./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/yes-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4c5fe0-ec80-47a1-a218-02f8ca33ed2d/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4c5fe0-ec80-47a1-a218-02f8ca33ed2d/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4c5fe0-ec80-47a1-a218-02f8ca33ed2d/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4c5fe0-ec80-47a1-a218-02f8ca33ed2d/bin/utaipan-mTDlp9Zugs/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/yes-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4c5fe0-ec80-47a1-a218-02f8ca33ed2d/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4c5fe0-ec80-47a1-a218-02f8ca33ed2d/bin/utaipan-mTDlp9Zugs --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 958a30549ea164aaf7fd6c63a0b8e3688a4388c7 ......................................................................................................................................... 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_4a4c5fe0-ec80-47a1-a218-02f8ca33ed2d/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4c5fe0-ec80-47a1-a218-02f8ca33ed2d/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4c5fe0-ec80-47a1-a218-02f8ca33ed2d/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4c5fe0-ec80-47a1-a218-02f8ca33ed2d/bin/utaipan-mTDlp9Zugs/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/yes-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4c5fe0-ec80-47a1-a218-02f8ca33ed2d/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4c5fe0-ec80-47a1-a218-02f8ca33ed2d/bin/utaipan-mTDlp9Zugs --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 958a30549ea164aaf7fd6c63a0b8e3688a4388c7 ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-16 03:17:10,056 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 03:17:10,058 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 03:17:10,102 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 03:17:10,103 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 03:17:10,105 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 03:17:10,107 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 03:17:10,110 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 03:17:10,115 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 03:17:10,119 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 03:17:10,121 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 03:17:10,123 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 03:17:10,124 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 03:17:10,128 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 03:17:10,130 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 03:17:10,134 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 03:17:10,137 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 03:17:10,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 03:17:10,148 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 03:17:10,152 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 03:17:10,160 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 03:17:10,161 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 03:17:10,163 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 03:17:10,166 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 03:17:10,170 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 03:17:10,171 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 03:17:10,171 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 03:17:10,172 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 03:17:10,173 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 03:17:10,174 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 03:17:10,174 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 03:17:10,174 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 03:17:10,175 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 03:17:10,176 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 03:17:10,177 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 03:17:10,177 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 03:17:10,178 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 03:17:10,178 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 03:17:10,178 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 03:17:10,179 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 03:17:10,179 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 03:17:10,180 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4c5fe0-ec80-47a1-a218-02f8ca33ed2d/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-16 03:17:10,206 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 03:17:10,209 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 03:17:10,210 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 03:17:10,213 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 03:17:10,214 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 03:17:10,214 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 03:17:10,214 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-16 03:17:10,215 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 03:17:10,215 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 03:17:10,215 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-16 03:17:10,215 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-16 03:17:10,216 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 03:17:10,216 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-16 03:17:10,216 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-16 03:17:10,217 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-16 03:17:10,218 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 03:17:10,218 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 03:17:10,219 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 03:17:10,219 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-16 03:17:10,219 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 03:17:10,219 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 03:17:10,219 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-16 03:17:10,220 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-16 03:17:10,220 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-16 03:17:10,220 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 03:17:10,220 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 03:17:10,222 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 03:17:10,222 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 03:17:10,223 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 03:17:10,223 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 03:17:10,223 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 03:17:10,223 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 03:17:10,224 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-16 03:17:10,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 03:17:10,224 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 03:17:10,225 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 03:17:10,225 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_4a4c5fe0-ec80-47a1-a218-02f8ca33ed2d/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4c5fe0-ec80-47a1-a218-02f8ca33ed2d/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 958a30549ea164aaf7fd6c63a0b8e3688a4388c7 [2021-10-16 03:17:10,504 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 03:17:10,527 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 03:17:10,529 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 03:17:10,531 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 03:17:10,532 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 03:17:10,533 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4c5fe0-ec80-47a1-a218-02f8ca33ed2d/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/busybox-1.22.0/yes-2.i [2021-10-16 03:17:10,611 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4c5fe0-ec80-47a1-a218-02f8ca33ed2d/bin/utaipan-mTDlp9Zugs/data/382482042/463eb5dcc5804f07bd0b9623dba0ee88/FLAG424135c46 [2021-10-16 03:17:11,260 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 03:17:11,263 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4c5fe0-ec80-47a1-a218-02f8ca33ed2d/sv-benchmarks/c/busybox-1.22.0/yes-2.i [2021-10-16 03:17:11,300 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4c5fe0-ec80-47a1-a218-02f8ca33ed2d/bin/utaipan-mTDlp9Zugs/data/382482042/463eb5dcc5804f07bd0b9623dba0ee88/FLAG424135c46 [2021-10-16 03:17:11,570 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4c5fe0-ec80-47a1-a218-02f8ca33ed2d/bin/utaipan-mTDlp9Zugs/data/382482042/463eb5dcc5804f07bd0b9623dba0ee88 [2021-10-16 03:17:11,573 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 03:17:11,575 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 03:17:11,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 03:17:11,586 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 03:17:11,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 03:17:11,591 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:17:11" (1/1) ... [2021-10-16 03:17:11,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5eabcc2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:17:11, skipping insertion in model container [2021-10-16 03:17:11,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:17:11" (1/1) ... [2021-10-16 03:17:11,602 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 03:17:11,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 03:17:12,747 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 [2021-10-16 03:17:12,748 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@f0ed087 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:17:12, skipping insertion in model container [2021-10-16 03:17:12,748 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 03:17:12,749 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 03:17:12,751 INFO L168 Benchmark]: Toolchain (without parser) took 1174.71 ms. Allocated memory is still 98.6 MB. Free memory was 60.7 MB in the beginning and 63.6 MB in the end (delta: -2.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-16 03:17:12,752 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 98.6 MB. Free memory is still 54.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 03:17:12,753 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1162.88 ms. Allocated memory is still 98.6 MB. Free memory was 60.6 MB in the beginning and 63.6 MB in the end (delta: -3.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-16 03:17:12,754 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 98.6 MB. Free memory is still 54.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1162.88 ms. Allocated memory is still 98.6 MB. Free memory was 60.6 MB in the beginning and 63.6 MB in the end (delta: -3.0 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: 2259]: 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 0.2.1-dev-5709675 [2021-10-16 03:17:15,002 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 03:17:15,004 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 03:17:15,035 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 03:17:15,035 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 03:17:15,037 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 03:17:15,039 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 03:17:15,041 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 03:17:15,043 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 03:17:15,045 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 03:17:15,046 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 03:17:15,047 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 03:17:15,048 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 03:17:15,049 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 03:17:15,051 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 03:17:15,053 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 03:17:15,054 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 03:17:15,055 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 03:17:15,057 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 03:17:15,060 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 03:17:15,065 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 03:17:15,070 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 03:17:15,071 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 03:17:15,073 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 03:17:15,077 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 03:17:15,081 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 03:17:15,081 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 03:17:15,085 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 03:17:15,089 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 03:17:15,091 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 03:17:15,091 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 03:17:15,093 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 03:17:15,094 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 03:17:15,095 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 03:17:15,097 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 03:17:15,097 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 03:17:15,098 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 03:17:15,099 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 03:17:15,099 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 03:17:15,101 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 03:17:15,101 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 03:17:15,102 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4c5fe0-ec80-47a1-a218-02f8ca33ed2d/bin/utaipan-mTDlp9Zugs/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-16 03:17:15,141 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 03:17:15,141 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 03:17:15,142 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 03:17:15,142 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 03:17:15,143 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 03:17:15,143 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 03:17:15,143 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 03:17:15,143 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 03:17:15,144 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 03:17:15,144 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 03:17:15,145 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 03:17:15,145 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 03:17:15,145 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-16 03:17:15,145 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 03:17:15,146 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 03:17:15,146 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-16 03:17:15,146 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-16 03:17:15,146 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-16 03:17:15,146 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 03:17:15,147 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 03:17:15,147 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-16 03:17:15,147 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-16 03:17:15,147 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 03:17:15,148 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 03:17:15,148 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 03:17:15,148 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 03:17:15,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 03:17:15,148 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 03:17:15,149 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 03:17:15,149 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-16 03:17:15,149 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-16 03:17:15,149 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 03:17:15,150 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 03:17:15,150 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_4a4c5fe0-ec80-47a1-a218-02f8ca33ed2d/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4c5fe0-ec80-47a1-a218-02f8ca33ed2d/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 958a30549ea164aaf7fd6c63a0b8e3688a4388c7 [2021-10-16 03:17:15,538 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 03:17:15,571 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 03:17:15,575 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 03:17:15,577 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 03:17:15,580 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 03:17:15,581 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4c5fe0-ec80-47a1-a218-02f8ca33ed2d/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/busybox-1.22.0/yes-2.i [2021-10-16 03:17:15,673 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4c5fe0-ec80-47a1-a218-02f8ca33ed2d/bin/utaipan-mTDlp9Zugs/data/9ea2a331a/2c277a48344a48e9abe9d762e4cc92e3/FLAG8ce2aa8bb [2021-10-16 03:17:16,418 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 03:17:16,421 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4c5fe0-ec80-47a1-a218-02f8ca33ed2d/sv-benchmarks/c/busybox-1.22.0/yes-2.i [2021-10-16 03:17:16,458 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4c5fe0-ec80-47a1-a218-02f8ca33ed2d/bin/utaipan-mTDlp9Zugs/data/9ea2a331a/2c277a48344a48e9abe9d762e4cc92e3/FLAG8ce2aa8bb [2021-10-16 03:17:16,561 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a4c5fe0-ec80-47a1-a218-02f8ca33ed2d/bin/utaipan-mTDlp9Zugs/data/9ea2a331a/2c277a48344a48e9abe9d762e4cc92e3 [2021-10-16 03:17:16,563 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 03:17:16,564 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 03:17:16,566 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 03:17:16,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 03:17:16,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 03:17:16,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:17:16" (1/1) ... [2021-10-16 03:17:16,572 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@175a9e6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:17:16, skipping insertion in model container [2021-10-16 03:17:16,574 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:17:16" (1/1) ... [2021-10-16 03:17:16,581 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 03:17:16,678 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 03:17:17,665 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 [2021-10-16 03:17:17,666 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@55eb4960 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:17:17, skipping insertion in model container [2021-10-16 03:17:17,666 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 03:17:17,666 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 03:17:17,669 INFO L168 Benchmark]: Toolchain (without parser) took 1103.30 ms. Allocated memory was 52.4 MB in the beginning and 67.1 MB in the end (delta: 14.7 MB). Free memory was 24.8 MB in the beginning and 39.6 MB in the end (delta: -14.8 MB). Peak memory consumption was 4.3 MB. Max. memory is 16.1 GB. [2021-10-16 03:17:17,669 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 52.4 MB. Free memory is still 34.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 03:17:17,670 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1100.84 ms. Allocated memory was 52.4 MB in the beginning and 67.1 MB in the end (delta: 14.7 MB). Free memory was 24.6 MB in the beginning and 39.6 MB in the end (delta: -15.0 MB). Peak memory consumption was 4.3 MB. Max. memory is 16.1 GB. [2021-10-16 03:17:17,672 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 52.4 MB. Free memory is still 34.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1100.84 ms. Allocated memory was 52.4 MB in the beginning and 67.1 MB in the end (delta: 14.7 MB). Free memory was 24.6 MB in the beginning and 39.6 MB in the end (delta: -15.0 MB). Peak memory consumption was 4.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2259]: 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...