./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13227d87-9d80-441d-bf8b-a68d06faa29d/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13227d87-9d80-441d-bf8b-a68d06faa29d/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13227d87-9d80-441d-bf8b-a68d06faa29d/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13227d87-9d80-441d-bf8b-a68d06faa29d/bin/utaipan-SDwSMHVbGG/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_13227d87-9d80-441d-bf8b-a68d06faa29d/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13227d87-9d80-441d-bf8b-a68d06faa29d/bin/utaipan-SDwSMHVbGG --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 31650cf4e2ad56baf4812d7ba9b9de3ab29abe06d7d8a03f86fe8d53bb6fde29 ......................................................................................................................................... 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_13227d87-9d80-441d-bf8b-a68d06faa29d/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13227d87-9d80-441d-bf8b-a68d06faa29d/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13227d87-9d80-441d-bf8b-a68d06faa29d/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13227d87-9d80-441d-bf8b-a68d06faa29d/bin/utaipan-SDwSMHVbGG/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_13227d87-9d80-441d-bf8b-a68d06faa29d/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13227d87-9d80-441d-bf8b-a68d06faa29d/bin/utaipan-SDwSMHVbGG --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 31650cf4e2ad56baf4812d7ba9b9de3ab29abe06d7d8a03f86fe8d53bb6fde29 ...................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:55:31,222 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:55:31,224 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:55:31,261 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:55:31,262 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:55:31,264 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:55:31,266 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:55:31,268 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:55:31,271 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:55:31,272 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:55:31,274 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:55:31,275 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:55:31,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:55:31,277 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:55:31,279 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:55:31,281 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:55:31,282 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:55:31,284 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:55:31,286 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:55:31,289 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:55:31,292 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:55:31,295 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:55:31,297 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:55:31,299 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:55:31,304 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:55:31,310 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:55:31,311 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:55:31,312 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:55:31,314 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:55:31,315 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:55:31,316 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:55:31,317 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:55:31,319 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:55:31,320 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:55:31,322 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:55:31,322 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:55:31,323 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:55:31,323 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:55:31,324 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:55:31,325 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:55:31,326 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:55:31,327 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13227d87-9d80-441d-bf8b-a68d06faa29d/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2021-10-29 05:55:31,376 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:55:31,377 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:55:31,379 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:55:31,379 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:55:31,380 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:55:31,380 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:55:31,380 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:55:31,380 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:55:31,381 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:55:31,381 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:55:31,382 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:55:31,382 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:55:31,383 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:55:31,383 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:55:31,383 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:55:31,384 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 05:55:31,385 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 05:55:31,385 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:55:31,385 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 05:55:31,385 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:55:31,386 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:55:31,386 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 05:55:31,386 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 05:55:31,386 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 05:55:31,387 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:55:31,387 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:55:31,387 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:55:31,388 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:55:31,388 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:55:31,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:55:31,389 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:55:31,389 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:55:31,389 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:55:31,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:55:31,390 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:55:31,390 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:55:31,390 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_13227d87-9d80-441d-bf8b-a68d06faa29d/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13227d87-9d80-441d-bf8b-a68d06faa29d/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31650cf4e2ad56baf4812d7ba9b9de3ab29abe06d7d8a03f86fe8d53bb6fde29 [2021-10-29 05:55:31,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:55:31,705 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:55:31,710 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:55:31,711 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:55:31,712 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:55:31,713 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13227d87-9d80-441d-bf8b-a68d06faa29d/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/busybox-1.22.0/yes-2.i [2021-10-29 05:55:31,804 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13227d87-9d80-441d-bf8b-a68d06faa29d/bin/utaipan-SDwSMHVbGG/data/023f45af1/5912040bd1274c05a1a612a1ecc49071/FLAG79e9fe464 [2021-10-29 05:55:32,660 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:55:32,660 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13227d87-9d80-441d-bf8b-a68d06faa29d/sv-benchmarks/c/busybox-1.22.0/yes-2.i [2021-10-29 05:55:32,705 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13227d87-9d80-441d-bf8b-a68d06faa29d/bin/utaipan-SDwSMHVbGG/data/023f45af1/5912040bd1274c05a1a612a1ecc49071/FLAG79e9fe464 [2021-10-29 05:55:32,790 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13227d87-9d80-441d-bf8b-a68d06faa29d/bin/utaipan-SDwSMHVbGG/data/023f45af1/5912040bd1274c05a1a612a1ecc49071 [2021-10-29 05:55:32,795 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:55:32,797 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:55:32,800 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:55:32,801 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:55:32,804 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:55:32,806 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:55:32" (1/1) ... [2021-10-29 05:55:32,809 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66006d3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:55:32, skipping insertion in model container [2021-10-29 05:55:32,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:55:32" (1/1) ... [2021-10-29 05:55:32,819 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:55:32,914 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:55:34,017 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 [2021-10-29 05:55:34,018 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@254f57bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:55:34, skipping insertion in model container [2021-10-29 05:55:34,018 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:55:34,018 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:55:34,021 INFO L168 Benchmark]: Toolchain (without parser) took 1222.17 ms. Allocated memory is still 115.3 MB. Free memory was 76.8 MB in the beginning and 80.1 MB in the end (delta: -3.