./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/head-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 678e0110 Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1c49a7fb-9d7b-4e34-971f-0e4a406b6b3c/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_1c49a7fb-9d7b-4e34-971f-0e4a406b6b3c/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1c49a7fb-9d7b-4e34-971f-0e4a406b6b3c/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1c49a7fb-9d7b-4e34-971f-0e4a406b6b3c/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_1c49a7fb-9d7b-4e34-971f-0e4a406b6b3c/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1c49a7fb-9d7b-4e34-971f-0e4a406b6b3c/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c80485c9937d6ab6d329bb788441ef9837ed4621 ......................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- Skipped default analysis because property is memsafety ### Bit-precise run ### This is Ultimate 0.1.24-678e011 [2019-11-20 02:59:03,520 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 02:59:03,522 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 02:59:03,534 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 02:59:03,536 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 02:59:03,537 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 02:59:03,539 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 02:59:03,547 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 02:59:03,552 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 02:59:03,555 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 02:59:03,557 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 02:59:03,558 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 02:59:03,558 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 02:59:03,561 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 02:59:03,561 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 02:59:03,562 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 02:59:03,563 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 02:59:03,564 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 02:59:03,566 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 02:59:03,570 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 02:59:03,573 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 02:59:03,575 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 02:59:03,578 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 02:59:03,578 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 02:59:03,581 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 02:59:03,582 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 02:59:03,582 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 02:59:03,583 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 02:59:03,584 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 02:59:03,585 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 02:59:03,585 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 02:59:03,586 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 02:59:03,586 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 02:59:03,588 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 02:59:03,588 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 02:59:03,589 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 02:59:03,589 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 02:59:03,589 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 02:59:03,590 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 02:59:03,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 02:59:03,592 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 02:59:03,592 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1c49a7fb-9d7b-4e34-971f-0e4a406b6b3c/bin/ukojak/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2019-11-20 02:59:03,611 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 02:59:03,611 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 02:59:03,612 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 02:59:03,613 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 02:59:03,613 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 02:59:03,613 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 02:59:03,613 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 02:59:03,614 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 02:59:03,614 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-20 02:59:03,614 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-20 02:59:03,614 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-20 02:59:03,614 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 02:59:03,615 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 02:59:03,615 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 02:59:03,615 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 02:59:03,615 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 02:59:03,615 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 02:59:03,616 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 02:59:03,616 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 02:59:03,616 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 02:59:03,616 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 02:59:03,617 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 02:59:03,617 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-11-20 02:59:03,617 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 02:59:03,617 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-11-20 02:59:03,617 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 02:59:03,618 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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-vcloud-master/worker/run_dir_1c49a7fb-9d7b-4e34-971f-0e4a406b6b3c/bin/ukojak 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 -> Kojak 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 -> c80485c9937d6ab6d329bb788441ef9837ed4621 [2019-11-20 02:59:03,763 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 02:59:03,774 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 02:59:03,776 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 02:59:03,785 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 02:59:03,786 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 02:59:03,787 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1c49a7fb-9d7b-4e34-971f-0e4a406b6b3c/bin/ukojak/../../sv-benchmarks/c/busybox-1.22.0/head-1.i [2019-11-20 02:59:03,836 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1c49a7fb-9d7b-4e34-971f-0e4a406b6b3c/bin/ukojak/data/9e18afcaa/c9eb1930f7f3449ab867a2906e82eba2/FLAGd4929ddbd [2019-11-20 02:59:04,417 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 02:59:04,418 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1c49a7fb-9d7b-4e34-971f-0e4a406b6b3c/sv-benchmarks/c/busybox-1.22.0/head-1.i [2019-11-20 02:59:04,454 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1c49a7fb-9d7b-4e34-971f-0e4a406b6b3c/bin/ukojak/data/9e18afcaa/c9eb1930f7f3449ab867a2906e82eba2/FLAGd4929ddbd [2019-11-20 02:59:04,584 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1c49a7fb-9d7b-4e34-971f-0e4a406b6b3c/bin/ukojak/data/9e18afcaa/c9eb1930f7f3449ab867a2906e82eba2 [2019-11-20 02:59:04,586 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 02:59:04,587 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 02:59:04,587 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 02:59:04,588 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 02:59:04,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 02:59:04,591 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:59:04" (1/1) ... [2019-11-20 02:59:04,592 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f4a600a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:59:04, skipping insertion in model container [2019-11-20 02:59:04,592 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:59:04" (1/1) ... [2019-11-20 02:59:04,597 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 02:59:04,677 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 02:59:05,744 ERROR L309 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-11-20 02:59:05,747 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@27a15a7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:59:05, skipping insertion in model container [2019-11-20 02:59:05,747 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 02:59:05,747 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-20 02:59:05,750 INFO L168 Benchmark]: Toolchain (without parser) took 1161.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.2 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -194.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2019-11-20 02:59:05,751 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 02:59:05,752 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1159.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.2 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -194.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. [2019-11-20 02:59:05,754 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1159.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.2 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -194.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2294]: 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...