./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 eb692b52 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/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-?-eb692b5 [2022-07-20 12:43:22,570 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 12:43:22,572 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 12:43:22,600 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 12:43:22,600 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 12:43:22,602 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 12:43:22,603 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 12:43:22,605 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 12:43:22,606 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 12:43:22,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 12:43:22,608 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 12:43:22,609 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 12:43:22,609 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 12:43:22,610 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 12:43:22,611 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 12:43:22,612 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 12:43:22,613 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 12:43:22,614 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 12:43:22,616 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 12:43:22,617 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 12:43:22,619 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 12:43:22,620 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 12:43:22,621 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 12:43:22,622 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 12:43:22,623 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 12:43:22,626 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 12:43:22,627 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 12:43:22,627 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 12:43:22,628 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 12:43:22,629 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 12:43:22,630 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 12:43:22,630 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 12:43:22,631 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 12:43:22,631 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 12:43:22,632 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 12:43:22,633 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 12:43:22,633 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 12:43:22,634 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 12:43:22,634 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 12:43:22,634 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 12:43:22,635 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 12:43:22,636 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 12:43:22,637 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-07-20 12:43:22,658 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 12:43:22,658 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 12:43:22,659 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 12:43:22,659 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 12:43:22,660 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 12:43:22,660 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 12:43:22,660 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 12:43:22,661 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 12:43:22,661 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 12:43:22,661 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 12:43:22,661 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-20 12:43:22,661 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 12:43:22,662 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 12:43:22,662 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-20 12:43:22,662 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-20 12:43:22,662 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-20 12:43:22,662 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 12:43:22,663 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 12:43:22,663 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 12:43:22,663 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 12:43:22,663 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 12:43:22,663 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 12:43:22,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 12:43:22,664 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 12:43:22,664 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 12:43:22,664 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 12:43:22,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 12:43:22,665 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2022-07-20 12:43:22,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 12:43:22,890 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 12:43:22,892 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 12:43:22,893 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 12:43:22,894 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 12:43:22,896 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-07-20 12:43:22,959 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b8b7e24c/1a17590b14ea4b29849708ca34e2a83d/FLAGdb505741a [2022-07-20 12:43:23,568 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 12:43:23,568 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-07-20 12:43:23,601 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b8b7e24c/1a17590b14ea4b29849708ca34e2a83d/FLAGdb505741a [2022-07-20 12:43:23,760 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b8b7e24c/1a17590b14ea4b29849708ca34e2a83d [2022-07-20 12:43:23,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 12:43:23,765 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 12:43:23,766 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 12:43:23,766 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 12:43:23,769 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 12:43:23,770 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:43:23" (1/1) ... [2022-07-20 12:43:23,771 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74383fa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:43:23, skipping insertion in model container [2022-07-20 12:43:23,771 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:43:23" (1/1) ... [2022-07-20 12:43:23,777 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 12:43:23,842 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 12:43:24,737 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-07-20 12:43:24,739 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2315af91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:43:24, skipping insertion in model container [2022-07-20 12:43:24,739 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 12:43:24,739 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-20 12:43:24,742 INFO L158 Benchmark]: Toolchain (without parser) took 975.54ms. Allocated memory is still 121.6MB. Free memory was 98.5MB in the beginning and 79.2MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-07-20 12:43:24,743 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 88.1MB. Free memory was 60.6MB in the beginning and 60.6MB in the end (delta: 29.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 12:43:24,744 INFO L158 Benchmark]: CACSL2BoogieTranslator took 973.41ms. Allocated memory is still 121.6MB. Free memory was 98.5MB in the beginning and 79.2MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-07-20 12:43:24,746 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 88.1MB. Free memory was 60.6MB in the beginning and 60.6MB in the end (delta: 29.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 973.41ms. Allocated memory is still 121.6MB. Free memory was 98.5MB in the beginning and 79.2MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. 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 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-?