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 05:55:34,022 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 83.9 MB. Free memory was 55.3 MB in the beginning and 55.3 MB in the end (delta: 26.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:55:34,024 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1218.13 ms. Allocated memory is still 115.3 MB. Free memory was 76.6 MB in the beginning and 80.6 MB in the end (delta: -4.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 05:55:34,026 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 83.9 MB. Free memory was 55.3 MB in the beginning and 55.3 MB in the end (delta: 26.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1218.13 ms. Allocated memory is still 115.3 MB. Free memory was 76.6 MB in the beginning and 80.6 MB in the end (delta: -4.0 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-b2eff8b [2021-10-29 05:55:36,525 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:55:36,528 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:55:36,566 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:55:36,567 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:55:36,569 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:55:36,571 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:55:36,574 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:55:36,577 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:55:36,578 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:55:36,580 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:55:36,582 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:55:36,582 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:55:36,584 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:55:36,585 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:55:36,587 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:55:36,588 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:55:36,590 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:55:36,592 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:55:36,595 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:55:36,597 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:55:36,598 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:55:36,600 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:55:36,601 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:55:36,605 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:55:36,606 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:55:36,606 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:55:36,607 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:55:36,608 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:55:36,609 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:55:36,610 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:55:36,611 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:55:36,612 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:55:36,613 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:55:36,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:55:36,630 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:55:36,631 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:55:36,632 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:55:36,633 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:55:36,634 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:55:36,635 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:55:36,636 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13227d87-9d80-441d-bf8b-a68d06faa29d/bin/utaipan-SDwSMHVbGG/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2021-10-29 05:55:36,677 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:55:36,677 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:55:36,678 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:55:36,678 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:55:36,679 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:55:36,679 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:55:36,679 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:55:36,680 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:55:36,680 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:55:36,681 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 05:55:36,681 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 05:55:36,681 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:55:36,681 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 05:55:36,682 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:55:36,682 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:55:36,682 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 05:55:36,682 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 05:55:36,682 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 05:55:36,683 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:55:36,683 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:55:36,683 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:55:36,683 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:55:36,684 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:55:36,684 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:55:36,684 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:55:36,685 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:55:36,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:55:36,685 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:55:36,685 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:55:36,686 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:55:36,686 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:55:36,686 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:55:36,686 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:55:36,687 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_13227d87-9d80-441d-bf8b-a68d06faa29d/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13227d87-9d80-441d-bf8b-a68d06faa29d/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31650cf4e2ad56baf4812d7ba9b9de3ab29abe06d7d8a03f86fe8d53bb6fde29 [2021-10-29 05:55:37,164 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:55:37,191 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:55:37,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:55:37,198 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:55:37,201 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:55:37,202 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13227d87-9d80-441d-bf8b-a68d06faa29d/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/busybox-1.22.0/yes-2.i [2021-10-29 05:55:37,297 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13227d87-9d80-441d-bf8b-a68d06faa29d/bin/utaipan-SDwSMHVbGG/data/7f13be7fe/4a6737f1d7284b6881cff5de012c672d/FLAG546861a96 [2021-10-29 05:55:38,133 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:55:38,134 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13227d87-9d80-441d-bf8b-a68d06faa29d/sv-benchmarks/c/busybox-1.22.0/yes-2.i [2021-10-29 05:55:38,173 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13227d87-9d80-441d-bf8b-a68d06faa29d/bin/utaipan-SDwSMHVbGG/data/7f13be7fe/4a6737f1d7284b6881cff5de012c672d/FLAG546861a96 [2021-10-29 05:55:38,227 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13227d87-9d80-441d-bf8b-a68d06faa29d/bin/utaipan-SDwSMHVbGG/data/7f13be7fe/4a6737f1d7284b6881cff5de012c672d [2021-10-29 05:55:38,230 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:55:38,232 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:55:38,235 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:55:38,236 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:55:38,239 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:55:38,240 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:55:38" (1/1) ... [2021-10-29 05:55:38,241 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ab4ce12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:55:38, skipping insertion in model container [2021-10-29 05:55:38,241 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:55:38" (1/1) ... [2021-10-29 05:55:38,248 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:55:38,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:55:40,106 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 [2021-10-29 05:55:40,107 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1a2831a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:55:40, skipping insertion in model container [2021-10-29 05:55:40,107 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:55:40,108 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:55:40,111 INFO L168 Benchmark]: Toolchain (without parser) took 1876.98 ms. Allocated memory is still 60.8 MB. Free memory was 34.2 MB in the beginning and 32.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 11.2 MB. Max. memory is 16.1 GB. [2021-10-29 05:55:40,112 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 60.8 MB. Free memory was 41.0 MB in the beginning and 40.9 MB in the end (delta: 44.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:55:40,116 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1872.51 ms. Allocated memory is still 60.8 MB. Free memory was 34.1 MB in the beginning and 32.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 11.2 MB. Max. memory is 16.1 GB. [2021-10-29 05:55:40,118 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 60.8 MB. Free memory was 41.0 MB in the beginning and 40.9 MB in the end (delta: 44.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1872.51 ms. Allocated memory is still 60.8 MB. Free memory was 34.1 MB in the beginning and 32.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 11.2 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...