./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/du-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/du-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 a7d47fd1cb183de21869a58eb9084ebc9903847b2928a08049ba239b8cab5299 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 16:43:51,555 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 16:43:51,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 16:43:51,585 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 16:43:51,586 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 16:43:51,586 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 16:43:51,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 16:43:51,589 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 16:43:51,590 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 16:43:51,591 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 16:43:51,591 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 16:43:51,592 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 16:43:51,592 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 16:43:51,593 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 16:43:51,594 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 16:43:51,595 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 16:43:51,595 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 16:43:51,596 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 16:43:51,597 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 16:43:51,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 16:43:51,599 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 16:43:51,604 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 16:43:51,605 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 16:43:51,605 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 16:43:51,607 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 16:43:51,611 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 16:43:51,611 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 16:43:51,612 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 16:43:51,612 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 16:43:51,613 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 16:43:51,613 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 16:43:51,613 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 16:43:51,614 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 16:43:51,615 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 16:43:51,616 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 16:43:51,617 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 16:43:51,617 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 16:43:51,618 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 16:43:51,618 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 16:43:51,619 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 16:43:51,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 16:43:51,621 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-15 16:43:51,646 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 16:43:51,646 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 16:43:51,646 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 16:43:51,646 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 16:43:51,647 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 16:43:51,647 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 16:43:51,648 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 16:43:51,648 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 16:43:51,648 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 16:43:51,648 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 16:43:51,649 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-15 16:43:51,649 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 16:43:51,649 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 16:43:51,649 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-15 16:43:51,649 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-15 16:43:51,650 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-15 16:43:51,650 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 16:43:51,650 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 16:43:51,650 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 16:43:51,650 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 16:43:51,650 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 16:43:51,651 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 16:43:51,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 16:43:51,651 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 16:43:51,651 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 16:43:51,652 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 16:43:51,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 16:43:51,652 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 16:43:51,652 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7d47fd1cb183de21869a58eb9084ebc9903847b2928a08049ba239b8cab5299 [2021-12-15 16:43:51,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 16:43:51,882 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 16:43:51,885 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 16:43:51,886 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 16:43:51,887 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 16:43:51,888 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/du-1.i [2021-12-15 16:43:51,940 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75b070835/c9b6f6f7d370416d8619b9d10dc056b7/FLAG81dea1cf9 [2021-12-15 16:43:52,463 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 16:43:52,466 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/du-1.i [2021-12-15 16:43:52,491 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75b070835/c9b6f6f7d370416d8619b9d10dc056b7/FLAG81dea1cf9 [2021-12-15 16:43:52,712 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75b070835/c9b6f6f7d370416d8619b9d10dc056b7 [2021-12-15 16:43:52,714 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 16:43:52,714 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 16:43:52,719 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 16:43:52,719 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 16:43:52,721 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 16:43:52,722 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 04:43:52" (1/1) ... [2021-12-15 16:43:52,722 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d4a64e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 04:43:52, skipping insertion in model container [2021-12-15 16:43:52,723 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 04:43:52" (1/1) ... [2021-12-15 16:43:52,727 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 16:43:52,773 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 16:43:53,443 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 16:43:53,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5930732 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 04:43:53, skipping insertion in model container [2021-12-15 16:43:53,443 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 16:43:53,444 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-15 16:43:53,445 INFO L158 Benchmark]: Toolchain (without parser) took 729.93ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 58.3MB in the beginning and 70.3MB in the end (delta: -12.1MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2021-12-15 16:43:53,446 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 94.4MB. Free memory was 53.8MB in the beginning and 53.7MB in the end (delta: 70.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 16:43:53,446 INFO L158 Benchmark]: CACSL2BoogieTranslator took 724.80ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 58.0MB in the beginning and 70.3MB in the end (delta: -12.3MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2021-12-15 16:43:53,448 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 94.4MB. Free memory was 53.8MB in the beginning and 53.7MB in the end (delta: 70.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 724.80ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 58.0MB in the beginning and 70.3MB in the end (delta: -12.3MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2643]: 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/du-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 a7d47fd1cb183de21869a58eb9084ebc9903847b2928a08049ba239b8cab5299 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 16:43:54,885 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 16:43:54,887 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 16:43:54,916 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 16:43:54,916 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 16:43:54,919 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 16:43:54,920 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 16:43:54,923 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 16:43:54,925 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 16:43:54,928 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 16:43:54,929 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 16:43:54,931 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 16:43:54,932 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 16:43:54,933 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 16:43:54,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 16:43:54,936 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 16:43:54,937 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 16:43:54,938 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 16:43:54,939 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 16:43:54,944 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 16:43:54,945 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 16:43:54,945 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 16:43:54,946 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 16:43:54,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 16:43:54,952 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 16:43:54,952 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 16:43:54,952 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 16:43:54,954 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 16:43:54,954 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 16:43:54,954 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 16:43:54,955 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 16:43:54,955 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 16:43:54,956 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 16:43:54,957 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 16:43:54,958 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 16:43:54,958 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 16:43:54,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 16:43:54,958 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 16:43:54,959 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 16:43:54,960 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 16:43:54,960 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 16:43:54,961 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-15 16:43:54,992 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 16:43:54,993 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 16:43:54,994 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 16:43:54,994 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 16:43:54,994 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 16:43:54,994 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 16:43:54,995 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 16:43:54,996 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 16:43:54,996 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 16:43:54,996 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 16:43:54,996 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-15 16:43:54,997 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 16:43:54,997 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 16:43:54,997 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-15 16:43:54,997 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-15 16:43:54,997 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-15 16:43:54,997 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 16:43:54,997 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 16:43:54,998 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 16:43:54,998 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 16:43:54,998 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 16:43:54,998 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 16:43:54,998 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 16:43:54,998 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 16:43:55,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 16:43:55,004 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 16:43:55,004 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 16:43:55,004 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 16:43:55,005 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 16:43:55,005 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 16:43:55,005 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 16:43:55,005 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7d47fd1cb183de21869a58eb9084ebc9903847b2928a08049ba239b8cab5299 [2021-12-15 16:43:55,274 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 16:43:55,297 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 16:43:55,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 16:43:55,301 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 16:43:55,301 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 16:43:55,302 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/du-1.i [2021-12-15 16:43:55,355 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdbcb7949/74d36f568967474bb423a31b440d5e8a/FLAG752077808 [2021-12-15 16:43:55,896 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 16:43:55,896 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/du-1.i [2021-12-15 16:43:55,932 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdbcb7949/74d36f568967474bb423a31b440d5e8a/FLAG752077808 [2021-12-15 16:43:56,380 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdbcb7949/74d36f568967474bb423a31b440d5e8a [2021-12-15 16:43:56,382 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 16:43:56,383 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 16:43:56,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 16:43:56,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 16:43:56,389 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 16:43:56,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 04:43:56" (1/1) ... [2021-12-15 16:43:56,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1eaf499f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 04:43:56, skipping insertion in model container [2021-12-15 16:43:56,390 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 04:43:56" (1/1) ... [2021-12-15 16:43:56,396 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 16:43:56,460 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 16:43:57,383 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 16:43:57,384 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@28ea2b68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 04:43:57, skipping insertion in model container [2021-12-15 16:43:57,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 16:43:57,385 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-15 16:43:57,386 INFO L158 Benchmark]: Toolchain (without parser) took 1002.34ms. Allocated memory was 52.4MB in the beginning and 67.1MB in the end (delta: 14.7MB). Free memory was 34.7MB in the beginning and 32.1MB in the end (delta: 2.7MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2021-12-15 16:43:57,387 INFO L158 Benchmark]: CDTParser took 0.62ms. Allocated memory is still 52.4MB. Free memory was 34.4MB in the beginning and 34.4MB in the end (delta: 38.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 16:43:57,388 INFO L158 Benchmark]: CACSL2BoogieTranslator took 998.74ms. Allocated memory was 52.4MB in the beginning and 67.1MB in the end (delta: 14.7MB). Free memory was 34.6MB in the beginning and 32.1MB in the end (delta: 2.5MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2021-12-15 16:43:57,390 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62ms. Allocated memory is still 52.4MB. Free memory was 34.4MB in the beginning and 34.4MB in the end (delta: 38.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 998.74ms. Allocated memory was 52.4MB in the beginning and 67.1MB in the end (delta: 14.7MB). Free memory was 34.6MB in the beginning and 32.1MB in the end (delta: 2.5MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2643]: 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