./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-1.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_a817df39-8743-44fc-bee7-c45616571a5a/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a817df39-8743-44fc-bee7-c45616571a5a/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_a817df39-8743-44fc-bee7-c45616571a5a/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a817df39-8743-44fc-bee7-c45616571a5a/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a817df39-8743-44fc-bee7-c45616571a5a/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_a817df39-8743-44fc-bee7-c45616571a5a/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 3bc8de26110e835bf54a284e1ea1e996160b9c586898de5df986bc7765251acb --- 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 13:31:28,373 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 13:31:28,374 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 13:31:28,397 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 13:31:28,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 13:31:28,399 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 13:31:28,400 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 13:31:28,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 13:31:28,402 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 13:31:28,403 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 13:31:28,403 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 13:31:28,404 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 13:31:28,404 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 13:31:28,405 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 13:31:28,406 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 13:31:28,406 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 13:31:28,407 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 13:31:28,408 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 13:31:28,409 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 13:31:28,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 13:31:28,411 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 13:31:28,412 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 13:31:28,413 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 13:31:28,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 13:31:28,415 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 13:31:28,415 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 13:31:28,416 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 13:31:28,416 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 13:31:28,417 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 13:31:28,417 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 13:31:28,417 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 13:31:28,418 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 13:31:28,418 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 13:31:28,419 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 13:31:28,420 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 13:31:28,420 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 13:31:28,420 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 13:31:28,420 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 13:31:28,421 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 13:31:28,422 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 13:31:28,422 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 13:31:28,423 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a817df39-8743-44fc-bee7-c45616571a5a/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-12-14 13:31:28,437 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 13:31:28,438 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 13:31:28,438 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 13:31:28,438 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 13:31:28,438 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 13:31:28,439 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 13:31:28,439 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 13:31:28,439 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 13:31:28,439 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 13:31:28,439 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 13:31:28,439 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 13:31:28,439 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 13:31:28,440 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 13:31:28,440 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 13:31:28,440 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 13:31:28,440 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 13:31:28,440 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 13:31:28,440 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 13:31:28,441 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 13:31:28,441 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 13:31:28,441 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 13:31:28,442 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 13:31:28,442 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 13:31:28,442 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 13:31:28,442 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 13:31:28,442 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 13:31:28,442 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 13:31:28,442 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 13:31:28,442 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 13:31:28,443 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 13:31:28,443 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 13:31:28,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 13:31:28,443 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 13:31:28,443 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 13:31:28,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 13:31:28,444 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 13:31:28,444 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 13:31:28,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 13:31:28,444 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 13:31:28,444 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 13:31:28,444 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_a817df39-8743-44fc-bee7-c45616571a5a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a817df39-8743-44fc-bee7-c45616571a5a/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3bc8de26110e835bf54a284e1ea1e996160b9c586898de5df986bc7765251acb [2022-12-14 13:31:28,645 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 13:31:28,662 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 13:31:28,664 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 13:31:28,664 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 13:31:28,665 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 13:31:28,666 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a817df39-8743-44fc-bee7-c45616571a5a/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-1.i [2022-12-14 13:31:31,288 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 13:31:31,584 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 13:31:31,585 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a817df39-8743-44fc-bee7-c45616571a5a/sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-1.i [2022-12-14 13:31:31,605 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a817df39-8743-44fc-bee7-c45616571a5a/bin/utaipan-gh47qXpMRh/data/dfb13f29f/05cd6053ec1d4ac5a3a9622508c781cc/FLAG3302ed5fd [2022-12-14 13:31:31,616 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a817df39-8743-44fc-bee7-c45616571a5a/bin/utaipan-gh47qXpMRh/data/dfb13f29f/05cd6053ec1d4ac5a3a9622508c781cc [2022-12-14 13:31:31,618 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 13:31:31,620 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 13:31:31,621 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 13:31:31,621 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 13:31:31,624 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 13:31:31,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 01:31:31" (1/1) ... [2022-12-14 13:31:31,626 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28112c29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:31:31, skipping insertion in model container [2022-12-14 13:31:31,626 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 01:31:31" (1/1) ... [2022-12-14 13:31:31,632 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 13:31:31,685 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 13:31:32,473 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-14 13:31:32,479 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-14 13:31:32,480 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-14 13:31:32,483 WARN L623 FunctionHandler]: Unknown extern function write [2022-12-14 13:31:32,487 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 13:31:32,488 WARN L623 FunctionHandler]: Unknown extern function longjmp [2022-12-14 13:31:32,488 WARN L623 FunctionHandler]: Unknown extern function sleep [2022-12-14 13:31:32,490 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2022-12-14 13:31:32,491 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@43d252d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:31:32, skipping insertion in model container [2022-12-14 13:31:32,491 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 13:31:32,491 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 13:31:32,492 INFO L158 Benchmark]: Toolchain (without parser) took 872.61ms. Allocated memory is still 153.1MB. Free memory was 119.0MB in the beginning and 95.2MB in the end (delta: 23.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-14 13:31:32,493 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 96.5MB. Free memory is still 54.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 13:31:32,493 INFO L158 Benchmark]: CACSL2BoogieTranslator took 870.20ms. Allocated memory is still 153.1MB. Free memory was 119.0MB in the beginning and 95.2MB in the end (delta: 23.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-14 13:31:32,494 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 96.5MB. Free memory is still 54.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 870.20ms. Allocated memory is still 153.1MB. Free memory was 119.0MB in the beginning and 95.2MB in the end (delta: 23.