./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uname-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa9a11f7-d9de-405d-a4af-f09712413c39/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa9a11f7-d9de-405d-a4af-f09712413c39/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa9a11f7-d9de-405d-a4af-f09712413c39/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa9a11f7-d9de-405d-a4af-f09712413c39/bin/utaipan-EQgc7hIp5V/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uname-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa9a11f7-d9de-405d-a4af-f09712413c39/bin/utaipan-EQgc7hIp5V/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa9a11f7-d9de-405d-a4af-f09712413c39/bin/utaipan-EQgc7hIp5V --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 006d2db5d9e8a2a73a70ddf8f267501f17e7fb93705a7d85140217cd054b3553 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 03:14:12,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 03:14:12,602 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 03:14:12,674 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 03:14:12,675 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 03:14:12,677 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 03:14:12,685 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 03:14:12,688 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 03:14:12,691 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 03:14:12,693 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 03:14:12,694 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 03:14:12,696 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 03:14:12,697 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 03:14:12,710 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 03:14:12,714 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 03:14:12,719 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 03:14:12,721 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 03:14:12,725 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 03:14:12,733 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 03:14:12,737 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 03:14:12,740 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 03:14:12,746 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 03:14:12,751 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 03:14:12,752 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 03:14:12,768 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 03:14:12,769 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 03:14:12,770 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 03:14:12,773 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 03:14:12,774 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 03:14:12,776 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 03:14:12,777 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 03:14:12,779 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 03:14:12,781 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 03:14:12,782 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 03:14:12,783 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 03:14:12,784 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 03:14:12,785 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 03:14:12,785 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 03:14:12,785 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 03:14:12,786 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 03:14:12,787 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 03:14:12,788 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa9a11f7-d9de-405d-a4af-f09712413c39/bin/utaipan-EQgc7hIp5V/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-11-23 03:14:12,822 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 03:14:12,823 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 03:14:12,823 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 03:14:12,823 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 03:14:12,824 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 03:14:12,824 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 03:14:12,825 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 03:14:12,825 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 03:14:12,825 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 03:14:12,826 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 03:14:12,826 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 03:14:12,826 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 03:14:12,826 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 03:14:12,826 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 03:14:12,827 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 03:14:12,827 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 03:14:12,827 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 03:14:12,827 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 03:14:12,828 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 03:14:12,829 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 03:14:12,829 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 03:14:12,829 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 03:14:12,829 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 03:14:12,830 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 03:14:12,830 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 03:14:12,830 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 03:14:12,830 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 03:14:12,831 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 03:14:12,831 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 03:14:12,831 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 03:14:12,831 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 03:14:12,832 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 03:14:12,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:14:12,832 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 03:14:12,832 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 03:14:12,833 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 03:14:12,833 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 03:14:12,833 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 03:14:12,833 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 03:14:12,834 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa9a11f7-d9de-405d-a4af-f09712413c39/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa9a11f7-d9de-405d-a4af-f09712413c39/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 006d2db5d9e8a2a73a70ddf8f267501f17e7fb93705a7d85140217cd054b3553 [2021-11-23 03:14:13,181 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 03:14:13,208 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 03:14:13,212 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 03:14:13,213 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 03:14:13,214 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 03:14:13,216 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa9a11f7-d9de-405d-a4af-f09712413c39/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/busybox-1.22.0/uname-2.i [2021-11-23 03:14:13,317 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa9a11f7-d9de-405d-a4af-f09712413c39/bin/utaipan-EQgc7hIp5V/data/a622261ea/ef31ee1b29ac46a7b6c47c6dfd50f1ad/FLAGef578e344 [2021-11-23 03:14:14,324 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 03:14:14,327 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa9a11f7-d9de-405d-a4af-f09712413c39/sv-benchmarks/c/busybox-1.22.0/uname-2.i [2021-11-23 03:14:14,385 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa9a11f7-d9de-405d-a4af-f09712413c39/bin/utaipan-EQgc7hIp5V/data/a622261ea/ef31ee1b29ac46a7b6c47c6dfd50f1ad/FLAGef578e344 [2021-11-23 03:14:14,752 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa9a11f7-d9de-405d-a4af-f09712413c39/bin/utaipan-EQgc7hIp5V/data/a622261ea/ef31ee1b29ac46a7b6c47c6dfd50f1ad [2021-11-23 03:14:14,755 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 03:14:14,757 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 03:14:14,759 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 03:14:14,759 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 03:14:14,763 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 03:14:14,764 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:14:14" (1/1) ... [2021-11-23 03:14:14,766 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1607fbe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:14:14, skipping insertion in model container [2021-11-23 03:14:14,766 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:14:14" (1/1) ... [2021-11-23 03:14:14,775 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 03:14:14,865 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 03:14:16,642 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2021-11-23 03:14:16,646 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@497d2c9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:14:16, skipping insertion in model container [2021-11-23 03:14:16,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 03:14:16,647 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 03:14:16,650 INFO L158 Benchmark]: Toolchain (without parser) took 1892.09ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 76.3MB in the end (delta: 907.7kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 03:14:16,653 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 81.8MB. Free memory was 52.8MB in the beginning and 52.8MB in the end (delta: 26.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 03:14:16,656 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1888.59ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 76.3MB in the end (delta: 568.8kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 03:14:16,659 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 81.8MB. Free memory was 52.8MB in the beginning and 52.8MB in the end (delta: 26.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1888.59ms. Allocated memory is still 117.4MB. Free memory was 76.9MB in the beginning and 76.3MB in the end (delta: 568.8kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2373]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die 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=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa9a11f7-d9de-405d-a4af-f09712413c39/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa9a11f7-d9de-405d-a4af-f09712413c39/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa9a11f7-d9de-405d-a4af-f09712413c39/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa9a11f7-d9de-405d-a4af-f09712413c39/bin/utaipan-EQgc7hIp5V/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uname-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa9a11f7-d9de-405d-a4af-f09712413c39/bin/utaipan-EQgc7hIp5V/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa9a11f7-d9de-405d-a4af-f09712413c39/bin/utaipan-EQgc7hIp5V --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 006d2db5d9e8a2a73a70ddf8f267501f17e7fb93705a7d85140217cd054b3553 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 03:14:19,544 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 03:14:19,549 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 03:14:19,634 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 03:14:19,635 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 03:14:19,641 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 03:14:19,643 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 03:14:19,649 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 03:14:19,653 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 03:14:19,664 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 03:14:19,666 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 03:14:19,668 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 03:14:19,668 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 03:14:19,672 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 03:14:19,674 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 03:14:19,680 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 03:14:19,682 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 03:14:19,684 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 03:14:19,686 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 03:14:19,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 03:14:19,699 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 03:14:19,700 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 03:14:19,703 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 03:14:19,706 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 03:14:19,718 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 03:14:19,718 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 03:14:19,719 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 03:14:19,721 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 03:14:19,722 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 03:14:19,723 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 03:14:19,724 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 03:14:19,725 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 03:14:19,727 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 03:14:19,729 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 03:14:19,731 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 03:14:19,731 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 03:14:19,733 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 03:14:19,733 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 03:14:19,733 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 03:14:19,735 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 03:14:19,736 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 03:14:19,737 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa9a11f7-d9de-405d-a4af-f09712413c39/bin/utaipan-EQgc7hIp5V/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-11-23 03:14:19,796 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 03:14:19,797 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 03:14:19,798 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 03:14:19,798 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 03:14:19,799 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 03:14:19,799 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 03:14:19,799 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 03:14:19,800 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 03:14:19,800 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 03:14:19,800 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 03:14:19,802 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 03:14:19,802 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 03:14:19,804 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 03:14:19,804 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 03:14:19,804 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 03:14:19,805 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 03:14:19,805 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 03:14:19,805 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 03:14:19,805 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 03:14:19,806 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 03:14:19,806 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 03:14:19,806 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 03:14:19,806 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 03:14:19,807 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 03:14:19,807 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 03:14:19,807 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 03:14:19,807 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 03:14:19,808 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 03:14:19,808 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 03:14:19,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:14:19,809 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 03:14:19,809 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 03:14:19,809 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 03:14:19,810 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 03:14:19,810 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 03:14:19,810 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 03:14:19,811 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa9a11f7-d9de-405d-a4af-f09712413c39/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa9a11f7-d9de-405d-a4af-f09712413c39/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 006d2db5d9e8a2a73a70ddf8f267501f17e7fb93705a7d85140217cd054b3553 [2021-11-23 03:14:20,353 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 03:14:20,381 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 03:14:20,385 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 03:14:20,387 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 03:14:20,388 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 03:14:20,389 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa9a11f7-d9de-405d-a4af-f09712413c39/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/busybox-1.22.0/uname-2.i [2021-11-23 03:14:20,466 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa9a11f7-d9de-405d-a4af-f09712413c39/bin/utaipan-EQgc7hIp5V/data/16ee2d812/fb73a8cda948498bb010d4103071f434/FLAG3f2f9500f [2021-11-23 03:14:21,554 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 03:14:21,555 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa9a11f7-d9de-405d-a4af-f09712413c39/sv-benchmarks/c/busybox-1.22.0/uname-2.i [2021-11-23 03:14:21,596 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa9a11f7-d9de-405d-a4af-f09712413c39/bin/utaipan-EQgc7hIp5V/data/16ee2d812/fb73a8cda948498bb010d4103071f434/FLAG3f2f9500f [2021-11-23 03:14:21,957 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa9a11f7-d9de-405d-a4af-f09712413c39/bin/utaipan-EQgc7hIp5V/data/16ee2d812/fb73a8cda948498bb010d4103071f434 [2021-11-23 03:14:21,960 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 03:14:21,962 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 03:14:21,969 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 03:14:21,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 03:14:21,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 03:14:21,976 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:14:21" (1/1) ... [2021-11-23 03:14:21,977 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@126a5810 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:14:21, skipping insertion in model container [2021-11-23 03:14:21,978 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:14:21" (1/1) ... [2021-11-23 03:14:21,998 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 03:14:22,151 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 03:14:23,752 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2021-11-23 03:14:23,753 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@f9cc10b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:14:23, skipping insertion in model container [2021-11-23 03:14:23,754 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 03:14:23,754 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-23 03:14:23,757 INFO L158 Benchmark]: Toolchain (without parser) took 1793.50ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 31.1MB in the beginning and 42.9MB in the end (delta: -11.8MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2021-11-23 03:14:23,758 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 58.7MB. Free memory is still 39.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 03:14:23,760 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1785.32ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 30.9MB in the beginning and 42.9MB in the end (delta: -12.0MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2021-11-23 03:14:23,762 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 58.7MB. Free memory is still 39.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1785.32ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 30.9MB in the beginning and 42.9MB in the end (delta: -12.0MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2373]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die 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