-eb692b5 [2022-07-20 12:43:26,566 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 12:43:26,569 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 12:43:26,609 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 12:43:26,610 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 12:43:26,611 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 12:43:26,614 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 12:43:26,626 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 12:43:26,628 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 12:43:26,633 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 12:43:26,634 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 12:43:26,636 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 12:43:26,636 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 12:43:26,638 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 12:43:26,639 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 12:43:26,644 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 12:43:26,645 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 12:43:26,647 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 12:43:26,648 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 12:43:26,654 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 12:43:26,656 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 12:43:26,656 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 12:43:26,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 12:43:26,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 12:43:26,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 12:43:26,667 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 12:43:26,667 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 12:43:26,668 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 12:43:26,669 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 12:43:26,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 12:43:26,670 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 12:43:26,670 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 12:43:26,672 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 12:43:26,672 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 12:43:26,674 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 12:43:26,674 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 12:43:26,675 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 12:43:26,675 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 12:43:26,676 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 12:43:26,676 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 12:43:26,677 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 12:43:26,678 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 12:43:26,687 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-07-20 12:43:26,718 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 12:43:26,719 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 12:43:26,719 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 12:43:26,720 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 12:43:26,720 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 12:43:26,721 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 12:43:26,721 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 12:43:26,722 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 12:43:26,722 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 12:43:26,723 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 12:43:26,723 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-20 12:43:26,723 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 12:43:26,723 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 12:43:26,723 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-20 12:43:26,724 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-20 12:43:26,724 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-20 12:43:26,724 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 12:43:26,724 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 12:43:26,724 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-20 12:43:26,725 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-20 12:43:26,725 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 12:43:26,725 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 12:43:26,725 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 12:43:26,725 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 12:43:26,726 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 12:43:26,726 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 12:43:26,726 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 12:43:26,726 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-20 12:43:26,726 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-20 12:43:26,727 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-20 12:43:26,727 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2022-07-20 12:43:27,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 12:43:27,087 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 12:43:27,089 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 12:43:27,090 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 12:43:27,092 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 12:43:27,094 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-07-20 12:43:27,153 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b574ee1a/92a60d713a7a48debcd44573de9bc0b9/FLAG8a9590101 [2022-07-20 12:43:27,801 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 12:43:27,802 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-07-20 12:43:27,832 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b574ee1a/92a60d713a7a48debcd44573de9bc0b9/FLAG8a9590101 [2022-07-20 12:43:27,987 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b574ee1a/92a60d713a7a48debcd44573de9bc0b9 [2022-07-20 12:43:27,989 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 12:43:27,991 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 12:43:27,993 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 12:43:27,993 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 12:43:27,996 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 12:43:27,997 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:43:27" (1/1) ... [2022-07-20 12:43:27,998 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16ed4c67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:43:27, skipping insertion in model container [2022-07-20 12:43:27,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:43:27" (1/1) ... [2022-07-20 12:43:28,004 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 12:43:28,085 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 12:43:29,260 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-07-20 12:43:29,261 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@dacc27e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:43:29, skipping insertion in model container [2022-07-20 12:43:29,261 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 12:43:29,262 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-20 12:43:29,264 INFO L158 Benchmark]: Toolchain (without parser) took 1272.21ms. Allocated memory was 46.1MB in the beginning and 56.6MB in the end (delta: 10.5MB). Free memory was 25.1MB in the beginning and 31.3MB in the end (delta: -6.2MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2022-07-20 12:43:29,265 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 46.1MB. Free memory was 28.3MB in the beginning and 28.3MB in the end (delta: 33.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 12:43:29,266 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1268.94ms. Allocated memory was 46.1MB in the beginning and 56.6MB in the end (delta: 10.5MB). Free memory was 24.9MB in the beginning and 31.3MB in the end (delta: -6.4MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2022-07-20 12:43:29,268 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 46.1MB. Free memory was 28.3MB in the beginning and 28.3MB in the end (delta: 33.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1268.94ms. Allocated memory was 46.1MB in the beginning and 56.6MB in the end (delta: 10.5MB). Free memory was 24.9MB in the beginning and 31.3MB in the end (delta: -6.4MB). Peak memory consumption was 13.2MB. 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