./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_72233bb1-ee03-47a2-869d-65808ed2e24a/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72233bb1-ee03-47a2-869d-65808ed2e24a/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_72233bb1-ee03-47a2-869d-65808ed2e24a/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72233bb1-ee03-47a2-869d-65808ed2e24a/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72233bb1-ee03-47a2-869d-65808ed2e24a/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_72233bb1-ee03-47a2-869d-65808ed2e24a/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 14ee3b332cc7ff4e4895436490a827224e32e5d732089f78c9378d78ae9790ba --- 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 09:32:12,483 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 09:32:12,485 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 09:32:12,497 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 09:32:12,497 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 09:32:12,497 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 09:32:12,498 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 09:32:12,499 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 09:32:12,500 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 09:32:12,501 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 09:32:12,501 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 09:32:12,502 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 09:32:12,502 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 09:32:12,503 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 09:32:12,504 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 09:32:12,504 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 09:32:12,505 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 09:32:12,506 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 09:32:12,507 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 09:32:12,508 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 09:32:12,509 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 09:32:12,509 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 09:32:12,510 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 09:32:12,511 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 09:32:12,513 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 09:32:12,513 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 09:32:12,513 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 09:32:12,514 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 09:32:12,514 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 09:32:12,515 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 09:32:12,515 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 09:32:12,515 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 09:32:12,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 09:32:12,516 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 09:32:12,517 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 09:32:12,517 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 09:32:12,517 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 09:32:12,518 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 09:32:12,518 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 09:32:12,518 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 09:32:12,519 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 09:32:12,519 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72233bb1-ee03-47a2-869d-65808ed2e24a/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-12-14 09:32:12,533 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 09:32:12,534 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 09:32:12,534 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 09:32:12,534 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 09:32:12,534 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 09:32:12,534 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 09:32:12,535 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 09:32:12,535 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 09:32:12,535 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 09:32:12,535 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 09:32:12,535 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 09:32:12,535 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 09:32:12,535 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 09:32:12,536 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 09:32:12,536 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 09:32:12,536 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 09:32:12,536 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 09:32:12,536 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 09:32:12,537 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 09:32:12,537 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 09:32:12,537 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 09:32:12,537 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 09:32:12,537 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 09:32:12,537 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 09:32:12,538 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 09:32:12,538 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 09:32:12,538 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 09:32:12,538 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 09:32:12,538 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 09:32:12,538 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 09:32:12,539 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 09:32:12,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 09:32:12,539 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 09:32:12,539 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 09:32:12,539 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 09:32:12,539 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 09:32:12,540 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 09:32:12,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 09:32:12,540 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 09:32:12,540 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 09:32:12,540 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_72233bb1-ee03-47a2-869d-65808ed2e24a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72233bb1-ee03-47a2-869d-65808ed2e24a/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14ee3b332cc7ff4e4895436490a827224e32e5d732089f78c9378d78ae9790ba [2022-12-14 09:32:12,736 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 09:32:12,754 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 09:32:12,756 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 09:32:12,757 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 09:32:12,757 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 09:32:12,758 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72233bb1-ee03-47a2-869d-65808ed2e24a/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i [2022-12-14 09:32:15,385 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 09:32:15,673 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 09:32:15,673 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72233bb1-ee03-47a2-869d-65808ed2e24a/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i [2022-12-14 09:32:15,693 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72233bb1-ee03-47a2-869d-65808ed2e24a/bin/utaipan-gh47qXpMRh/data/bff3f89ea/def56ed955694dd08289ea3388f3ee26/FLAGa282ce12b [2022-12-14 09:32:15,703 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72233bb1-ee03-47a2-869d-65808ed2e24a/bin/utaipan-gh47qXpMRh/data/bff3f89ea/def56ed955694dd08289ea3388f3ee26 [2022-12-14 09:32:15,705 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 09:32:15,706 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 09:32:15,707 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 09:32:15,707 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 09:32:15,710 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 09:32:15,711 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:32:15" (1/1) ... [2022-12-14 09:32:15,712 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41ffd95e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:32:15, skipping insertion in model container [2022-12-14 09:32:15,712 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:32:15" (1/1) ... [2022-12-14 09:32:15,719 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 09:32:15,794 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 09:32:17,313 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72233bb1-ee03-47a2-869d-65808ed2e24a/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i[113333,113346] [2022-12-14 09:32:17,314 WARN L623 FunctionHandler]: Unknown extern function strrchr [2022-12-14 09:32:17,324 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 09:32:17,325 WARN L623 FunctionHandler]: Unknown extern function putchar [2022-12-14 09:32:17,327 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-12-14 09:32:17,328 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4b277dcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:32:17, skipping insertion in model container [2022-12-14 09:32:17,328 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 09:32:17,328 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 09:32:17,330 INFO L158 Benchmark]: Toolchain (without parser) took 1623.13ms. Allocated memory is still 165.7MB. Free memory was 113.6MB in the beginning and 66.6MB in the end (delta: 47.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2022-12-14 09:32:17,330 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 165.7MB. Free memory was 134.1MB in the beginning and 133.9MB in the end (delta: 176.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 09:32:17,331 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1621.41ms. Allocated memory is still 165.7MB. Free memory was 113.6MB in the beginning and 66.6MB in the end (delta: 47.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2022-12-14 09:32:17,333 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 165.7MB. Free memory was 134.1MB in the beginning and 133.9MB in the end (delta: 176.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1621.41ms. Allocated memory is still 165.7MB. Free memory was 113.6MB in the beginning and 66.6MB in the end (delta: 47.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2858]: 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_72233bb1-ee03-47a2-869d-65808ed2e24a/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72233bb1-ee03-47a2-869d-65808ed2e24a/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_72233bb1-ee03-47a2-869d-65808ed2e24a/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72233bb1-ee03-47a2-869d-65808ed2e24a/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72233bb1-ee03-47a2-869d-65808ed2e24a/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_72233bb1-ee03-47a2-869d-65808ed2e24a/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 14ee3b332cc7ff4e4895436490a827224e32e5d732089f78c9378d78ae9790ba --- 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 09:32:18,623 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 09:32:18,625 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 09:32:18,646 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 09:32:18,646 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 09:32:18,647 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 09:32:18,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 09:32:18,649 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 09:32:18,651 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 09:32:18,652 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 09:32:18,653 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 09:32:18,653 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 09:32:18,654 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 09:32:18,654 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 09:32:18,655 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 09:32:18,656 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 09:32:18,657 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 09:32:18,657 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 09:32:18,659 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 09:32:18,660 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 09:32:18,661 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 09:32:18,662 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 09:32:18,663 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 09:32:18,663 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 09:32:18,666 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 09:32:18,666 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 09:32:18,666 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 09:32:18,667 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 09:32:18,667 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 09:32:18,668 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 09:32:18,668 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 09:32:18,669 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 09:32:18,670 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 09:32:18,670 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 09:32:18,671 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 09:32:18,671 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 09:32:18,672 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 09:32:18,672 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 09:32:18,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 09:32:18,673 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 09:32:18,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 09:32:18,674 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72233bb1-ee03-47a2-869d-65808ed2e24a/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-12-14 09:32:18,689 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 09:32:18,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 09:32:18,690 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 09:32:18,690 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 09:32:18,691 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 09:32:18,691 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 09:32:18,691 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 09:32:18,691 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 09:32:18,691 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 09:32:18,691 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 09:32:18,692 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 09:32:18,692 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 09:32:18,692 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 09:32:18,692 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 09:32:18,693 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 09:32:18,693 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 09:32:18,693 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 09:32:18,693 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 09:32:18,693 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 09:32:18,693 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 09:32:18,693 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 09:32:18,694 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 09:32:18,694 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 09:32:18,694 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 09:32:18,694 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 09:32:18,694 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 09:32:18,694 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 09:32:18,694 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 09:32:18,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 09:32:18,695 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 09:32:18,695 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 09:32:18,695 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 09:32:18,695 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 09:32:18,695 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 09:32:18,696 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 09:32:18,696 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 09:32:18,696 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 09:32:18,696 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_72233bb1-ee03-47a2-869d-65808ed2e24a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72233bb1-ee03-47a2-869d-65808ed2e24a/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14ee3b332cc7ff4e4895436490a827224e32e5d732089f78c9378d78ae9790ba [2022-12-14 09:32:18,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 09:32:18,921 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 09:32:18,923 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 09:32:18,924 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 09:32:18,924 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 09:32:18,925 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72233bb1-ee03-47a2-869d-65808ed2e24a/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i [2022-12-14 09:32:21,527 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 09:32:21,868 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 09:32:21,868 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72233bb1-ee03-47a2-869d-65808ed2e24a/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i [2022-12-14 09:32:21,891 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72233bb1-ee03-47a2-869d-65808ed2e24a/bin/utaipan-gh47qXpMRh/data/a84169ada/132da892301b411ba9f9b603ef3f9793/FLAG11907349f [2022-12-14 09:32:21,905 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72233bb1-ee03-47a2-869d-65808ed2e24a/bin/utaipan-gh47qXpMRh/data/a84169ada/132da892301b411ba9f9b603ef3f9793 [2022-12-14 09:32:21,908 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 09:32:21,909 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 09:32:21,910 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 09:32:21,911 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 09:32:21,913 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 09:32:21,914 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:32:21" (1/1) ... [2022-12-14 09:32:21,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b4f7127 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:32:21, skipping insertion in model container [2022-12-14 09:32:21,915 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:32:21" (1/1) ... [2022-12-14 09:32:21,920 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 09:32:21,977 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 09:32:23,280 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72233bb1-ee03-47a2-869d-65808ed2e24a/sv-benchmarks/c/busybox-1.22.0/ls-incomplete-1.i[113333,113346] [2022-12-14 09:32:23,281 WARN L623 FunctionHandler]: Unknown extern function strrchr [2022-12-14 09:32:23,291 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 09:32:23,293 WARN L623 FunctionHandler]: Unknown extern function putchar [2022-12-14 09:32:23,294 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-12-14 09:32:23,294 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7f4edbbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:32:23, skipping insertion in model container [2022-12-14 09:32:23,294 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 09:32:23,295 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 09:32:23,296 INFO L158 Benchmark]: Toolchain (without parser) took 1386.17ms. Allocated memory is still 96.5MB. Free memory was 66.7MB in the beginning and 62.5MB in the end (delta: 4.2MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2022-12-14 09:32:23,296 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 67.1MB. Free memory is still 45.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 09:32:23,296 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1384.13ms. Allocated memory is still 96.5MB. Free memory was 66.7MB in the beginning and 62.5MB in the end (delta: 4.2MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2022-12-14 09:32:23,298 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 67.1MB. Free memory is still 45.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1384.13ms. Allocated memory is still 96.5MB. Free memory was 66.7MB in the beginning and 62.5MB in the end (delta: 4.2MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2858]: 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