./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd499df4-91c8-460f-a840-8af98c8ece9a/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd499df4-91c8-460f-a840-8af98c8ece9a/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd499df4-91c8-460f-a840-8af98c8ece9a/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd499df4-91c8-460f-a840-8af98c8ece9a/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd499df4-91c8-460f-a840-8af98c8ece9a/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd499df4-91c8-460f-a840-8af98c8ece9a/bin/utaipan-I9t0OCRTmS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec --- 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-8393723 [2022-11-19 07:45:11,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:45:11,360 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:45:11,392 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:45:11,394 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:45:11,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:45:11,400 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:45:11,403 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:45:11,408 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:45:11,410 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:45:11,411 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:45:11,414 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:45:11,414 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:45:11,419 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:45:11,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:45:11,425 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:45:11,428 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:45:11,430 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:45:11,432 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:45:11,434 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:45:11,437 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:45:11,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:45:11,440 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:45:11,442 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:45:11,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:45:11,452 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:45:11,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:45:11,454 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:45:11,455 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:45:11,456 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:45:11,457 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:45:11,458 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:45:11,459 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:45:11,460 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:45:11,461 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:45:11,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:45:11,463 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:45:11,463 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:45:11,464 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:45:11,464 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:45:11,465 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:45:11,466 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd499df4-91c8-460f-a840-8af98c8ece9a/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 07:45:11,506 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:45:11,507 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:45:11,508 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:45:11,508 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:45:11,509 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:45:11,509 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:45:11,510 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:45:11,510 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:45:11,510 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:45:11,510 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:45:11,511 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:45:11,512 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:45:11,512 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:45:11,512 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:45:11,512 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:45:11,513 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:45:11,513 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:45:11,513 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:45:11,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:45:11,514 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:45:11,514 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:45:11,514 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:45:11,515 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:45:11,516 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:45:11,516 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:45:11,517 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:45:11,517 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:45:11,517 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:45:11,517 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:45:11,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:45:11,518 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:45:11,518 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:45:11,519 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:45:11,519 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:45:11,519 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:45:11,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:45:11,519 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:45:11,520 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:45:11,520 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_bd499df4-91c8-460f-a840-8af98c8ece9a/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd499df4-91c8-460f-a840-8af98c8ece9a/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2022-11-19 07:45:11,760 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:45:11,787 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:45:11,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:45:11,792 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:45:11,793 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:45:11,794 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd499df4-91c8-460f-a840-8af98c8ece9a/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-11-19 07:45:11,866 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd499df4-91c8-460f-a840-8af98c8ece9a/bin/utaipan-I9t0OCRTmS/data/9eaa4ef78/e60d7760f92f425784aa6282eba06aee/FLAG4ab407ffb [2022-11-19 07:45:12,590 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:45:12,590 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd499df4-91c8-460f-a840-8af98c8ece9a/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-11-19 07:45:12,622 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd499df4-91c8-460f-a840-8af98c8ece9a/bin/utaipan-I9t0OCRTmS/data/9eaa4ef78/e60d7760f92f425784aa6282eba06aee/FLAG4ab407ffb [2022-11-19 07:45:12,740 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd499df4-91c8-460f-a840-8af98c8ece9a/bin/utaipan-I9t0OCRTmS/data/9eaa4ef78/e60d7760f92f425784aa6282eba06aee [2022-11-19 07:45:12,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:45:12,745 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:45:12,747 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:45:12,747 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:45:12,751 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:45:12,752 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:45:12" (1/1) ... [2022-11-19 07:45:12,753 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c869ee2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:12, skipping insertion in model container [2022-11-19 07:45:12,754 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:45:12" (1/1) ... [2022-11-19 07:45:12,761 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:45:12,873 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:45:14,179 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-19 07:45:14,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5f526a9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:14, skipping insertion in model container [2022-11-19 07:45:14,180 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:45:14,181 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 07:45:14,183 INFO L158 Benchmark]: Toolchain (without parser) took 1437.15ms. Allocated memory was 98.6MB in the beginning and 134.2MB in the end (delta: 35.7MB). Free memory was 64.6MB in the beginning and 92.2MB in the end (delta: -27.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-19 07:45:14,183 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 98.6MB. Free memory is still 55.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:45:14,184 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1433.58ms. Allocated memory was 98.6MB in the beginning and 134.2MB in the end (delta: 35.7MB). Free memory was 64.4MB in the beginning and 92.2MB in the end (delta: -27.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-19 07:45:14,186 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 98.6MB. Free memory is still 55.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1433.58ms. Allocated memory was 98.6MB in the beginning and 134.2MB in the end (delta: 35.7MB). Free memory was 64.4MB in the beginning and 92.2MB in the end (delta: -27.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd499df4-91c8-460f-a840-8af98c8ece9a/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd499df4-91c8-460f-a840-8af98c8ece9a/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd499df4-91c8-460f-a840-8af98c8ece9a/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd499df4-91c8-460f-a840-8af98c8ece9a/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd499df4-91c8-460f-a840-8af98c8ece9a/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd499df4-91c8-460f-a840-8af98c8ece9a/bin/utaipan-I9t0OCRTmS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec --- 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-8393723 [2022-11-19 07:45:16,348 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:45:16,351 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:45:16,389 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:45:16,390 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:45:16,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:45:16,396 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:45:16,400 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:45:16,402 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:45:16,410 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:45:16,411 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:45:16,412 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:45:16,412 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:45:16,413 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:45:16,414 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:45:16,415 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:45:16,416 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:45:16,417 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:45:16,418 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:45:16,429 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:45:16,435 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:45:16,437 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:45:16,439 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:45:16,440 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:45:16,449 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:45:16,449 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:45:16,449 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:45:16,451 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:45:16,452 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:45:16,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:45:16,453 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:45:16,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:45:16,456 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:45:16,457 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:45:16,458 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:45:16,458 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:45:16,459 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:45:16,459 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:45:16,459 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:45:16,461 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:45:16,462 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:45:16,462 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd499df4-91c8-460f-a840-8af98c8ece9a/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-19 07:45:16,502 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:45:16,502 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:45:16,503 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:45:16,503 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:45:16,504 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:45:16,504 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:45:16,505 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:45:16,505 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:45:16,505 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:45:16,505 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:45:16,507 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:45:16,507 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:45:16,508 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:45:16,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:45:16,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:45:16,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:45:16,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:45:16,510 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 07:45:16,510 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-19 07:45:16,510 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-19 07:45:16,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:45:16,511 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:45:16,511 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:45:16,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:45:16,511 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-19 07:45:16,512 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:45:16,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:45:16,512 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:45:16,512 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:45:16,513 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:45:16,513 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-19 07:45:16,513 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-19 07:45:16,514 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:45:16,514 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:45:16,514 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-19 07:45:16,515 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_bd499df4-91c8-460f-a840-8af98c8ece9a/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd499df4-91c8-460f-a840-8af98c8ece9a/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2022-11-19 07:45:16,941 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:45:16,971 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:45:16,975 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:45:16,977 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:45:16,978 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:45:16,979 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd499df4-91c8-460f-a840-8af98c8ece9a/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-11-19 07:45:17,048 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd499df4-91c8-460f-a840-8af98c8ece9a/bin/utaipan-I9t0OCRTmS/data/c9dcb3646/50e8970e44754bea91322b51ad22fce9/FLAG7caa1db74 [2022-11-19 07:45:17,868 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:45:17,869 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd499df4-91c8-460f-a840-8af98c8ece9a/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2022-11-19 07:45:17,912 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd499df4-91c8-460f-a840-8af98c8ece9a/bin/utaipan-I9t0OCRTmS/data/c9dcb3646/50e8970e44754bea91322b51ad22fce9/FLAG7caa1db74 [2022-11-19 07:45:18,422 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd499df4-91c8-460f-a840-8af98c8ece9a/bin/utaipan-I9t0OCRTmS/data/c9dcb3646/50e8970e44754bea91322b51ad22fce9 [2022-11-19 07:45:18,424 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:45:18,425 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:45:18,427 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:45:18,427 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:45:18,430 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:45:18,431 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:45:18" (1/1) ... [2022-11-19 07:45:18,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fe85662 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:18, skipping insertion in model container [2022-11-19 07:45:18,432 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:45:18" (1/1) ... [2022-11-19 07:45:18,440 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:45:18,505 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:45:19,726 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-19 07:45:19,727 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5a2df867 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:45:19, skipping insertion in model container [2022-11-19 07:45:19,727 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:45:19,729 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 07:45:19,731 INFO L158 Benchmark]: Toolchain (without parser) took 1304.85ms. Allocated memory is still 65.0MB. Free memory was 39.8MB in the beginning and 29.9MB in the end (delta: 9.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-19 07:45:19,733 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 65.0MB. Free memory was 45.6MB in the beginning and 45.5MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:45:19,735 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1302.38ms. Allocated memory is still 65.0MB. Free memory was 39.4MB in the beginning and 29.9MB in the end (delta: 9.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-19 07:45:19,737 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 65.0MB. Free memory was 45.6MB in the beginning and 45.5MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1302.38ms. Allocated memory is still 65.0MB. Free memory was 39.4MB in the beginning and 29.9MB in the end (delta: 9.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN