./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/yes-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc33386a-3080-452a-b035-a9f882cacc11/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc33386a-3080-452a-b035-a9f882cacc11/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc33386a-3080-452a-b035-a9f882cacc11/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc33386a-3080-452a-b035-a9f882cacc11/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/yes-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc33386a-3080-452a-b035-a9f882cacc11/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc33386a-3080-452a-b035-a9f882cacc11/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 31650cf4e2ad56baf4812d7ba9b9de3ab29abe06d7d8a03f86fe8d53bb6fde29 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 12:16:28,363 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 12:16:28,365 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 12:16:28,377 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 12:16:28,378 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 12:16:28,378 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 12:16:28,379 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 12:16:28,380 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 12:16:28,381 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 12:16:28,382 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 12:16:28,383 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 12:16:28,384 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 12:16:28,384 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 12:16:28,385 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 12:16:28,385 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 12:16:28,386 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 12:16:28,387 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 12:16:28,387 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 12:16:28,389 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 12:16:28,390 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 12:16:28,391 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 12:16:28,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 12:16:28,393 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 12:16:28,393 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 12:16:28,396 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 12:16:28,396 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 12:16:28,396 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 12:16:28,397 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 12:16:28,397 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 12:16:28,398 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 12:16:28,398 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 12:16:28,399 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 12:16:28,399 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 12:16:28,400 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 12:16:28,400 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 12:16:28,401 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 12:16:28,401 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 12:16:28,401 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 12:16:28,401 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 12:16:28,402 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 12:16:28,403 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 12:16:28,403 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc33386a-3080-452a-b035-a9f882cacc11/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-12-14 12:16:28,418 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 12:16:28,418 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 12:16:28,418 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 12:16:28,418 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 12:16:28,419 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 12:16:28,419 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 12:16:28,419 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 12:16:28,420 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 12:16:28,420 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 12:16:28,420 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 12:16:28,420 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 12:16:28,420 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 12:16:28,420 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 12:16:28,420 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 12:16:28,421 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 12:16:28,421 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 12:16:28,421 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 12:16:28,421 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 12:16:28,422 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 12:16:28,422 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 12:16:28,422 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 12:16:28,422 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 12:16:28,423 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 12:16:28,423 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 12:16:28,423 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 12:16:28,423 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 12:16:28,423 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 12:16:28,423 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 12:16:28,423 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 12:16:28,424 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 12:16:28,424 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 12:16:28,424 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 12:16:28,424 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 12:16:28,424 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 12:16:28,424 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 12:16:28,425 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 12:16:28,425 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 12:16:28,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 12:16:28,425 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 12:16:28,425 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 12:16:28,425 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_bc33386a-3080-452a-b035-a9f882cacc11/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc33386a-3080-452a-b035-a9f882cacc11/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31650cf4e2ad56baf4812d7ba9b9de3ab29abe06d7d8a03f86fe8d53bb6fde29 [2022-12-14 12:16:28,585 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 12:16:28,602 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 12:16:28,604 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 12:16:28,605 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 12:16:28,605 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 12:16:28,606 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc33386a-3080-452a-b035-a9f882cacc11/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/yes-2.i [2022-12-14 12:16:31,136 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 12:16:31,429 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 12:16:31,430 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc33386a-3080-452a-b035-a9f882cacc11/sv-benchmarks/c/busybox-1.22.0/yes-2.i [2022-12-14 12:16:31,447 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc33386a-3080-452a-b035-a9f882cacc11/bin/utaipan-gh47qXpMRh/data/2501d18f1/d69cd74190e64074a512f31a8c620f7f/FLAGd983b767f [2022-12-14 12:16:31,713 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc33386a-3080-452a-b035-a9f882cacc11/bin/utaipan-gh47qXpMRh/data/2501d18f1/d69cd74190e64074a512f31a8c620f7f [2022-12-14 12:16:31,714 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 12:16:31,715 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 12:16:31,716 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 12:16:31,716 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 12:16:31,719 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 12:16:31,720 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 12:16:31" (1/1) ... [2022-12-14 12:16:31,720 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76740fb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:16:31, skipping insertion in model container [2022-12-14 12:16:31,720 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 12:16:31" (1/1) ... [2022-12-14 12:16:31,725 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 12:16:31,768 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 12:16:32,458 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 12:16:32,460 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 [2022-12-14 12:16:32,461 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4a851f28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:16:32, skipping insertion in model container [2022-12-14 12:16:32,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 12:16:32,461 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 12:16:32,462 INFO L158 Benchmark]: Toolchain (without parser) took 746.44ms. Allocated memory is still 115.3MB. Free memory was 75.8MB in the beginning and 53.7MB in the end (delta: 22.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-14 12:16:32,463 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 115.3MB. Free memory was 78.8MB in the beginning and 78.7MB in the end (delta: 30.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 12:16:32,463 INFO L158 Benchmark]: CACSL2BoogieTranslator took 744.91ms. Allocated memory is still 115.3MB. Free memory was 75.8MB in the beginning and 53.7MB in the end (delta: 22.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-14 12:16:32,464 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 115.3MB. Free memory was 78.8MB in the beginning and 78.7MB in the end (delta: 30.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 744.91ms. Allocated memory is still 115.3MB. Free memory was 75.8MB in the beginning and 53.7MB in the end (delta: 22.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc33386a-3080-452a-b035-a9f882cacc11/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc33386a-3080-452a-b035-a9f882cacc11/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc33386a-3080-452a-b035-a9f882cacc11/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc33386a-3080-452a-b035-a9f882cacc11/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/yes-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc33386a-3080-452a-b035-a9f882cacc11/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc33386a-3080-452a-b035-a9f882cacc11/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 31650cf4e2ad56baf4812d7ba9b9de3ab29abe06d7d8a03f86fe8d53bb6fde29 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 12:16:34,000 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 12:16:34,002 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 12:16:34,023 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 12:16:34,024 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 12:16:34,025 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 12:16:34,027 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 12:16:34,030 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 12:16:34,033 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 12:16:34,034 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 12:16:34,035 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 12:16:34,037 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 12:16:34,037 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 12:16:34,039 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 12:16:34,040 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 12:16:34,042 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 12:16:34,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 12:16:34,044 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 12:16:34,047 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 12:16:34,050 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 12:16:34,053 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 12:16:34,054 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 12:16:34,056 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 12:16:34,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 12:16:34,064 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 12:16:34,064 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 12:16:34,065 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 12:16:34,066 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 12:16:34,067 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 12:16:34,068 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 12:16:34,069 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 12:16:34,070 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 12:16:34,070 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 12:16:34,071 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 12:16:34,072 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 12:16:34,073 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 12:16:34,073 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 12:16:34,073 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 12:16:34,073 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 12:16:34,074 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 12:16:34,075 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 12:16:34,076 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc33386a-3080-452a-b035-a9f882cacc11/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-12-14 12:16:34,101 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 12:16:34,102 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 12:16:34,102 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 12:16:34,102 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 12:16:34,103 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 12:16:34,103 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 12:16:34,103 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 12:16:34,103 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 12:16:34,103 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 12:16:34,104 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 12:16:34,104 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 12:16:34,104 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 12:16:34,105 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 12:16:34,105 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 12:16:34,105 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 12:16:34,105 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 12:16:34,105 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 12:16:34,105 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 12:16:34,106 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 12:16:34,106 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 12:16:34,106 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 12:16:34,106 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 12:16:34,106 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 12:16:34,106 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 12:16:34,106 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 12:16:34,107 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 12:16:34,107 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 12:16:34,107 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 12:16:34,107 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 12:16:34,107 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 12:16:34,108 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 12:16:34,108 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 12:16:34,108 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 12:16:34,108 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 12:16:34,108 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 12:16:34,108 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 12:16:34,109 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 12:16:34,109 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_bc33386a-3080-452a-b035-a9f882cacc11/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc33386a-3080-452a-b035-a9f882cacc11/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31650cf4e2ad56baf4812d7ba9b9de3ab29abe06d7d8a03f86fe8d53bb6fde29 [2022-12-14 12:16:34,348 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 12:16:34,363 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 12:16:34,365 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 12:16:34,366 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 12:16:34,367 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 12:16:34,368 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc33386a-3080-452a-b035-a9f882cacc11/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/yes-2.i [2022-12-14 12:16:37,082 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 12:16:37,357 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 12:16:37,358 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc33386a-3080-452a-b035-a9f882cacc11/sv-benchmarks/c/busybox-1.22.0/yes-2.i [2022-12-14 12:16:37,373 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc33386a-3080-452a-b035-a9f882cacc11/bin/utaipan-gh47qXpMRh/data/ec16ea1d4/8483a2d8206f4a749ce41168ce468509/FLAGbce8a0ccd [2022-12-14 12:16:37,386 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc33386a-3080-452a-b035-a9f882cacc11/bin/utaipan-gh47qXpMRh/data/ec16ea1d4/8483a2d8206f4a749ce41168ce468509 [2022-12-14 12:16:37,389 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 12:16:37,390 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 12:16:37,392 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 12:16:37,392 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 12:16:37,395 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 12:16:37,396 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 12:16:37" (1/1) ... [2022-12-14 12:16:37,397 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@431fd6b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:16:37, skipping insertion in model container [2022-12-14 12:16:37,397 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 12:16:37" (1/1) ... [2022-12-14 12:16:37,404 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 12:16:37,450 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 12:16:38,165 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 12:16:38,167 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 [2022-12-14 12:16:38,167 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@73ae2c97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:16:38, skipping insertion in model container [2022-12-14 12:16:38,167 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 12:16:38,168 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 12:16:38,169 INFO L158 Benchmark]: Toolchain (without parser) took 777.99ms. Allocated memory is still 90.2MB. Free memory was 66.4MB in the beginning and 42.2MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-14 12:16:38,169 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 71.3MB. Free memory is still 48.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 12:16:38,170 INFO L158 Benchmark]: CACSL2BoogieTranslator took 775.69ms. Allocated memory is still 90.2MB. Free memory was 66.4MB in the beginning and 42.2MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-14 12:16:38,171 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 71.3MB. Free memory is still 48.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 775.69ms. Allocated memory is still 90.2MB. Free memory was 66.4MB in the beginning and 42.2MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN