./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_979b5d16-bee3-4bab-8afb-63be4e2799ee/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_979b5d16-bee3-4bab-8afb-63be4e2799ee/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_979b5d16-bee3-4bab-8afb-63be4e2799ee/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_979b5d16-bee3-4bab-8afb-63be4e2799ee/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_979b5d16-bee3-4bab-8afb-63be4e2799ee/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_979b5d16-bee3-4bab-8afb-63be4e2799ee/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6755faa368518d1417264b11a3e617ff714ec9f5377567ada97da82b246d87f4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 18:21:25,140 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 18:21:25,208 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_979b5d16-bee3-4bab-8afb-63be4e2799ee/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-23 18:21:25,213 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 18:21:25,214 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 18:21:25,239 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 18:21:25,240 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 18:21:25,240 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 18:21:25,240 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 18:21:25,241 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 18:21:25,241 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 18:21:25,241 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 18:21:25,241 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 18:21:25,242 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 18:21:25,242 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 18:21:25,242 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 18:21:25,242 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 18:21:25,242 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 18:21:25,242 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 18:21:25,243 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 18:21:25,243 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 18:21:25,243 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 18:21:25,243 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 18:21:25,243 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 18:21:25,243 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 18:21:25,244 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 18:21:25,244 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 18:21:25,244 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 18:21:25,244 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 18:21:25,244 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:21:25,244 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 18:21:25,245 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 18:21:25,245 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 18:21:25,245 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 18:21:25,245 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:21:25,245 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 18:21:25,245 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 18:21:25,246 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 18:21:25,246 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 18:21:25,246 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 18:21:25,246 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 18:21:25,246 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 18:21:25,246 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 18:21:25,246 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 18:21:25,246 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 18:21:25,247 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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 -> Automizer 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 -> 6755faa368518d1417264b11a3e617ff714ec9f5377567ada97da82b246d87f4 [2024-11-23 18:21:25,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 18:21:25,606 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 18:21:25,609 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 18:21:25,610 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 18:21:25,610 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 18:21:25,612 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_979b5d16-bee3-4bab-8afb-63be4e2799ee/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2024-11-23 18:21:28,591 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_979b5d16-bee3-4bab-8afb-63be4e2799ee/bin/uautomizer-verify-LYvppIcaGC/data/895fa1bc2/a20b71c6cbbb43848646f41b48d0a9dd/FLAG37dbe21ce [2024-11-23 18:21:29,225 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 18:21:29,228 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2024-11-23 18:21:29,269 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_979b5d16-bee3-4bab-8afb-63be4e2799ee/bin/uautomizer-verify-LYvppIcaGC/data/895fa1bc2/a20b71c6cbbb43848646f41b48d0a9dd/FLAG37dbe21ce [2024-11-23 18:21:29,290 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_979b5d16-bee3-4bab-8afb-63be4e2799ee/bin/uautomizer-verify-LYvppIcaGC/data/895fa1bc2/a20b71c6cbbb43848646f41b48d0a9dd [2024-11-23 18:21:29,293 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 18:21:29,295 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 18:21:29,297 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 18:21:29,297 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 18:21:29,302 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 18:21:29,303 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:21:29" (1/1) ... [2024-11-23 18:21:29,305 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@466e2db0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:21:29, skipping insertion in model container [2024-11-23 18:21:29,306 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:21:29" (1/1) ... [2024-11-23 18:21:29,400 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 18:21:31,322 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[132282,132295] [2024-11-23 18:21:31,325 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[132362,132375] [2024-11-23 18:21:31,333 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[133243,133256] [2024-11-23 18:21:31,333 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[133323,133336] [2024-11-23 18:21:31,335 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[133597,133610] [2024-11-23 18:21:31,335 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[133693,133706] [2024-11-23 18:21:31,336 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[133862,133875] [2024-11-23 18:21:31,336 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[133950,133963] [2024-11-23 18:21:31,337 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[134130,134143] [2024-11-23 18:21:31,338 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[134218,134231] [2024-11-23 18:21:31,339 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[134477,134490] [2024-11-23 18:21:31,339 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[134573,134586] [2024-11-23 18:21:31,340 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[134781,134794] [2024-11-23 18:21:31,340 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[134869,134882] [2024-11-23 18:21:31,342 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[135169,135182] [2024-11-23 18:21:31,342 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[135273,135286] [2024-11-23 18:21:31,344 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[135787,135800] [2024-11-23 18:21:31,345 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[135891,135904] [2024-11-23 18:21:31,346 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[136337,136350] [2024-11-23 18:21:31,347 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[136449,136462] [2024-11-23 18:21:31,369 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[139622,139635] [2024-11-23 18:21:31,488 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[143915,143928] [2024-11-23 18:21:31,492 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[143995,144008] [2024-11-23 18:21:31,501 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[144289,144302] [2024-11-23 18:21:31,502 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[144369,144382] [2024-11-23 18:21:31,503 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[144603,144616] [2024-11-23 18:21:31,503 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[144691,144704] [2024-11-23 18:21:31,509 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[145056,145069] [2024-11-23 18:21:31,509 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[145152,145165] [2024-11-23 18:21:31,528 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[148148,148161] [2024-11-23 18:21:31,662 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[175912,175925] [2024-11-23 18:21:31,736 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 18:21:31,997 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 18:21:32,141 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[132282,132295] [2024-11-23 18:21:32,143 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[132362,132375] [2024-11-23 18:21:32,146 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[133243,133256] [2024-11-23 18:21:32,146 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[133323,133336] [2024-11-23 18:21:32,147 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[133597,133610] [2024-11-23 18:21:32,148 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[133693,133706] [2024-11-23 18:21:32,148 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[133862,133875] [2024-11-23 18:21:32,149 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[133950,133963] [2024-11-23 18:21:32,150 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[134130,134143] [2024-11-23 18:21:32,153 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[134218,134231] [2024-11-23 18:21:32,154 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[134477,134490] [2024-11-23 18:21:32,154 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[134573,134586] [2024-11-23 18:21:32,155 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[134781,134794] [2024-11-23 18:21:32,155 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[134869,134882] [2024-11-23 18:21:32,156 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[135169,135182] [2024-11-23 18:21:32,158 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[135273,135286] [2024-11-23 18:21:32,160 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[135787,135800] [2024-11-23 18:21:32,160 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[135891,135904] [2024-11-23 18:21:32,161 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[136337,136350] [2024-11-23 18:21:32,161 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[136449,136462] [2024-11-23 18:21:32,172 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[139622,139635] [2024-11-23 18:21:32,184 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[143915,143928] [2024-11-23 18:21:32,185 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[143995,144008] [2024-11-23 18:21:32,188 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[144289,144302] [2024-11-23 18:21:32,189 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[144369,144382] [2024-11-23 18:21:32,189 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[144603,144616] [2024-11-23 18:21:32,190 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[144691,144704] [2024-11-23 18:21:32,192 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[145056,145069] [2024-11-23 18:21:32,192 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[145152,145165] [2024-11-23 18:21:32,197 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[148148,148161] [2024-11-23 18:21:32,260 WARN L250 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_979b5d16-bee3-4bab-8afb-63be4e2799ee/sv-benchmarks/c/busybox-1.22.0/stty-2.i[175912,175925] [2024-11-23 18:21:32,300 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 18:21:32,900 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-11-23 18:21:32,909 INFO L204 MainTranslator]: Completed translation [2024-11-23 18:21:32,909 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:21:32 WrapperNode [2024-11-23 18:21:32,910 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 18:21:32,911 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 18:21:32,911 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 18:21:32,911 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 18:21:32,918 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:21:32" (1/1) ... [2024-11-23 18:21:33,101 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:21:32" (1/1) ... [2024-11-23 18:21:33,577 INFO L138 Inliner]: procedures = 675, calls = 10707, calls flagged for inlining = 37, calls inlined = 35, statements flattened = 12756 [2024-11-23 18:21:33,578 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 18:21:33,579 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 18:21:33,580 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 18:21:33,581 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 18:21:33,592 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:21:32" (1/1) ... [2024-11-23 18:21:33,592 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:21:32" (1/1) ... [2024-11-23 18:21:33,801 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:21:32" (1/1) ... [2024-11-23 18:21:33,824 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Memory array in LHS [2024-11-23 18:21:33,824 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:21:32" (1/1) ... [2024-11-23 18:21:33,825 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:21:32" (1/1) ... [2024-11-23 18:21:34,168 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:21:32" (1/1) ... [2024-11-23 18:21:34,202 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:21:32" (1/1) ... [2024-11-23 18:21:34,246 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:21:32" (1/1) ... [2024-11-23 18:21:34,379 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:21:32" (1/1) ... [2024-11-23 18:21:34,427 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:21:32" (1/1) ... [2024-11-23 18:21:34,507 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 18:21:34,508 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 18:21:34,508 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 18:21:34,508 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 18:21:34,516 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:21:32" (1/1) ... [2024-11-23 18:21:34,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:21:34,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_979b5d16-bee3-4bab-8afb-63be4e2799ee/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:21:34,566 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_979b5d16-bee3-4bab-8afb-63be4e2799ee/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 18:21:34,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_979b5d16-bee3-4bab-8afb-63be4e2799ee/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 18:21:34,595 INFO L130 BoogieDeclarations]: Found specification of procedure bb_putchar [2024-11-23 18:21:34,596 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_putchar [2024-11-23 18:21:34,596 INFO L130 BoogieDeclarations]: Found specification of procedure fcntl [2024-11-23 18:21:34,596 INFO L138 BoogieDeclarations]: Found implementation of procedure fcntl [2024-11-23 18:21:34,596 INFO L130 BoogieDeclarations]: Found specification of procedure get_terminal_width_height [2024-11-23 18:21:34,596 INFO L138 BoogieDeclarations]: Found implementation of procedure get_terminal_width_height [2024-11-23 18:21:34,597 INFO L130 BoogieDeclarations]: Found specification of procedure set_control_char_or_die [2024-11-23 18:21:34,597 INFO L138 BoogieDeclarations]: Found implementation of procedure set_control_char_or_die [2024-11-23 18:21:34,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-23 18:21:34,597 INFO L130 BoogieDeclarations]: Found specification of procedure perror_on_device_and_die [2024-11-23 18:21:34,597 INFO L138 BoogieDeclarations]: Found implementation of procedure perror_on_device_and_die [2024-11-23 18:21:34,597 INFO L130 BoogieDeclarations]: Found specification of procedure set_window_size [2024-11-23 18:21:34,598 INFO L138 BoogieDeclarations]: Found implementation of procedure set_window_size [2024-11-23 18:21:34,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-23 18:21:34,598 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2024-11-23 18:21:34,598 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2024-11-23 18:21:34,598 INFO L130 BoogieDeclarations]: Found specification of procedure xatoul_sfx [2024-11-23 18:21:34,599 INFO L138 BoogieDeclarations]: Found implementation of procedure xatoul_sfx [2024-11-23 18:21:34,599 INFO L130 BoogieDeclarations]: Found specification of procedure find_param [2024-11-23 18:21:34,599 INFO L138 BoogieDeclarations]: Found implementation of procedure find_param [2024-11-23 18:21:34,599 INFO L130 BoogieDeclarations]: Found specification of procedure xatoul_range_sfx [2024-11-23 18:21:34,599 INFO L138 BoogieDeclarations]: Found implementation of procedure xatoul_range_sfx [2024-11-23 18:21:34,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-23 18:21:34,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-23 18:21:34,599 INFO L130 BoogieDeclarations]: Found specification of procedure tty_value_to_baud [2024-11-23 18:21:34,599 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_value_to_baud [2024-11-23 18:21:34,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-23 18:21:34,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 18:21:34,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-23 18:21:34,600 INFO L130 BoogieDeclarations]: Found specification of procedure nth_string [2024-11-23 18:21:34,600 INFO L138 BoogieDeclarations]: Found implementation of procedure nth_string [2024-11-23 18:21:34,600 INFO L130 BoogieDeclarations]: Found specification of procedure find_mode [2024-11-23 18:21:34,601 INFO L138 BoogieDeclarations]: Found implementation of procedure find_mode [2024-11-23 18:21:34,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 18:21:34,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 18:21:34,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-11-23 18:21:34,602 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-11-23 18:21:34,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-23 18:21:34,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-23 18:21:34,602 INFO L130 BoogieDeclarations]: Found specification of procedure display_speed [2024-11-23 18:21:34,602 INFO L138 BoogieDeclarations]: Found implementation of procedure display_speed [2024-11-23 18:21:34,602 INFO L130 BoogieDeclarations]: Found specification of procedure tty_baud_to_value [2024-11-23 18:21:34,602 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_baud_to_value [2024-11-23 18:21:34,602 INFO L130 BoogieDeclarations]: Found specification of procedure bb_perror_msg_and_die [2024-11-23 18:21:34,603 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_perror_msg_and_die [2024-11-23 18:21:34,603 INFO L130 BoogieDeclarations]: Found specification of procedure get_ptr_to_tcflag [2024-11-23 18:21:34,603 INFO L138 BoogieDeclarations]: Found implementation of procedure get_ptr_to_tcflag [2024-11-23 18:21:34,603 INFO L130 BoogieDeclarations]: Found specification of procedure tcgetattr [2024-11-23 18:21:34,603 INFO L138 BoogieDeclarations]: Found implementation of procedure tcgetattr [2024-11-23 18:21:34,603 INFO L130 BoogieDeclarations]: Found specification of procedure recover_mode [2024-11-23 18:21:34,603 INFO L138 BoogieDeclarations]: Found implementation of procedure recover_mode [2024-11-23 18:21:34,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-23 18:21:34,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-23 18:21:34,603 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 18:21:34,603 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 18:21:34,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-23 18:21:34,605 INFO L130 BoogieDeclarations]: Found specification of procedure set_speed_or_die [2024-11-23 18:21:34,605 INFO L138 BoogieDeclarations]: Found implementation of procedure set_speed_or_die [2024-11-23 18:21:34,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-23 18:21:34,605 INFO L130 BoogieDeclarations]: Found specification of procedure xstrtoull_range_sfx [2024-11-23 18:21:34,605 INFO L138 BoogieDeclarations]: Found implementation of procedure xstrtoull_range_sfx [2024-11-23 18:21:34,606 INFO L130 BoogieDeclarations]: Found specification of procedure ioctl [2024-11-23 18:21:34,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ioctl [2024-11-23 18:21:34,606 INFO L130 BoogieDeclarations]: Found specification of procedure find_control [2024-11-23 18:21:34,606 INFO L138 BoogieDeclarations]: Found implementation of procedure find_control [2024-11-23 18:21:34,606 INFO L130 BoogieDeclarations]: Found specification of procedure xatou [2024-11-23 18:21:34,606 INFO L138 BoogieDeclarations]: Found implementation of procedure xatou [2024-11-23 18:21:34,606 INFO L130 BoogieDeclarations]: Found specification of procedure perror_on_device [2024-11-23 18:21:34,606 INFO L138 BoogieDeclarations]: Found implementation of procedure perror_on_device [2024-11-23 18:21:34,606 INFO L130 BoogieDeclarations]: Found specification of procedure wh_helper [2024-11-23 18:21:34,606 INFO L138 BoogieDeclarations]: Found implementation of procedure wh_helper [2024-11-23 18:21:34,606 INFO L130 BoogieDeclarations]: Found specification of procedure set_mode [2024-11-23 18:21:34,607 INFO L138 BoogieDeclarations]: Found implementation of procedure set_mode [2024-11-23 18:21:34,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-23 18:21:34,607 INFO L130 BoogieDeclarations]: Found specification of procedure index_in_strings [2024-11-23 18:21:34,607 INFO L138 BoogieDeclarations]: Found implementation of procedure index_in_strings [2024-11-23 18:21:34,607 INFO L130 BoogieDeclarations]: Found specification of procedure newline [2024-11-23 18:21:34,608 INFO L138 BoogieDeclarations]: Found implementation of procedure newline [2024-11-23 18:21:34,608 INFO L130 BoogieDeclarations]: Found specification of procedure wrapf [2024-11-23 18:21:34,608 INFO L138 BoogieDeclarations]: Found implementation of procedure wrapf [2024-11-23 18:21:34,608 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2024-11-23 18:21:34,608 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2024-11-23 18:21:34,609 INFO L130 BoogieDeclarations]: Found specification of procedure display_window_size [2024-11-23 18:21:34,609 INFO L138 BoogieDeclarations]: Found implementation of procedure display_window_size [2024-11-23 18:21:34,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-23 18:21:35,344 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 18:21:35,348 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 18:22:47,284 INFO L? ?]: Removed 1056 outVars from TransFormulas that were not future-live. [2024-11-23 18:22:47,284 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 18:22:47,333 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 18:22:47,336 INFO L312 CfgBuilder]: Removed 37 assume(true) statements. [2024-11-23 18:22:47,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:22:47 BoogieIcfgContainer [2024-11-23 18:22:47,337 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 18:22:47,339 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 18:22:47,339 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 18:22:47,345 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 18:22:47,345 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 06:21:29" (1/3) ... [2024-11-23 18:22:47,346 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@285ccf8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:22:47, skipping insertion in model container [2024-11-23 18:22:47,347 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:21:32" (2/3) ... [2024-11-23 18:22:47,347 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@285ccf8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:22:47, skipping insertion in model container [2024-11-23 18:22:47,347 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:22:47" (3/3) ... [2024-11-23 18:22:47,348 INFO L128 eAbstractionObserver]: Analyzing ICFG stty-2.i [2024-11-23 18:22:47,367 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 18:22:47,370 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG stty-2.i that has 36 procedures, 1132 locations, 1 initial locations, 31 loop locations, and 34 error locations. [2024-11-23 18:22:47,479 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 18:22:47,494 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7e231260, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 18:22:47,494 INFO L334 AbstractCegarLoop]: Starting to check reachability of 34 error locations. [2024-11-23 18:22:47,504 INFO L276 IsEmpty]: Start isEmpty. Operand has 1132 states, 948 states have (on average 1.5527426160337552) internal successors, (1472), 1006 states have internal predecessors, (1472), 114 states have call successors, (114), 35 states have call predecessors, (114), 35 states have return successors, (114), 109 states have call predecessors, (114), 114 states have call successors, (114) [2024-11-23 18:22:47,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-23 18:22:47,512 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:22:47,513 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:22:47,513 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting bb_verror_msgErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE === [set_control_char_or_dieErr0ASSERT_VIOLATIONERROR_FUNCTION, wrapfErr0ASSERT_VIOLATIONUNSUPPORTED_FEATURE, wrapfErr1ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:22:47,517 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:22:47,517 INFO L85 PathProgramCache]: Analyzing trace with hash -416838642, now seen corresponding path program 1 times [2024-11-23 18:22:47,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:22:47,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639006962] [2024-11-23 18:22:47,523 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:22:47,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms