./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 839c364b 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 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 22:23:35,610 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 22:23:35,612 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 22:23:35,665 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 22:23:35,666 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 22:23:35,668 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 22:23:35,671 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 22:23:35,673 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 22:23:35,674 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 22:23:35,678 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 22:23:35,679 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 22:23:35,679 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 22:23:35,680 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 22:23:35,680 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 22:23:35,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 22:23:35,682 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 22:23:35,682 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 22:23:35,683 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 22:23:35,684 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 22:23:35,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 22:23:35,686 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 22:23:35,687 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 22:23:35,687 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 22:23:35,692 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 22:23:35,697 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 22:23:35,698 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 22:23:35,698 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 22:23:35,699 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 22:23:35,699 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 22:23:35,700 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 22:23:35,700 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 22:23:35,701 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 22:23:35,702 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 22:23:35,703 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 22:23:35,705 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 22:23:35,706 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 22:23:35,706 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 22:23:35,706 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 22:23:35,706 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 22:23:35,707 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 22:23:35,707 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 22:23:35,708 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-14 22:23:35,727 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 22:23:35,727 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 22:23:35,728 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 22:23:35,728 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 22:23:35,728 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 22:23:35,729 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 22:23:35,729 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 22:23:35,729 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 22:23:35,729 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 22:23:35,729 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 22:23:35,730 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-14 22:23:35,730 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 22:23:35,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 22:23:35,730 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-14 22:23:35,730 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-14 22:23:35,730 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-14 22:23:35,730 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 22:23:35,731 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-14 22:23:35,731 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 22:23:35,731 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 22:23:35,731 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 22:23:35,731 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 22:23:35,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 22:23:35,732 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 22:23:35,732 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 22:23:35,732 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 22:23:35,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 22:23:35,732 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 22:23:35,732 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2021-12-14 22:23:35,915 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 22:23:35,931 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 22:23:35,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 22:23:35,934 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 22:23:35,934 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 22:23:35,936 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-12-14 22:23:35,983 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4123454d2/bc896c52a62e4db7a9ae9c185419025e/FLAG08445268c [2021-12-14 22:23:36,426 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 22:23:36,430 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-12-14 22:23:36,457 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4123454d2/bc896c52a62e4db7a9ae9c185419025e/FLAG08445268c [2021-12-14 22:23:36,715 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4123454d2/bc896c52a62e4db7a9ae9c185419025e [2021-12-14 22:23:36,717 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 22:23:36,719 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 22:23:36,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 22:23:36,721 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 22:23:36,723 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 22:23:36,723 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:23:36" (1/1) ... [2021-12-14 22:23:36,724 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45499cf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:23:36, skipping insertion in model container [2021-12-14 22:23:36,724 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:23:36" (1/1) ... [2021-12-14 22:23:36,728 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 22:23:36,793 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 22:23:37,494 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-14 22:23:37,495 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7be514d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:23:37, skipping insertion in model container [2021-12-14 22:23:37,495 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 22:23:37,496 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-14 22:23:37,497 INFO L158 Benchmark]: Toolchain (without parser) took 777.51ms. Allocated memory was 94.4MB in the beginning and 115.3MB in the end (delta: 21.0MB). Free memory was 58.5MB in the beginning and 73.2MB in the end (delta: -14.7MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2021-12-14 22:23:37,498 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 94.4MB. Free memory was 53.1MB in the beginning and 53.0MB in the end (delta: 43.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 22:23:37,499 INFO L158 Benchmark]: CACSL2BoogieTranslator took 775.21ms. Allocated memory was 94.4MB in the beginning and 115.3MB in the end (delta: 21.0MB). Free memory was 58.3MB in the beginning and 73.2MB in the end (delta: -14.9MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2021-12-14 22:23:37,501 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 94.4MB. Free memory was 53.1MB in the beginning and 53.0MB in the end (delta: 43.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 775.21ms. Allocated memory was 94.4MB in the beginning and 115.3MB in the end (delta: 21.0MB). Free memory was 58.3MB in the beginning and 73.2MB in the end (delta: -14.9MB). Peak memory consumption was 11.9MB. 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 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 22:23:39,052 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 22:23:39,054 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 22:23:39,089 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 22:23:39,089 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 22:23:39,092 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 22:23:39,093 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 22:23:39,097 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 22:23:39,098 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 22:23:39,101 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 22:23:39,102 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 22:23:39,103 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 22:23:39,104 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 22:23:39,105 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 22:23:39,106 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 22:23:39,111 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 22:23:39,112 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 22:23:39,112 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 22:23:39,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 22:23:39,118 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 22:23:39,119 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 22:23:39,120 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 22:23:39,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 22:23:39,122 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 22:23:39,126 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 22:23:39,127 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 22:23:39,127 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 22:23:39,128 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 22:23:39,128 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 22:23:39,129 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 22:23:39,129 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 22:23:39,130 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 22:23:39,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 22:23:39,132 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 22:23:39,132 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 22:23:39,133 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 22:23:39,133 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 22:23:39,133 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 22:23:39,134 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 22:23:39,135 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 22:23:39,135 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 22:23:39,136 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-14 22:23:39,163 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 22:23:39,163 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 22:23:39,164 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 22:23:39,164 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 22:23:39,165 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 22:23:39,165 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 22:23:39,166 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 22:23:39,166 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 22:23:39,166 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 22:23:39,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 22:23:39,167 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-14 22:23:39,167 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 22:23:39,167 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 22:23:39,168 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-14 22:23:39,168 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-14 22:23:39,168 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-14 22:23:39,168 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 22:23:39,168 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-14 22:23:39,168 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-14 22:23:39,168 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-14 22:23:39,169 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 22:23:39,169 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 22:23:39,169 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 22:23:39,169 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 22:23:39,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 22:23:39,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 22:23:39,170 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 22:23:39,170 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-14 22:23:39,170 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-14 22:23:39,170 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 22:23:39,170 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-14 22:23:39,170 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2021-12-14 22:23:39,429 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 22:23:39,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 22:23:39,451 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 22:23:39,452 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 22:23:39,452 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 22:23:39,453 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-12-14 22:23:39,490 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46d9135d1/26768eb933774d4c8e41c363db43e580/FLAGe2728d04c [2021-12-14 22:23:39,987 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 22:23:39,988 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-12-14 22:23:40,012 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46d9135d1/26768eb933774d4c8e41c363db43e580/FLAGe2728d04c [2021-12-14 22:23:40,476 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46d9135d1/26768eb933774d4c8e41c363db43e580 [2021-12-14 22:23:40,477 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 22:23:40,478 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 22:23:40,480 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 22:23:40,480 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 22:23:40,483 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 22:23:40,483 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:23:40" (1/1) ... [2021-12-14 22:23:40,484 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b0e32e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:23:40, skipping insertion in model container [2021-12-14 22:23:40,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:23:40" (1/1) ... [2021-12-14 22:23:40,488 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 22:23:40,545 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 22:23:41,200 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-14 22:23:41,201 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@722880fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:23:41, skipping insertion in model container [2021-12-14 22:23:41,201 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 22:23:41,202 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-14 22:23:41,203 INFO L158 Benchmark]: Toolchain (without parser) took 723.91ms. Allocated memory is still 71.3MB. Free memory was 51.9MB in the beginning and 36.6MB in the end (delta: 15.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-12-14 22:23:41,204 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 52.4MB. Free memory is still 34.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 22:23:41,204 INFO L158 Benchmark]: CACSL2BoogieTranslator took 721.16ms. Allocated memory is still 71.3MB. Free memory was 51.7MB in the beginning and 36.6MB in the end (delta: 15.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-12-14 22:23:41,205 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 52.4MB. Free memory is still 34.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 721.16ms. Allocated memory is still 71.3MB. Free memory was 51.7MB in the beginning and 36.6MB in the end (delta: 15.2MB). 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 Writing output log to file Ultimate.log Result: UNKNOWN