./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/touch-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_91ab16a1-99c0-4b66-a15c-2b380ec9847b/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_91ab16a1-99c0-4b66-a15c-2b380ec9847b/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_91ab16a1-99c0-4b66-a15c-2b380ec9847b/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_91ab16a1-99c0-4b66-a15c-2b380ec9847b/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/touch-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_91ab16a1-99c0-4b66-a15c-2b380ec9847b/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_91ab16a1-99c0-4b66-a15c-2b380ec9847b/bin/utaipan --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 7a1a46a65403deca33ed3628f9f5b1d5abad7635 .......................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_91ab16a1-99c0-4b66-a15c-2b380ec9847b/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_91ab16a1-99c0-4b66-a15c-2b380ec9847b/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_91ab16a1-99c0-4b66-a15c-2b380ec9847b/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_91ab16a1-99c0-4b66-a15c-2b380ec9847b/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/touch-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_91ab16a1-99c0-4b66-a15c-2b380ec9847b/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_91ab16a1-99c0-4b66-a15c-2b380ec9847b/bin/utaipan --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 7a1a46a65403deca33ed3628f9f5b1d5abad7635 ....................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:04:41,360 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:04:41,380 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:04:41,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:04:41,453 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:04:41,459 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:04:41,461 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:04:41,465 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:04:41,468 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:04:41,476 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:04:41,477 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:04:41,479 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:04:41,480 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:04:41,483 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:04:41,485 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:04:41,488 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:04:41,489 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:04:41,494 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:04:41,498 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:04:41,507 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:04:41,509 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:04:41,511 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:04:41,513 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:04:41,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:04:41,517 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:04:41,518 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:04:41,518 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:04:41,521 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:04:41,521 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:04:41,522 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:04:41,523 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:04:41,525 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:04:41,526 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:04:41,527 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:04:41,528 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:04:41,529 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:04:41,529 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:04:41,529 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:04:41,529 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:04:41,530 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:04:41,531 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:04:41,532 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_91ab16a1-99c0-4b66-a15c-2b380ec9847b/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2020-11-22 13:04:41,582 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:04:41,582 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:04:41,583 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:04:41,583 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:04:41,584 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:04:41,584 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:04:41,584 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:04:41,584 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:04:41,585 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:04:41,585 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:04:41,586 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:04:41,586 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:04:41,586 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:04:41,586 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:04:41,587 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:04:41,588 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-22 13:04:41,588 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-22 13:04:41,588 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:04:41,588 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-22 13:04:41,588 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:04:41,589 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:04:41,589 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-22 13:04:41,589 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-22 13:04:41,589 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-22 13:04:41,589 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:04:41,589 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:04:41,591 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:04:41,592 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:04:41,592 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:04:41,592 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:04:41,592 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:04:41,593 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:04:41,593 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:04:41,593 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:04:41,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:04:41,593 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:04:41,593 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:04:41,594 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-vcloud-master/worker/run_dir_91ab16a1-99c0-4b66-a15c-2b380ec9847b/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_91ab16a1-99c0-4b66-a15c-2b380ec9847b/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a1a46a65403deca33ed3628f9f5b1d5abad7635 [2020-11-22 13:04:41,844 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:04:41,874 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:04:41,880 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:04:41,881 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:04:41,882 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:04:41,883 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_91ab16a1-99c0-4b66-a15c-2b380ec9847b/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/touch-2.i [2020-11-22 13:04:41,954 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_91ab16a1-99c0-4b66-a15c-2b380ec9847b/bin/utaipan/data/4b27baaa5/923d124376c74e1cab0ce02a59e9500d/FLAG3a71b5b1f [2020-11-22 13:04:42,705 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:04:42,706 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_91ab16a1-99c0-4b66-a15c-2b380ec9847b/sv-benchmarks/c/busybox-1.22.0/touch-2.i [2020-11-22 13:04:42,751 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_91ab16a1-99c0-4b66-a15c-2b380ec9847b/bin/utaipan/data/4b27baaa5/923d124376c74e1cab0ce02a59e9500d/FLAG3a71b5b1f [2020-11-22 13:04:42,778 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_91ab16a1-99c0-4b66-a15c-2b380ec9847b/bin/utaipan/data/4b27baaa5/923d124376c74e1cab0ce02a59e9500d [2020-11-22 13:04:42,782 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:04:42,785 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:04:42,787 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:04:42,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:04:42,791 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:04:42,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:04:42" (1/1) ... [2020-11-22 13:04:42,794 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53765b33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:42, skipping insertion in model container [2020-11-22 13:04:42,795 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:04:42" (1/1) ... [2020-11-22 13:04:42,802 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:04:42,897 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:04:44,367 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-22 13:04:44,368 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@f2527bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:44, skipping insertion in model container [2020-11-22 13:04:44,368 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:04:44,368 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:04:44,371 INFO L168 Benchmark]: Toolchain (without parser) took 1584.72 ms. Allocated memory is still 98.6 MB. Free memory was 62.8 MB in the beginning and 56.6 MB in the end (delta: 6.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:44,371 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 77.6 MB. Free memory is still 35.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:04:44,372 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1581.74 ms. Allocated memory is still 98.6 MB. Free memory was 62.5 MB in the beginning and 56.6 MB in the end (delta: 5.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:44,374 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 77.6 MB. Free memory is still 35.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1581.74 ms. Allocated memory is still 98.6 MB. Free memory was 62.5 MB in the beginning and 56.6 MB in the end (delta: 5.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2613]: 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... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:04:46,519 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:04:46,522 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:04:46,572 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:04:46,573 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:04:46,577 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:04:46,581 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:04:46,585 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:04:46,588 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:04:46,594 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:04:46,595 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:04:46,604 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:04:46,605 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:04:46,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:04:46,607 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:04:46,608 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:04:46,609 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:04:46,613 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:04:46,617 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:04:46,624 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:04:46,627 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:04:46,628 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:04:46,632 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:04:46,635 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:04:46,643 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:04:46,643 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:04:46,644 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:04:46,646 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:04:46,646 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:04:46,647 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:04:46,648 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:04:46,649 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:04:46,650 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:04:46,651 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:04:46,652 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:04:46,653 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:04:46,653 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:04:46,654 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:04:46,654 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:04:46,656 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:04:46,656 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:04:46,657 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_91ab16a1-99c0-4b66-a15c-2b380ec9847b/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2020-11-22 13:04:46,701 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:04:46,702 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:04:46,703 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:04:46,703 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:04:46,703 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:04:46,704 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:04:46,704 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:04:46,704 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:04:46,704 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:04:46,706 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-22 13:04:46,707 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-22 13:04:46,707 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:04:46,707 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-22 13:04:46,707 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:04:46,708 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:04:46,708 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-22 13:04:46,708 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-22 13:04:46,708 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-22 13:04:46,709 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:04:46,709 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:04:46,709 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 13:04:46,709 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 13:04:46,709 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:04:46,710 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:04:46,710 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 13:04:46,710 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:04:46,710 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:04:46,711 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:04:46,711 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:04:46,711 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:04:46,711 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 13:04:46,712 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 13:04:46,712 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:04:46,712 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:04:46,712 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-vcloud-master/worker/run_dir_91ab16a1-99c0-4b66-a15c-2b380ec9847b/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_91ab16a1-99c0-4b66-a15c-2b380ec9847b/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a1a46a65403deca33ed3628f9f5b1d5abad7635 [2020-11-22 13:04:47,052 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:04:47,096 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:04:47,099 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:04:47,103 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:04:47,104 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:04:47,104 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_91ab16a1-99c0-4b66-a15c-2b380ec9847b/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/touch-2.i [2020-11-22 13:04:47,182 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_91ab16a1-99c0-4b66-a15c-2b380ec9847b/bin/utaipan/data/4e4fb9310/7714ed9ca13f4288a9f0b282e616832a/FLAG07a4cd1f7 [2020-11-22 13:04:48,072 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:04:48,073 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_91ab16a1-99c0-4b66-a15c-2b380ec9847b/sv-benchmarks/c/busybox-1.22.0/touch-2.i [2020-11-22 13:04:48,110 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_91ab16a1-99c0-4b66-a15c-2b380ec9847b/bin/utaipan/data/4e4fb9310/7714ed9ca13f4288a9f0b282e616832a/FLAG07a4cd1f7 [2020-11-22 13:04:48,616 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_91ab16a1-99c0-4b66-a15c-2b380ec9847b/bin/utaipan/data/4e4fb9310/7714ed9ca13f4288a9f0b282e616832a [2020-11-22 13:04:48,619 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:04:48,620 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:04:48,622 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:04:48,622 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:04:48,638 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:04:48,639 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:04:48" (1/1) ... [2020-11-22 13:04:48,641 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4294e17d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:48, skipping insertion in model container [2020-11-22 13:04:48,641 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:04:48" (1/1) ... [2020-11-22 13:04:48,650 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:04:48,757 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:04:50,262 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-22 13:04:50,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@8ce2a88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:50, skipping insertion in model container [2020-11-22 13:04:50,262 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:04:50,263 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:04:50,265 INFO L168 Benchmark]: Toolchain (without parser) took 1643.48 ms. Allocated memory is still 71.3 MB. Free memory was 41.5 MB in the beginning and 48.6 MB in the end (delta: -7.1 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:50,266 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 52.4 MB. Free memory was 33.6 MB in the beginning and 33.5 MB in the end (delta: 35.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:04:50,266 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1640.90 ms. Allocated memory is still 71.3 MB. Free memory was 41.4 MB in the beginning and 48.6 MB in the end (delta: -7.2 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:50,268 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 52.4 MB. Free memory was 33.6 MB in the beginning and 33.5 MB in the end (delta: 35.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1640.90 ms. Allocated memory is still 71.3 MB. Free memory was 41.4 MB in the beginning and 48.6 MB in the end (delta: -7.2 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2613]: 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...