 12:21:22,267 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-19 12:21:22,269 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-19 12:21:22,270 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 12:21:22" (1/1) ... [2021-12-19 12:21:22,271 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b3d32f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:21:22, skipping insertion in model container [2021-12-19 12:21:22,271 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 12:21:22" (1/1) ... [2021-12-19 12:21:22,277 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-19 12:21:22,335 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-19 12:21:23,088 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-19 12:21:23,090 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@457e1918 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:21:23, skipping insertion in model container [2021-12-19 12:21:23,090 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-19 12:21:23,090 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-19 12:21:23,092 INFO L158 Benchmark]: Toolchain (without parser) took 825.81ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 61.6MB in the beginning and 75.6MB in the end (delta: -14.0MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2021-12-19 12:21:23,093 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 96.5MB. Free memory was 53.9MB in the beginning and 53.8MB in the end (delta: 42.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 12:21:23,094 INFO L158 Benchmark]: CACSL2BoogieTranslator took 823.61ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 61.4MB in the beginning and 75.6MB in the end (delta: -14.3MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2021-12-19 12:21:23,096 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 96.5MB. Free memory was 53.9MB in the beginning and 53.8MB in the end (delta: 42.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 823.61ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 61.4MB in the beginning and 75.6MB in the end (delta: -14.3MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: 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/expand-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 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-19 12:21:24,676 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-19 12:21:24,679 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-19 12:21:24,712 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-19 12:21:24,712 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-19 12:21:24,715 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-19 12:21:24,716 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-19 12:21:24,721 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-19 12:21:24,722 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-19 12:21:24,726 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-19 12:21:24,726 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-19 12:21:24,727 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-19 12:21:24,728 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-19 12:21:24,730 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-19 12:21:24,735 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-19 12:21:24,741 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-19 12:21:24,742 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-19 12:21:24,742 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-19 12:21:24,744 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-19 12:21:24,746 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-19 12:21:24,749 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-19 12:21:24,750 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-19 12:21:24,750 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-19 12:21:24,752 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-19 12:21:24,754 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-19 12:21:24,755 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-19 12:21:24,755 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-19 12:21:24,756 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-19 12:21:24,756 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-19 12:21:24,757 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-19 12:21:24,757 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-19 12:21:24,757 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-19 12:21:24,758 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-19 12:21:24,759 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-19 12:21:24,760 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-19 12:21:24,760 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-19 12:21:24,761 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-19 12:21:24,761 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-19 12:21:24,761 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-19 12:21:24,762 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-19 12:21:24,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-19 12:21:24,766 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-19 12:21:24,792 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-19 12:21:24,792 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-19 12:21:24,793 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-19 12:21:24,793 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-19 12:21:24,794 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-19 12:21:24,794 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-19 12:21:24,795 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-19 12:21:24,795 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-19 12:21:24,795 INFO L138 SettingsManager]: * Use SBE=true [2021-12-19 12:21:24,795 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-19 12:21:24,796 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-19 12:21:24,796 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-19 12:21:24,796 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-19 12:21:24,796 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-19 12:21:24,796 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-19 12:21:24,797 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-19 12:21:24,797 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-19 12:21:24,797 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-19 12:21:24,797 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-19 12:21:24,797 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-19 12:21:24,797 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-19 12:21:24,797 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-19 12:21:24,797 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-19 12:21:24,798 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-19 12:21:24,798 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-19 12:21:24,798 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-19 12:21:24,798 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-19 12:21:24,798 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-19 12:21:24,798 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-19 12:21:24,798 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-19 12:21:24,799 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-19 12:21:24,799 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2021-12-19 12:21:25,049 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-19 12:21:25,069 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-19 12:21:25,072 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-19 12:21:25,073 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-19 12:21:25,073 INFO L275 PluginConnector]: CDTParser initialized [2021-12-19 12:21:25,075 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-12-19 12:21:25,126 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae22f3520/e2d86c7cb686469daa356107ce2a2d9f/FLAG01617779b [2021-12-19 12:21:25,654 INFO L306 CDTParser]: Found 1 translation units. [2021-12-19 12:21:25,654 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-12-19 12:21:25,670 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae22f3520/e2d86c7cb686469daa356107ce2a2d9f/FLAG01617779b [2021-12-19 12:21:26,142 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae22f3520/e2d86c7cb686469daa356107ce2a2d9f [2021-12-19 12:21:26,144 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-19 12:21:26,145 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-19 12:21:26,145 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-19 12:21:26,146 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-19 12:21:26,148 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-19 12:21:26,148 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 12:21:26" (1/1) ... [2021-12-19 12:21:26,149 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76a6b6fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:21:26, skipping insertion in model container [2021-12-19 12:21:26,149 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 12:21:26" (1/1) ... [2021-12-19 12:21:26,164 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-19 12:21:26,228 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-19 12:21:26,937 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-19 12:21:26,938 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@66f78fd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:21:26, skipping insertion in model container [2021-12-19 12:21:26,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-19 12:21:26,938 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-19 12:21:26,940 INFO L158 Benchmark]: Toolchain (without parser) took 794.32ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 32.6MB in the beginning and 36.5MB in the end (delta: -3.8MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2021-12-19 12:21:26,940 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 58.7MB. Free memory was 40.2MB in the beginning and 40.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 12:21:26,941 INFO L158 Benchmark]: CACSL2BoogieTranslator took 792.92ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 32.4MB in the beginning and 36.5MB in the end (delta: -4.0MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2021-12-19 12:21:26,942 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 58.7MB. Free memory was 40.2MB in the beginning and 40.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 792.92ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 32.4MB in the beginning and 36.5MB in the end (delta: -4.0MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: 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