./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 3a877d22 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 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 16:43:59,626 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 16:43:59,627 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 16:43:59,685 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 16:43:59,686 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 16:43:59,686 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 16:43:59,687 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 16:43:59,692 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 16:43:59,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 16:43:59,694 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 16:43:59,695 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 16:43:59,696 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 16:43:59,697 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 16:43:59,701 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 16:43:59,702 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 16:43:59,703 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 16:43:59,705 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 16:43:59,707 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 16:43:59,708 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 16:43:59,712 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 16:43:59,713 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 16:43:59,714 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 16:43:59,714 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 16:43:59,715 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 16:43:59,717 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 16:43:59,718 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 16:43:59,719 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 16:43:59,719 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 16:43:59,720 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 16:43:59,721 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 16:43:59,721 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 16:43:59,721 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 16:43:59,722 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 16:43:59,723 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 16:43:59,724 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 16:43:59,724 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 16:43:59,725 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 16:43:59,725 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 16:43:59,725 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 16:43:59,726 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 16:43:59,726 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 16:43:59,727 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-15 16:43:59,748 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 16:43:59,748 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 16:43:59,749 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 16:43:59,749 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 16:43:59,750 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 16:43:59,750 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 16:43:59,750 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 16:43:59,750 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 16:43:59,750 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 16:43:59,751 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 16:43:59,751 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-15 16:43:59,752 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 16:43:59,752 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 16:43:59,752 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-15 16:43:59,752 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-15 16:43:59,752 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-15 16:43:59,752 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 16:43:59,752 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 16:43:59,753 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 16:43:59,753 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 16:43:59,753 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 16:43:59,753 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 16:43:59,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 16:43:59,753 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 16:43:59,754 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 16:43:59,754 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 16:43:59,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 16:43:59,754 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 16:43:59,754 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0867bea270203aed75217f96dd22374bdaf648d664600ed5fb4d106cfb0c092 [2021-12-15 16:43:59,955 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 16:43:59,976 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 16:43:59,978 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 16:43:59,979 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 16:43:59,980 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 16:43:59,981 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2021-12-15 16:44:00,027 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b28f1b0fd/e6b55af6392846eb851444c818811bb7/FLAGb814eb52a [2021-12-15 16:44:00,502 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 16:44:00,505 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2021-12-15 16:44:00,522 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b28f1b0fd/e6b55af6392846eb851444c818811bb7/FLAGb814eb52a [2021-12-15 16:44:00,533 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b28f1b0fd/e6b55af6392846eb851444c818811bb7 [2021-12-15 16:44:00,535 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 16:44:00,536 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 16:44:00,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 16:44:00,537 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 16:44:00,539 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 16:44:00,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 04:44:00" (1/1) ... [2021-12-15 16:44:00,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f0a3e3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 04:44:00, skipping insertion in model container [2021-12-15 16:44:00,541 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 04:44:00" (1/1) ... [2021-12-15 16:44:00,545 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 16:44:00,604 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 16:44:01,225 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-15 16:44:01,226 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6aeb8845 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 04:44:01, skipping insertion in model container [2021-12-15 16:44:01,226 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 16:44:01,226 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-15 16:44:01,228 INFO L158 Benchmark]: Toolchain (without parser) took 690.68ms. Allocated memory was 92.3MB in the beginning and 113.2MB in the end (delta: 21.0MB). Free memory was 56.1MB in the beginning and 73.3MB in the end (delta: -17.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-15 16:44:01,229 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 92.3MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 16:44:01,230 INFO L158 Benchmark]: CACSL2BoogieTranslator took 688.84ms. Allocated memory was 92.3MB in the beginning and 113.2MB in the end (delta: 21.0MB). Free memory was 55.8MB in the beginning and 73.3MB in the end (delta: -17.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-15 16:44:01,232 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 92.3MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 688.84ms. Allocated memory was 92.3MB in the beginning and 113.2MB in the end (delta: 21.0MB). Free memory was 55.8MB in the beginning and 73.3MB in the end (delta: -17.5MB). Peak memory consumption was 12.6MB. 