./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dafedd1-9820-4c60-8eb5-315040a438d9/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dafedd1-9820-4c60-8eb5-315040a438d9/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dafedd1-9820-4c60-8eb5-315040a438d9/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dafedd1-9820-4c60-8eb5-315040a438d9/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dafedd1-9820-4c60-8eb5-315040a438d9/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dafedd1-9820-4c60-8eb5-315040a438d9/bin/utaipan-vmNK8stdcF --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 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 01:31:59,280 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 01:31:59,282 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 01:31:59,319 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 01:31:59,320 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 01:31:59,322 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 01:31:59,324 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 01:31:59,327 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 01:31:59,329 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 01:31:59,330 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 01:31:59,332 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 01:31:59,333 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 01:31:59,334 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 01:31:59,336 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 01:31:59,337 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 01:31:59,340 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 01:31:59,341 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 01:31:59,342 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 01:31:59,345 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 01:31:59,348 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 01:31:59,351 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 01:31:59,352 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 01:31:59,354 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 01:31:59,355 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 01:31:59,360 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 01:31:59,360 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 01:31:59,361 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 01:31:59,362 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 01:31:59,363 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 01:31:59,365 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 01:31:59,365 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 01:31:59,366 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 01:31:59,368 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 01:31:59,369 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 01:31:59,370 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 01:31:59,371 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 01:31:59,372 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 01:31:59,372 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 01:31:59,373 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 01:31:59,374 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 01:31:59,375 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 01:31:59,376 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dafedd1-9820-4c60-8eb5-315040a438d9/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-13 01:31:59,405 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 01:31:59,405 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 01:31:59,406 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 01:31:59,406 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 01:31:59,406 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-13 01:31:59,407 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-13 01:31:59,407 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-13 01:31:59,407 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-13 01:31:59,408 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-13 01:31:59,408 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-13 01:31:59,408 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-13 01:31:59,408 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-13 01:31:59,409 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-13 01:31:59,409 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-13 01:31:59,409 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-13 01:31:59,409 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-13 01:31:59,410 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 01:31:59,411 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 01:31:59,411 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 01:31:59,411 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 01:31:59,411 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 01:31:59,412 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 01:31:59,412 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 01:31:59,412 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 01:31:59,412 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 01:31:59,413 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 01:31:59,413 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 01:31:59,413 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 01:31:59,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 01:31:59,414 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 01:31:59,414 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 01:31:59,414 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 01:31:59,414 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-13 01:31:59,415 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 01:31:59,415 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 01:31:59,415 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 01:31:59,415 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 01:31:59,416 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dafedd1-9820-4c60-8eb5-315040a438d9/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dafedd1-9820-4c60-8eb5-315040a438d9/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 [2021-11-13 01:31:59,765 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 01:31:59,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 01:31:59,803 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 01:31:59,804 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 01:31:59,805 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 01:31:59,807 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dafedd1-9820-4c60-8eb5-315040a438d9/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-11-13 01:31:59,917 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dafedd1-9820-4c60-8eb5-315040a438d9/bin/utaipan-vmNK8stdcF/data/5da50732a/9024210ee07f48de810df4ebef411ec2/FLAG71138649d [2021-11-13 01:32:00,749 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 01:32:00,750 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dafedd1-9820-4c60-8eb5-315040a438d9/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-11-13 01:32:00,781 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dafedd1-9820-4c60-8eb5-315040a438d9/bin/utaipan-vmNK8stdcF/data/5da50732a/9024210ee07f48de810df4ebef411ec2/FLAG71138649d [2021-11-13 01:32:00,844 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dafedd1-9820-4c60-8eb5-315040a438d9/bin/utaipan-vmNK8stdcF/data/5da50732a/9024210ee07f48de810df4ebef411ec2 [2021-11-13 01:32:00,848 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 01:32:00,850 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 01:32:00,854 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 01:32:00,854 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 01:32:00,858 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 01:32:00,860 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:32:00" (1/1) ... [2021-11-13 01:32:00,863 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bc8290a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:00, skipping insertion in model container [2021-11-13 01:32:00,863 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:32:00" (1/1) ... [2021-11-13 01:32:00,872 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 01:32:00,970 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 01:32:02,847 WARN L228 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_9dafedd1-9820-4c60-8eb5-315040a438d9/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[113983,113996] [2021-11-13 01:32:02,851 WARN L228 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_9dafedd1-9820-4c60-8eb5-315040a438d9/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[114055,114068] [2021-11-13 01:32:02,897 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-11-13 01:32:02,898 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@676aa1e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:02, skipping insertion in model container [2021-11-13 01:32:02,898 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 01:32:02,899 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-13 01:32:02,908 INFO L158 Benchmark]: Toolchain (without parser) took 2049.64ms. Allocated memory was 98.6MB in the beginning and 132.1MB in the end (delta: 33.6MB). Free memory was 56.6MB in the beginning and 83.5MB in the end (delta: -26.8MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2021-11-13 01:32:02,910 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 98.6MB. Free memory was 71.6MB in the beginning and 71.6MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 01:32:02,912 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2044.63ms. Allocated memory was 98.6MB in the beginning and 132.1MB in the end (delta: 33.6MB). Free memory was 56.5MB in the beginning and 83.5MB in the end (delta: -27.0MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2021-11-13 01:32:02,915 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 98.6MB. Free memory was 71.6MB in the beginning and 71.6MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2044.63ms. Allocated memory was 98.6MB in the beginning and 132.1MB in the end (delta: 33.6MB). Free memory was 56.5MB in the beginning and 83.5MB in the end (delta: -27.0MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 3104]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dafedd1-9820-4c60-8eb5-315040a438d9/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dafedd1-9820-4c60-8eb5-315040a438d9/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dafedd1-9820-4c60-8eb5-315040a438d9/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dafedd1-9820-4c60-8eb5-315040a438d9/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dafedd1-9820-4c60-8eb5-315040a438d9/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dafedd1-9820-4c60-8eb5-315040a438d9/bin/utaipan-vmNK8stdcF --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 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 01:32:05,490 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 01:32:05,492 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 01:32:05,544 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 01:32:05,545 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 01:32:05,547 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 01:32:05,549 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 01:32:05,552 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 01:32:05,556 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 01:32:05,557 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 01:32:05,559 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 01:32:05,561 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 01:32:05,562 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 01:32:05,563 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 01:32:05,565 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 01:32:05,569 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 01:32:05,572 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 01:32:05,580 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 01:32:05,586 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 01:32:05,596 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 01:32:05,599 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 01:32:05,604 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 01:32:05,607 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 01:32:05,610 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 01:32:05,618 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 01:32:05,619 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 01:32:05,622 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 01:32:05,625 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 01:32:05,625 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 01:32:05,627 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 01:32:05,628 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 01:32:05,629 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 01:32:05,631 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 01:32:05,633 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 01:32:05,634 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 01:32:05,635 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 01:32:05,636 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 01:32:05,636 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 01:32:05,636 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 01:32:05,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 01:32:05,639 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 01:32:05,640 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dafedd1-9820-4c60-8eb5-315040a438d9/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-13 01:32:05,692 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 01:32:05,692 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 01:32:05,693 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 01:32:05,694 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 01:32:05,694 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-13 01:32:05,694 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-13 01:32:05,694 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-13 01:32:05,694 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-13 01:32:05,695 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-13 01:32:05,696 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-13 01:32:05,698 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 01:32:05,699 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 01:32:05,699 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 01:32:05,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 01:32:05,699 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 01:32:05,699 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-13 01:32:05,700 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 01:32:05,700 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 01:32:05,700 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 01:32:05,700 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 01:32:05,700 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 01:32:05,701 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 01:32:05,701 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 01:32:05,701 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 01:32:05,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 01:32:05,702 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 01:32:05,702 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 01:32:05,702 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 01:32:05,702 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-13 01:32:05,702 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 01:32:05,703 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 01:32:05,703 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 01:32:05,703 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 01:32:05,703 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_9dafedd1-9820-4c60-8eb5-315040a438d9/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dafedd1-9820-4c60-8eb5-315040a438d9/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 [2021-11-13 01:32:06,179 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 01:32:06,203 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 01:32:06,206 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 01:32:06,208 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 01:32:06,208 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 01:32:06,210 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dafedd1-9820-4c60-8eb5-315040a438d9/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-11-13 01:32:06,300 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dafedd1-9820-4c60-8eb5-315040a438d9/bin/utaipan-vmNK8stdcF/data/8e83bda2d/34aff8d665744fdfbd42af9dcc79cd5f/FLAG3a8f2c28f [2021-11-13 01:32:07,252 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 01:32:07,254 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dafedd1-9820-4c60-8eb5-315040a438d9/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2021-11-13 01:32:07,308 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dafedd1-9820-4c60-8eb5-315040a438d9/bin/utaipan-vmNK8stdcF/data/8e83bda2d/34aff8d665744fdfbd42af9dcc79cd5f/FLAG3a8f2c28f [2021-11-13 01:32:07,816 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dafedd1-9820-4c60-8eb5-315040a438d9/bin/utaipan-vmNK8stdcF/data/8e83bda2d/34aff8d665744fdfbd42af9dcc79cd5f [2021-11-13 01:32:07,818 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 01:32:07,821 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 01:32:07,824 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 01:32:07,825 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 01:32:07,829 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 01:32:07,830 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:32:07" (1/1) ... [2021-11-13 01:32:07,832 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fda67f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:07, skipping insertion in model container [2021-11-13 01:32:07,832 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:32:07" (1/1) ... [2021-11-13 01:32:07,841 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 01:32:07,963 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 01:32:09,876 WARN L228 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_9dafedd1-9820-4c60-8eb5-315040a438d9/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[113983,113996] [2021-11-13 01:32:09,887 WARN L228 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_9dafedd1-9820-4c60-8eb5-315040a438d9/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[114055,114068] [2021-11-13 01:32:09,982 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-11-13 01:32:09,983 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@bba27e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:09, skipping insertion in model container [2021-11-13 01:32:09,983 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 01:32:09,984 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-13 01:32:09,986 INFO L158 Benchmark]: Toolchain (without parser) took 2163.81ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 37.5MB in the beginning and 45.0MB in the end (delta: -7.6MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2021-11-13 01:32:09,987 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 62.9MB. Free memory is still 45.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 01:32:09,988 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2159.24ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 37.3MB in the beginning and 45.0MB in the end (delta: -7.7MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2021-11-13 01:32:09,992 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 62.9MB. Free memory is still 45.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2159.24ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 37.3MB in the beginning and 45.0MB in the end (delta: -7.7MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 3104]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_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