./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180a285b-5d25-40fc-8cb3-e222a891be20/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180a285b-5d25-40fc-8cb3-e222a891be20/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180a285b-5d25-40fc-8cb3-e222a891be20/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180a285b-5d25-40fc-8cb3-e222a891be20/bin/utaipan-WLngWcDbfI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180a285b-5d25-40fc-8cb3-e222a891be20/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180a285b-5d25-40fc-8cb3-e222a891be20/bin/utaipan-WLngWcDbfI --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 606480d129d868b852bab618a318de1507e1593a ......................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180a285b-5d25-40fc-8cb3-e222a891be20/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180a285b-5d25-40fc-8cb3-e222a891be20/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180a285b-5d25-40fc-8cb3-e222a891be20/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180a285b-5d25-40fc-8cb3-e222a891be20/bin/utaipan-WLngWcDbfI/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180a285b-5d25-40fc-8cb3-e222a891be20/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180a285b-5d25-40fc-8cb3-e222a891be20/bin/utaipan-WLngWcDbfI --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 606480d129d868b852bab618a318de1507e1593a ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:31:03,484 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:31:03,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:31:03,532 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:31:03,533 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:31:03,538 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:31:03,541 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:31:03,545 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:31:03,548 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:31:03,556 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:31:03,557 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:31:03,558 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:31:03,559 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:31:03,562 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:31:03,563 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:31:03,566 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:31:03,568 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:31:03,572 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:31:03,575 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:31:03,585 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:31:03,587 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:31:03,588 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:31:03,591 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:31:03,592 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:31:03,596 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:31:03,596 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:31:03,597 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:31:03,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:31:03,599 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:31:03,601 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:31:03,601 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:31:03,602 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:31:03,604 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:31:03,605 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:31:03,607 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:31:03,607 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:31:03,608 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:31:03,608 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:31:03,608 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:31:03,609 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:31:03,610 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:31:03,611 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180a285b-5d25-40fc-8cb3-e222a891be20/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-11 02:31:03,664 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:31:03,664 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:31:03,666 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:31:03,666 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:31:03,666 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:31:03,666 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:31:03,667 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:31:03,667 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:31:03,667 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:31:03,667 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:31:03,668 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:31:03,668 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:31:03,669 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:31:03,669 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:31:03,669 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:31:03,670 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 02:31:03,670 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 02:31:03,670 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:31:03,670 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 02:31:03,671 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:31:03,671 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:31:03,671 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 02:31:03,671 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 02:31:03,671 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-11 02:31:03,671 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:31:03,672 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:31:03,673 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:31:03,674 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:31:03,674 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:31:03,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:31:03,674 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:31:03,675 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:31:03,675 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:31:03,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:31:03,675 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:31:03,675 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:31:03,676 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_180a285b-5d25-40fc-8cb3-e222a891be20/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180a285b-5d25-40fc-8cb3-e222a891be20/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 606480d129d868b852bab618a318de1507e1593a [2021-10-11 02:31:03,972 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:31:04,014 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:31:04,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:31:04,017 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:31:04,018 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:31:04,019 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180a285b-5d25-40fc-8cb3-e222a891be20/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2021-10-11 02:31:04,102 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180a285b-5d25-40fc-8cb3-e222a891be20/bin/utaipan-WLngWcDbfI/data/0a7243f0e/d85b8ec6af134e698d70169c2b294ca6/FLAG7d6f3f12f [2021-10-11 02:31:04,792 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:31:04,792 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180a285b-5d25-40fc-8cb3-e222a891be20/sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2021-10-11 02:31:04,830 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180a285b-5d25-40fc-8cb3-e222a891be20/bin/utaipan-WLngWcDbfI/data/0a7243f0e/d85b8ec6af134e698d70169c2b294ca6/FLAG7d6f3f12f [2021-10-11 02:31:04,905 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180a285b-5d25-40fc-8cb3-e222a891be20/bin/utaipan-WLngWcDbfI/data/0a7243f0e/d85b8ec6af134e698d70169c2b294ca6 [2021-10-11 02:31:04,907 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:31:04,909 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:31:04,911 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:04,911 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:31:04,914 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:31:04,915 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:04" (1/1) ... [2021-10-11 02:31:04,917 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58d20e7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:04, skipping insertion in model container [2021-10-11 02:31:04,917 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:04" (1/1) ... [2021-10-11 02:31:04,925 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:31:05,013 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:31:06,177 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 [2021-10-11 02:31:06,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4066dafd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:06, skipping insertion in model container [2021-10-11 02:31:06,178 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:06,179 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:31:06,181 INFO L168 Benchmark]: Toolchain (without parser) took 1270.63 ms. Allocated memory is still 121.6 MB. Free memory was 82.0 MB in the beginning and 84.2 MB in the end (delta: -2.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:06,182 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 121.6 MB. Free memory was 95.8 MB in the beginning and 95.8 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:31:06,183 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1267.83 ms. Allocated memory is still 121.6 MB. Free memory was 81.8 MB in the beginning and 84.2 MB in the end (delta: -2.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:06,185 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 121.6 MB. Free memory was 95.8 MB in the beginning and 95.8 MB in the end (delta: 29.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1267.83 ms. Allocated memory is still 121.6 MB. Free memory was 81.8 MB in the beginning and 84.2 MB in the end (delta: -2.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2304]: 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... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:31:08,520 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:31:08,523 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:31:08,554 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:31:08,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:31:08,556 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:31:08,558 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:31:08,560 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:31:08,562 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:31:08,564 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:31:08,565 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:31:08,567 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:31:08,567 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:31:08,569 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:31:08,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:31:08,572 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:31:08,573 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:31:08,574 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:31:08,576 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:31:08,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:31:08,581 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:31:08,583 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:31:08,584 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:31:08,585 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:31:08,589 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:31:08,589 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:31:08,590 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:31:08,591 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:31:08,592 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:31:08,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:31:08,594 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:31:08,595 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:31:08,596 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:31:08,597 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:31:08,599 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:31:08,599 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:31:08,600 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:31:08,601 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:31:08,601 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:31:08,602 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:31:08,603 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:31:08,604 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180a285b-5d25-40fc-8cb3-e222a891be20/bin/utaipan-WLngWcDbfI/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-11 02:31:08,643 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:31:08,643 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:31:08,644 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:31:08,644 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:31:08,645 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:31:08,645 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:31:08,645 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:31:08,645 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:31:08,645 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:31:08,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 02:31:08,646 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 02:31:08,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:31:08,647 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 02:31:08,647 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:31:08,647 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:31:08,647 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-11 02:31:08,648 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-11 02:31:08,648 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-11 02:31:08,648 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:31:08,648 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:31:08,648 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:31:08,648 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:31:08,649 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:31:08,651 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:31:08,652 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:31:08,652 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:31:08,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:31:08,652 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:31:08,653 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:31:08,654 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:31:08,654 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:31:08,654 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:31:08,655 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:31:08,655 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_180a285b-5d25-40fc-8cb3-e222a891be20/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180a285b-5d25-40fc-8cb3-e222a891be20/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 606480d129d868b852bab618a318de1507e1593a [2021-10-11 02:31:09,051 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:31:09,072 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:31:09,075 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:31:09,076 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:31:09,081 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:31:09,082 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180a285b-5d25-40fc-8cb3-e222a891be20/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2021-10-11 02:31:09,138 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180a285b-5d25-40fc-8cb3-e222a891be20/bin/utaipan-WLngWcDbfI/data/317afaeb8/67914efb4f5d44b48de54b129134297c/FLAG25142cba5 [2021-10-11 02:31:09,835 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:31:09,836 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180a285b-5d25-40fc-8cb3-e222a891be20/sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2021-10-11 02:31:09,875 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180a285b-5d25-40fc-8cb3-e222a891be20/bin/utaipan-WLngWcDbfI/data/317afaeb8/67914efb4f5d44b48de54b129134297c/FLAG25142cba5 [2021-10-11 02:31:09,954 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_180a285b-5d25-40fc-8cb3-e222a891be20/bin/utaipan-WLngWcDbfI/data/317afaeb8/67914efb4f5d44b48de54b129134297c [2021-10-11 02:31:09,957 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:31:09,959 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:31:09,962 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:09,962 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:31:09,965 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:31:09,967 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:09" (1/1) ... [2021-10-11 02:31:09,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@278b8b10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:09, skipping insertion in model container [2021-10-11 02:31:09,972 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:31:09" (1/1) ... [2021-10-11 02:31:09,980 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:31:10,067 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:31:11,296 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 [2021-10-11 02:31:11,297 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4c4589e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:31:11, skipping insertion in model container [2021-10-11 02:31:11,297 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:31:11,298 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:31:11,300 INFO L168 Benchmark]: Toolchain (without parser) took 1339.95 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 24.9 MB in the beginning and 35.3 MB in the end (delta: -10.4 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:11,301 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 52.4 MB. Free memory was 34.0 MB in the beginning and 34.0 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:31:11,302 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1335.89 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 24.8 MB in the beginning and 35.3 MB in the end (delta: -10.5 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:31:11,304 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 52.4 MB. Free memory was 34.0 MB in the beginning and 34.0 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1335.89 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 24.8 MB in the beginning and 35.3 MB in the end (delta: -10.5 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2304]: 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...