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 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 16:44:02,699 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 16:44:02,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 16:44:02,734 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 16:44:02,734 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 16:44:02,736 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 16:44:02,738 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 16:44:02,740 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 16:44:02,741 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 16:44:02,743 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 16:44:02,744 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 16:44:02,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 16:44:02,746 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 16:44:02,749 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 16:44:02,750 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 16:44:02,751 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 16:44:02,753 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 16:44:02,754 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 16:44:02,755 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 16:44:02,756 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 16:44:02,757 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 16:44:02,757 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 16:44:02,758 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 16:44:02,759 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 16:44:02,760 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 16:44:02,760 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 16:44:02,761 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 16:44:02,761 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 16:44:02,761 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 16:44:02,762 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 16:44:02,762 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 16:44:02,763 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 16:44:02,767 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 16:44:02,769 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 16:44:02,769 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 16:44:02,770 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 16:44:02,770 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 16:44:02,771 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 16:44:02,771 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 16:44:02,772 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 16:44:02,772 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 16:44:02,773 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-15 16:44:02,794 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 16:44:02,794 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 16:44:02,795 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 16:44:02,795 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 16:44:02,796 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 16:44:02,796 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 16:44:02,797 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 16:44:02,797 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 16:44:02,797 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 16:44:02,797 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 16:44:02,798 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-15 16:44:02,798 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 16:44:02,798 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 16:44:02,798 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-15 16:44:02,798 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-15 16:44:02,798 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-15 16:44:02,799 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 16:44:02,799 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 16:44:02,799 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 16:44:02,799 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 16:44:02,799 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 16:44:02,799 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 16:44:02,799 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 16:44:02,800 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 16:44:02,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 16:44:02,800 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 16:44:02,800 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 16:44:02,800 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 16:44:02,800 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 16:44:02,800 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 16:44:02,801 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 16:44:02,801 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0867bea270203aed75217f96dd22374bdaf648d664600ed5fb4d106cfb0c092 [2021-12-15 16:44:03,060 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 16:44:03,076 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 16:44:03,079 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 16:44:03,080 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 16:44:03,080 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 16:44:03,081 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/fold-1.i [2021-12-15 16:44:03,125 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b93d65933/ff1a3e76c5ab44e39537e00688077ed3/FLAG6c76a3ecb [2021-12-15 16:44:03,663 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 16:44:03,663 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/fold-1.i [2021-12-15 16:44:03,687 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b93d65933/ff1a3e76c5ab44e39537e00688077ed3/FLAG6c76a3ecb [2021-12-15 16:44:04,166 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b93d65933/ff1a3e76c5ab44e39537e00688077ed3 [2021-12-15 16:44:04,168 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 16:44:04,170 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 16:44:04,172 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 16:44:04,172 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 16:44:04,174 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 16:44:04,175 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 04:44:04" (1/1) ... [2021-12-15 16:44:04,175 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@304afab1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 04:44:04, skipping insertion in model container [2021-12-15 16:44:04,176 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 04:44:04" (1/1) ... [2021-12-15 16:44:04,181 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 16:44:04,235 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 16:44:04,915 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-15 16:44:04,916 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3cbc8561 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 04:44:04, skipping insertion in model container [2021-12-15 16:44:04,916 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 16:44:04,917 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-15 16:44:04,918 INFO L158 Benchmark]: Toolchain (without parser) took 747.51ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 44.9MB in the beginning and 58.4MB in the end (delta: -13.4MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2021-12-15 16:44:04,919 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 69.2MB. Free memory was 51.9MB in the beginning and 51.9MB in the end (delta: 49.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 16:44:04,920 INFO L158 Benchmark]: CACSL2BoogieTranslator took 744.96ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 44.8MB in the beginning and 58.4MB in the end (delta: -13.6MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2021-12-15 16:44:04,921 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 69.2MB. Free memory was 51.9MB in the beginning and 51.9MB in the end (delta: 49.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 744.96ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 44.8MB in the beginning and 58.4MB in the end (delta: -13.6MB). Peak memory consumption was 13.8MB. 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