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2439]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_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_a817df39-8743-44fc-bee7-c45616571a5a/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a817df39-8743-44fc-bee7-c45616571a5a/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_a817df39-8743-44fc-bee7-c45616571a5a/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a817df39-8743-44fc-bee7-c45616571a5a/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a817df39-8743-44fc-bee7-c45616571a5a/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_a817df39-8743-44fc-bee7-c45616571a5a/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 3bc8de26110e835bf54a284e1ea1e996160b9c586898de5df986bc7765251acb --- 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 13:31:33,856 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 13:31:33,857 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 13:31:33,881 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 13:31:33,881 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 13:31:33,882 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 13:31:33,883 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 13:31:33,884 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 13:31:33,885 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 13:31:33,886 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 13:31:33,887 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 13:31:33,887 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 13:31:33,888 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 13:31:33,888 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 13:31:33,889 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 13:31:33,890 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 13:31:33,890 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 13:31:33,891 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 13:31:33,892 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 13:31:33,893 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 13:31:33,894 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 13:31:33,895 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 13:31:33,896 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 13:31:33,896 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 13:31:33,898 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 13:31:33,899 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 13:31:33,899 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 13:31:33,900 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 13:31:33,900 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 13:31:33,900 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 13:31:33,901 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 13:31:33,901 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 13:31:33,902 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 13:31:33,902 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 13:31:33,908 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 13:31:33,908 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 13:31:33,909 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 13:31:33,909 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 13:31:33,909 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 13:31:33,910 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 13:31:33,911 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 13:31:33,912 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a817df39-8743-44fc-bee7-c45616571a5a/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-12-14 13:31:33,936 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 13:31:33,936 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 13:31:33,936 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 13:31:33,936 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 13:31:33,937 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 13:31:33,937 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 13:31:33,938 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 13:31:33,938 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 13:31:33,938 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 13:31:33,938 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 13:31:33,938 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 13:31:33,939 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 13:31:33,939 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 13:31:33,939 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 13:31:33,940 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 13:31:33,940 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 13:31:33,940 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 13:31:33,940 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 13:31:33,940 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 13:31:33,941 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 13:31:33,941 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 13:31:33,941 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 13:31:33,941 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 13:31:33,941 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 13:31:33,941 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 13:31:33,942 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 13:31:33,942 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 13:31:33,942 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 13:31:33,942 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 13:31:33,943 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 13:31:33,943 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 13:31:33,943 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 13:31:33,943 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 13:31:33,943 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 13:31:33,943 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 13:31:33,944 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 13:31:33,944 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 13:31:33,944 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_a817df39-8743-44fc-bee7-c45616571a5a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a817df39-8743-44fc-bee7-c45616571a5a/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3bc8de26110e835bf54a284e1ea1e996160b9c586898de5df986bc7765251acb [2022-12-14 13:31:34,201 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 13:31:34,219 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 13:31:34,221 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 13:31:34,222 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 13:31:34,222 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 13:31:34,223 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a817df39-8743-44fc-bee7-c45616571a5a/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-1.i [2022-12-14 13:31:36,814 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 13:31:37,093 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 13:31:37,093 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a817df39-8743-44fc-bee7-c45616571a5a/sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-1.i [2022-12-14 13:31:37,113 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a817df39-8743-44fc-bee7-c45616571a5a/bin/utaipan-gh47qXpMRh/data/871058fc5/e3dd485e815f4e229f32fa8c341b3a83/FLAGae6659bfa [2022-12-14 13:31:37,366 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a817df39-8743-44fc-bee7-c45616571a5a/bin/utaipan-gh47qXpMRh/data/871058fc5/e3dd485e815f4e229f32fa8c341b3a83 [2022-12-14 13:31:37,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 13:31:37,369 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 13:31:37,370 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 13:31:37,370 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 13:31:37,372 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 13:31:37,373 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 01:31:37" (1/1) ... [2022-12-14 13:31:37,373 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ce442f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:31:37, skipping insertion in model container [2022-12-14 13:31:37,374 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 01:31:37" (1/1) ... [2022-12-14 13:31:37,379 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 13:31:37,431 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 13:31:38,068 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-14 13:31:38,075 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-14 13:31:38,076 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-14 13:31:38,081 WARN L623 FunctionHandler]: Unknown extern function write [2022-12-14 13:31:38,084 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 13:31:38,085 WARN L623 FunctionHandler]: Unknown extern function longjmp [2022-12-14 13:31:38,086 WARN L623 FunctionHandler]: Unknown extern function sleep [2022-12-14 13:31:38,088 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2022-12-14 13:31:38,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@e0e8193 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:31:38, skipping insertion in model container [2022-12-14 13:31:38,088 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 13:31:38,089 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 13:31:38,090 INFO L158 Benchmark]: Toolchain (without parser) took 721.00ms. Allocated memory is still 71.3MB. Free memory was 39.7MB in the beginning and 30.1MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 13:31:38,090 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 52.4MB. Free memory is still 31.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 13:31:38,091 INFO L158 Benchmark]: CACSL2BoogieTranslator took 719.17ms. Allocated memory is still 71.3MB. Free memory was 39.5MB in the beginning and 30.4MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 13:31:38,092 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 52.4MB. Free memory is still 31.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 719.17ms. Allocated memory is still 71.3MB. Free memory was 39.5MB in the beginning and 30.4MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2439]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_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