./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13907782-78bb-4833-882d-aab562d4aa2e/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13907782-78bb-4833-882d-aab562d4aa2e/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13907782-78bb-4833-882d-aab562d4aa2e/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13907782-78bb-4833-882d-aab562d4aa2e/bin/utaipan-vmNK8stdcF/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13907782-78bb-4833-882d-aab562d4aa2e/bin/utaipan-vmNK8stdcF/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13907782-78bb-4833-882d-aab562d4aa2e/bin/utaipan-vmNK8stdcF --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 f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:24:45,439 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:24:45,441 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:24:45,511 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:24:45,512 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:24:45,520 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:24:45,523 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:24:45,529 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:24:45,533 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:24:45,542 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:24:45,544 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:24:45,547 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:24:45,547 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:24:45,551 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:24:45,554 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:24:45,563 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:24:45,565 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:24:45,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:24:45,571 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:24:45,584 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:24:45,589 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:24:45,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:24:45,596 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:24:45,598 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:24:45,603 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:24:45,604 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:24:45,604 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:24:45,607 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:24:45,608 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:24:45,610 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:24:45,612 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:24:45,613 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:24:45,616 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:24:45,618 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:24:45,620 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:24:45,620 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:24:45,621 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:24:45,622 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:24:45,622 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:24:45,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:24:45,624 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:24:45,625 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13907782-78bb-4833-882d-aab562d4aa2e/bin/utaipan-vmNK8stdcF/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-11-12 23:24:45,693 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:24:45,693 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:24:45,695 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:24:45,704 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:24:45,704 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:24:45,705 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:24:45,705 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:24:45,705 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 23:24:45,706 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:24:45,706 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:24:45,707 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 23:24:45,708 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 23:24:45,708 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:24:45,708 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 23:24:45,709 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 23:24:45,709 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 23:24:45,710 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-12 23:24:45,710 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-12 23:24:45,711 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:24:45,711 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-12 23:24:45,711 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 23:24:45,712 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:24:45,712 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-12 23:24:45,712 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-12 23:24:45,713 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-12 23:24:45,713 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:24:45,715 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:24:45,716 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:24:45,716 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:24:45,716 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:24:45,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:24:45,717 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:24:45,718 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:24:45,718 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 23:24:45,718 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 23:24:45,719 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:24:45,719 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:24:45,719 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_13907782-78bb-4833-882d-aab562d4aa2e/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13907782-78bb-4833-882d-aab562d4aa2e/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 [2021-11-12 23:24:46,073 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:24:46,122 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:24:46,126 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:24:46,128 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:24:46,129 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:24:46,131 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13907782-78bb-4833-882d-aab562d4aa2e/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2021-11-12 23:24:46,226 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13907782-78bb-4833-882d-aab562d4aa2e/bin/utaipan-vmNK8stdcF/data/9a7e4117f/139e26f516d84d3b8a0093c1058c38c1/FLAGca8aae1f7 [2021-11-12 23:24:47,252 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:24:47,253 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13907782-78bb-4833-882d-aab562d4aa2e/sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2021-11-12 23:24:47,284 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13907782-78bb-4833-882d-aab562d4aa2e/bin/utaipan-vmNK8stdcF/data/9a7e4117f/139e26f516d84d3b8a0093c1058c38c1/FLAGca8aae1f7 [2021-11-12 23:24:47,335 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13907782-78bb-4833-882d-aab562d4aa2e/bin/utaipan-vmNK8stdcF/data/9a7e4117f/139e26f516d84d3b8a0093c1058c38c1 [2021-11-12 23:24:47,340 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:24:47,343 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:24:47,345 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:24:47,345 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:24:47,348 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:24:47,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:24:47" (1/1) ... [2021-11-12 23:24:47,352 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75fe4c85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:24:47, skipping insertion in model container [2021-11-12 23:24:47,352 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:24:47" (1/1) ... [2021-11-12 23:24:47,359 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:24:47,454 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:24:48,910 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-12 23:24:48,911 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1586d8aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:24:48, skipping insertion in model container [2021-11-12 23:24:48,912 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:24:48,913 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 23:24:48,916 INFO L158 Benchmark]: Toolchain (without parser) took 1571.35ms. Allocated memory is still 98.6MB. Free memory was 72.5MB in the beginning and 63.9MB in the end (delta: 8.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-12 23:24:48,918 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 98.6MB. Free memory is still 71.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:24:48,920 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1568.28ms. Allocated memory is still 98.6MB. Free memory was 72.3MB in the beginning and 63.9MB in the end (delta: 8.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-12 23:24:48,923 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 98.6MB. Free memory is still 71.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1568.28ms. Allocated memory is still 98.6MB. Free memory was 72.3MB in the beginning and 63.9MB in the end (delta: 8.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2284]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13907782-78bb-4833-882d-aab562d4aa2e/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13907782-78bb-4833-882d-aab562d4aa2e/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13907782-78bb-4833-882d-aab562d4aa2e/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13907782-78bb-4833-882d-aab562d4aa2e/bin/utaipan-vmNK8stdcF/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13907782-78bb-4833-882d-aab562d4aa2e/bin/utaipan-vmNK8stdcF/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13907782-78bb-4833-882d-aab562d4aa2e/bin/utaipan-vmNK8stdcF --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 f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:24:51,707 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:24:51,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:24:51,771 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:24:51,771 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:24:51,776 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:24:51,779 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:24:51,784 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:24:51,788 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:24:51,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:24:51,800 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:24:51,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:24:51,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:24:51,804 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:24:51,806 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:24:51,807 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:24:51,809 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:24:51,810 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:24:51,812 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:24:51,815 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:24:51,818 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:24:51,820 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:24:51,822 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:24:51,823 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:24:51,827 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:24:51,828 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:24:51,829 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:24:51,830 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:24:51,831 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:24:51,832 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:24:51,833 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:24:51,834 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:24:51,835 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:24:51,836 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:24:51,838 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:24:51,838 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:24:51,839 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:24:51,840 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:24:51,840 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:24:51,842 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:24:51,843 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:24:51,844 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13907782-78bb-4833-882d-aab562d4aa2e/bin/utaipan-vmNK8stdcF/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-11-12 23:24:51,886 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:24:51,887 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:24:51,889 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:24:51,889 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:24:51,889 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:24:51,890 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:24:51,890 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:24:51,890 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:24:51,890 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:24:51,891 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:24:51,893 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-12 23:24:51,894 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-12 23:24:51,894 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:24:51,895 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-12 23:24:51,895 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 23:24:51,895 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:24:51,895 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-12 23:24:51,896 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-12 23:24:51,896 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-12 23:24:51,896 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:24:51,897 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:24:51,897 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-12 23:24:51,897 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-12 23:24:51,897 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:24:51,898 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:24:51,898 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-12 23:24:51,898 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:24:51,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:24:51,899 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:24:51,899 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:24:51,900 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-12 23:24:51,900 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-12 23:24:51,900 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:24:51,901 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:24:51,901 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_13907782-78bb-4833-882d-aab562d4aa2e/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13907782-78bb-4833-882d-aab562d4aa2e/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 [2021-11-12 23:24:52,393 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:24:52,436 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:24:52,440 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:24:52,442 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:24:52,443 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:24:52,445 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13907782-78bb-4833-882d-aab562d4aa2e/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2021-11-12 23:24:52,543 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13907782-78bb-4833-882d-aab562d4aa2e/bin/utaipan-vmNK8stdcF/data/eb78e07e0/5c5ec6931145414aa675fded7ee8036e/FLAG448e80ce1 [2021-11-12 23:24:53,545 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:24:53,546 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13907782-78bb-4833-882d-aab562d4aa2e/sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2021-11-12 23:24:53,581 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13907782-78bb-4833-882d-aab562d4aa2e/bin/utaipan-vmNK8stdcF/data/eb78e07e0/5c5ec6931145414aa675fded7ee8036e/FLAG448e80ce1 [2021-11-12 23:24:53,600 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13907782-78bb-4833-882d-aab562d4aa2e/bin/utaipan-vmNK8stdcF/data/eb78e07e0/5c5ec6931145414aa675fded7ee8036e [2021-11-12 23:24:53,603 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:24:53,604 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:24:53,605 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:24:53,606 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:24:53,610 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:24:53,616 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:24:53" (1/1) ... [2021-11-12 23:24:53,617 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@724c3019 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:24:53, skipping insertion in model container [2021-11-12 23:24:53,617 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:24:53" (1/1) ... [2021-11-12 23:24:53,624 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:24:53,736 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:24:55,170 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-11-12 23:24:55,171 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2441ff2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:24:55, skipping insertion in model container [2021-11-12 23:24:55,172 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:24:55,172 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 23:24:55,178 INFO L158 Benchmark]: Toolchain (without parser) took 1571.77ms. Allocated memory was 54.5MB in the beginning and 69.2MB in the end (delta: 14.7MB). Free memory was 26.8MB in the beginning and 41.5MB in the end (delta: -14.7MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2021-11-12 23:24:55,180 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 54.5MB. Free memory is still 36.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:24:55,182 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1566.67ms. Allocated memory was 54.5MB in the beginning and 69.2MB in the end (delta: 14.7MB). Free memory was 26.6MB in the beginning and 41.5MB in the end (delta: -14.9MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2021-11-12 23:24:55,184 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 54.5MB. Free memory is still 36.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1566.67ms. Allocated memory was 54.5MB in the beginning and 69.2MB in the end (delta: 14.7MB). Free memory was 26.6MB in the beginning and 41.5MB in the end (delta: -14.9MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2284]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN