./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH --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 a521111bd175d3310336dcb5a96ef10ad6928036ed2148cdf12f5390a99f6bb7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 03:52:31,193 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 03:52:31,195 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 03:52:31,244 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 03:52:31,245 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 03:52:31,246 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 03:52:31,248 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 03:52:31,256 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 03:52:31,259 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 03:52:31,265 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 03:52:31,266 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 03:52:31,268 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 03:52:31,269 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 03:52:31,271 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 03:52:31,273 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 03:52:31,278 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 03:52:31,280 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 03:52:31,281 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 03:52:31,283 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 03:52:31,291 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 03:52:31,293 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 03:52:31,294 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 03:52:31,298 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 03:52:31,299 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 03:52:31,308 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 03:52:31,308 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 03:52:31,309 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 03:52:31,311 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 03:52:31,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 03:52:31,313 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 03:52:31,314 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 03:52:31,315 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 03:52:31,317 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 03:52:31,318 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 03:52:31,320 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 03:52:31,320 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 03:52:31,321 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 03:52:31,321 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 03:52:31,321 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 03:52:31,322 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 03:52:31,323 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 03:52:31,324 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-03 03:52:31,356 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 03:52:31,356 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 03:52:31,357 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 03:52:31,357 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 03:52:31,357 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 03:52:31,357 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 03:52:31,358 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-03 03:52:31,358 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 03:52:31,358 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 03:52:31,358 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-03 03:52:31,358 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-03 03:52:31,359 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 03:52:31,359 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-03 03:52:31,359 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-03 03:52:31,359 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-03 03:52:31,360 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 03:52:31,360 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-03 03:52:31,360 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 03:52:31,361 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 03:52:31,361 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 03:52:31,361 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 03:52:31,361 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 03:52:31,361 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 03:52:31,362 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 03:52:31,362 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 03:52:31,362 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 03:52:31,362 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 03:52:31,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 03:52:31,363 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 03:52:31,363 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 03:52:31,363 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 03:52:31,363 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-03 03:52:31,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-03 03:52:31,364 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 03:52:31,364 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 03:52:31,364 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 03:52:31,364 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_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a521111bd175d3310336dcb5a96ef10ad6928036ed2148cdf12f5390a99f6bb7 [2021-11-03 03:52:31,701 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 03:52:31,727 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 03:52:31,730 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 03:52:31,732 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 03:52:31,733 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 03:52:31,734 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2021-11-03 03:52:31,810 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/data/695462424/ffc1090a56b34414a079369819690760/FLAGa8a86ff6f [2021-11-03 03:52:33,059 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 03:52:33,059 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2021-11-03 03:52:33,131 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/data/695462424/ffc1090a56b34414a079369819690760/FLAGa8a86ff6f [2021-11-03 03:52:33,270 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/data/695462424/ffc1090a56b34414a079369819690760 [2021-11-03 03:52:33,273 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 03:52:33,276 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 03:52:33,280 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 03:52:33,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 03:52:33,284 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 03:52:33,284 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:52:33" (1/1) ... [2021-11-03 03:52:33,285 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17c58635 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:52:33, skipping insertion in model container [2021-11-03 03:52:33,286 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:52:33" (1/1) ... [2021-11-03 03:52:33,293 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 03:52:33,564 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 03:52:35,042 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:35,054 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:35,368 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:35,497 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:35,531 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:35,556 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:35,814 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:35,846 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:35,902 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:35,926 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:35,936 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:35,957 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:36,490 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:36,491 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:36,493 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:36,493 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:36,506 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:36,507 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:36,507 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:36,508 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:36,799 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:36,812 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:36,823 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:36,832 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:36,843 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:36,851 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,290 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,293 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,399 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,401 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,409 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,419 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,422 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,423 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,424 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,425 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,425 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,427 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,429 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,429 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,430 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,432 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,436 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,437 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,437 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,439 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,441 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,442 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,442 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,442 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,444 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,447 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,448 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,448 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,450 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,450 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,451 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,452 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,452 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,453 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,454 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,455 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,455 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,456 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,456 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,476 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,477 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,488 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,517 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,517 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,518 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,519 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,535 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,543 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,607 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,607 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,608 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,609 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,763 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,817 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,819 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,820 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,822 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,822 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,823 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,823 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,825 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,833 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,833 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,834 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,834 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,839 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,839 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,840 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:37,881 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:38,029 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:38,460 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:38,495 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:38,496 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:38,527 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:38,666 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:38,741 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:38,741 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:38,750 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:38,772 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:38,773 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:38,773 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:38,889 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:38,904 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-03 03:52:39,126 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_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[599511,599524] [2021-11-03 03:52:39,132 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_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[599658,599671] [2021-11-03 03:52:39,132 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_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[599797,599810] [2021-11-03 03:52:39,133 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_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[599955,599968] [2021-11-03 03:52:39,158 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 03:52:39,287 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-03 03:52:39,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6c6fc999 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:52:39, skipping insertion in model container [2021-11-03 03:52:39,288 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 03:52:39,288 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-03 03:52:39,291 INFO L168 Benchmark]: Toolchain (without parser) took 6013.49 ms. Allocated memory was 90.2 MB in the beginning and 159.4 MB in the end (delta: 69.2 MB). Free memory was 54.2 MB in the beginning and 82.1 MB in the end (delta: -28.0 MB). Peak memory consumption was 87.1 MB. Max. memory is 16.1 GB. [2021-11-03 03:52:39,291 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 90.2 MB. Free memory was 60.2 MB in the beginning and 60.1 MB in the end (delta: 30.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-03 03:52:39,292 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6008.21 ms. Allocated memory was 90.2 MB in the beginning and 159.4 MB in the end (delta: 69.2 MB). Free memory was 53.9 MB in the beginning and 82.5 MB in the end (delta: -28.6 MB). Peak memory consumption was 87.1 MB. Max. memory is 16.1 GB. [2021-11-03 03:52:39,294 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 90.2 MB. Free memory was 60.2 MB in the beginning and 60.1 MB in the end (delta: 30.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 6008.21 ms. Allocated memory was 90.2 MB in the beginning and 159.4 MB in the end (delta: 69.2 MB). Free memory was 53.9 MB in the beginning and 82.5 MB in the end (delta: -28.6 MB). Peak memory consumption was 87.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5818]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) 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_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH --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 a521111bd175d3310336dcb5a96ef10ad6928036ed2148cdf12f5390a99f6bb7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-03 03:52:41,684 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-03 03:52:41,687 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-03 03:52:41,740 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-03 03:52:41,741 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-03 03:52:41,746 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-03 03:52:41,748 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-03 03:52:41,752 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-03 03:52:41,755 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-03 03:52:41,763 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-03 03:52:41,765 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-03 03:52:41,766 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-03 03:52:41,767 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-03 03:52:41,770 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-03 03:52:41,772 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-03 03:52:41,776 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-03 03:52:41,778 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-03 03:52:41,779 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-03 03:52:41,781 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-03 03:52:41,789 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-03 03:52:41,791 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-03 03:52:41,793 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-03 03:52:41,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-03 03:52:41,798 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-03 03:52:41,807 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-03 03:52:41,808 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-03 03:52:41,809 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-03 03:52:41,811 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-03 03:52:41,812 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-03 03:52:41,813 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-03 03:52:41,813 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-03 03:52:41,815 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-03 03:52:41,817 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-03 03:52:41,818 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-03 03:52:41,819 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-03 03:52:41,820 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-03 03:52:41,821 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-03 03:52:41,821 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-03 03:52:41,822 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-03 03:52:41,824 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-03 03:52:41,825 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-03 03:52:41,825 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-03 03:52:41,868 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-03 03:52:41,869 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-03 03:52:41,870 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-03 03:52:41,870 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-03 03:52:41,871 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-03 03:52:41,871 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-03 03:52:41,871 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-03 03:52:41,871 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-03 03:52:41,872 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-03 03:52:41,873 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-03 03:52:41,874 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-03 03:52:41,875 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-03 03:52:41,875 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-03 03:52:41,875 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-03 03:52:41,876 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-03 03:52:41,876 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-03 03:52:41,876 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-03 03:52:41,877 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-03 03:52:41,877 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-03 03:52:41,877 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-03 03:52:41,878 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-03 03:52:41,878 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-03 03:52:41,878 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-03 03:52:41,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 03:52:41,879 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-03 03:52:41,879 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-03 03:52:41,879 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-03 03:52:41,880 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-03 03:52:41,880 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-03 03:52:41,880 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-03 03:52:41,881 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-03 03:52:41,881 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-03 03:52:41,881 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_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a521111bd175d3310336dcb5a96ef10ad6928036ed2148cdf12f5390a99f6bb7 [2021-11-03 03:52:42,273 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-03 03:52:42,294 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-03 03:52:42,297 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-03 03:52:42,298 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-03 03:52:42,299 INFO L275 PluginConnector]: CDTParser initialized [2021-11-03 03:52:42,300 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2021-11-03 03:52:42,367 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/data/69f04758a/73928d95764d486498d8adf3d22579e0/FLAG55c7c74ae [2021-11-03 03:52:43,572 INFO L306 CDTParser]: Found 1 translation units. [2021-11-03 03:52:43,574 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2021-11-03 03:52:43,643 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/data/69f04758a/73928d95764d486498d8adf3d22579e0/FLAG55c7c74ae [2021-11-03 03:52:43,779 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/data/69f04758a/73928d95764d486498d8adf3d22579e0 [2021-11-03 03:52:43,782 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-03 03:52:43,784 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-03 03:52:43,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-03 03:52:43,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-03 03:52:43,791 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-03 03:52:43,792 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:52:43" (1/1) ... [2021-11-03 03:52:43,793 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37a7852f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:52:43, skipping insertion in model container [2021-11-03 03:52:43,794 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:52:43" (1/1) ... [2021-11-03 03:52:43,801 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-03 03:52:44,096 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 03:52:49,895 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_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[599511,599524] [2021-11-03 03:52:49,898 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_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[599658,599671] [2021-11-03 03:52:49,899 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_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[599797,599810] [2021-11-03 03:52:49,899 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_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[599955,599968] [2021-11-03 03:52:49,925 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 03:52:50,070 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-03 03:52:50,216 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-03 03:52:50,900 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_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[599511,599524] [2021-11-03 03:52:50,901 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_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[599658,599671] [2021-11-03 03:52:50,902 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_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[599797,599810] [2021-11-03 03:52:50,902 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_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[599955,599968] [2021-11-03 03:52:50,916 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 03:52:50,994 INFO L203 MainTranslator]: Completed pre-run [2021-11-03 03:52:52,120 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_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[599511,599524] [2021-11-03 03:52:52,121 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_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[599658,599671] [2021-11-03 03:52:52,122 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_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[599797,599810] [2021-11-03 03:52:52,126 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_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[599955,599968] [2021-11-03 03:52:52,149 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-03 03:52:52,580 INFO L208 MainTranslator]: Completed translation [2021-11-03 03:52:52,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:52:52 WrapperNode [2021-11-03 03:52:52,581 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-03 03:52:52,583 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-03 03:52:52,583 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-03 03:52:52,583 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-03 03:52:52,594 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:52:52" (1/1) ... [2021-11-03 03:52:52,824 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:52:52" (1/1) ... [2021-11-03 03:52:54,075 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-03 03:52:54,076 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-03 03:52:54,076 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-03 03:52:54,078 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-03 03:52:54,087 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:52:52" (1/1) ... [2021-11-03 03:52:54,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:52:52" (1/1) ... [2021-11-03 03:52:54,349 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:52:52" (1/1) ... [2021-11-03 03:52:54,352 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:52:52" (1/1) ... [2021-11-03 03:52:55,258 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:52:52" (1/1) ... [2021-11-03 03:52:55,427 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:52:52" (1/1) ... [2021-11-03 03:52:55,682 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:52:52" (1/1) ... [2021-11-03 03:52:55,874 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-03 03:52:55,876 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-03 03:52:55,876 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-03 03:52:55,876 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-03 03:52:55,877 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:52:52" (1/1) ... [2021-11-03 03:52:55,885 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-03 03:52:55,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/z3 [2021-11-03 03:52:55,908 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-03 03:52:55,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-03 03:52:55,953 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2021-11-03 03:52:55,954 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-03 03:52:55,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-03 03:52:55,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-03 03:52:55,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-03 03:52:55,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-03 03:52:55,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-03 03:52:55,955 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2021-11-03 03:52:55,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-03 03:52:55,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-03 03:52:55,955 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-03 03:52:55,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-03 03:52:55,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-03 03:52:55,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-03 03:52:55,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-03 03:52:55,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-03 03:52:55,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-03 03:52:55,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-03 03:52:55,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-03 03:52:55,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-03 03:52:55,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-03 03:52:55,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-03 03:52:55,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-03 03:52:55,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-03 03:52:55,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-03 03:52:55,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-03 03:52:55,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-03 03:52:55,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-03 03:52:55,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-03 03:52:55,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-03 03:52:55,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-03 03:52:55,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-03 03:52:55,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-03 03:52:55,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-03 04:06:32,335 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11600-3: __copy_from_user_nocheck_#t~ret1212 := copy_user_generic_#res;__copy_from_user_nocheck_~tmp___2~10 := __copy_from_user_nocheck_#t~ret1212;havoc __copy_from_user_nocheck_#t~ret1212;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~tmp___2~10[32:0]; [2021-11-03 04:06:32,335 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11600-5: __copy_to_user_nocheck_#t~ret1217 := copy_user_generic_#res;__copy_to_user_nocheck_~tmp___2~11 := __copy_to_user_nocheck_#t~ret1217;havoc __copy_to_user_nocheck_#t~ret1217;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~tmp___2~11[32:0]; [2021-11-03 04:06:32,336 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11600-1: __copy_from_user_nocheck_#t~ret1212 := copy_user_generic_#res;__copy_from_user_nocheck_~tmp___2~10 := __copy_from_user_nocheck_#t~ret1212;havoc __copy_from_user_nocheck_#t~ret1212;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~tmp___2~10[32:0]; [2021-11-03 04:06:32,336 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11600-7: __copy_to_user_nocheck_#t~ret1217 := copy_user_generic_#res;__copy_to_user_nocheck_~tmp___2~11 := __copy_to_user_nocheck_#t~ret1217;havoc __copy_to_user_nocheck_#t~ret1217;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~tmp___2~11[32:0]; [2021-11-03 04:06:32,336 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11619-1: __copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-03 04:06:32,336 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11619: __copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-03 04:06:32,337 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_2_switch_break#2: ldv_switch_2_#res := 0bv32; [2021-11-03 04:06:32,337 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11622-1: assume 2bv32 == __copy_from_user_nocheck_~size; [2021-11-03 04:06:32,337 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11622-1: assume !(2bv32 == __copy_from_user_nocheck_~size); [2021-11-03 04:06:32,337 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11622: assume 2bv32 == __copy_from_user_nocheck_~size; [2021-11-03 04:06:32,338 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11622: assume !(2bv32 == __copy_from_user_nocheck_~size); [2021-11-03 04:06:32,338 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11623-1: __copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-03 04:06:32,338 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11623: __copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-03 04:06:32,338 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11626: assume 4bv32 == __copy_from_user_nocheck_~size; [2021-11-03 04:06:32,338 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11626: assume !(4bv32 == __copy_from_user_nocheck_~size); [2021-11-03 04:06:32,339 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11626-1: assume 4bv32 == __copy_from_user_nocheck_~size; [2021-11-03 04:06:32,339 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11626-1: assume !(4bv32 == __copy_from_user_nocheck_~size); [2021-11-03 04:06:32,339 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11627-1: __copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-03 04:06:32,339 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11627: __copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-03 04:06:32,340 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11630-1: assume 8bv32 == __copy_from_user_nocheck_~size; [2021-11-03 04:06:32,340 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11630-1: assume !(8bv32 == __copy_from_user_nocheck_~size); [2021-11-03 04:06:32,340 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11630: assume 8bv32 == __copy_from_user_nocheck_~size; [2021-11-03 04:06:32,340 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11630: assume !(8bv32 == __copy_from_user_nocheck_~size); [2021-11-03 04:06:32,340 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11631-1: __copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-03 04:06:32,341 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11631: __copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-03 04:06:32,341 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11634: assume 10bv32 == __copy_from_user_nocheck_~size; [2021-11-03 04:06:32,341 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11634: assume !(10bv32 == __copy_from_user_nocheck_~size); [2021-11-03 04:06:32,341 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11634-1: assume 10bv32 == __copy_from_user_nocheck_~size; [2021-11-03 04:06:32,342 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11634-1: assume !(10bv32 == __copy_from_user_nocheck_~size); [2021-11-03 04:06:32,342 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11635-1: ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := ~sign_extendFrom32To64((if 0bv32 != __copy_from_user_nocheck_~ret~17 then 1bv32 else 0bv32)), 0bv64;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-03 04:06:32,342 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11635: ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := ~sign_extendFrom32To64((if 0bv32 != __copy_from_user_nocheck_~ret~17 then 1bv32 else 0bv32)), 0bv64;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-03 04:06:32,342 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11638-1: assume 16bv32 == __copy_from_user_nocheck_~size; [2021-11-03 04:06:32,343 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11638-1: assume !(16bv32 == __copy_from_user_nocheck_~size); [2021-11-03 04:06:32,343 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11638: assume 16bv32 == __copy_from_user_nocheck_~size; [2021-11-03 04:06:32,343 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11638: assume !(16bv32 == __copy_from_user_nocheck_~size); [2021-11-03 04:06:32,343 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11639-1: ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := ~sign_extendFrom32To64((if 0bv32 != __copy_from_user_nocheck_~ret~17 then 1bv32 else 0bv32)), 0bv64;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-03 04:06:32,343 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11639: ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := ~sign_extendFrom32To64((if 0bv32 != __copy_from_user_nocheck_~ret~17 then 1bv32 else 0bv32)), 0bv64;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-03 04:06:32,344 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11642: copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset, copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset, copy_user_generic_#in~len := __copy_from_user_nocheck_~dst.base, __copy_from_user_nocheck_~dst.offset, __copy_from_user_nocheck_~src.base, __copy_from_user_nocheck_~src.offset, __copy_from_user_nocheck_~size;havoc copy_user_generic_#res;havoc copy_user_generic_~to.base, copy_user_generic_~to.offset, copy_user_generic_~from.base, copy_user_generic_~from.offset, copy_user_generic_~len, copy_user_generic_~ret~16;copy_user_generic_~to.base, copy_user_generic_~to.offset := copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset;copy_user_generic_~from.base, copy_user_generic_~from.offset := copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset;copy_user_generic_~len := copy_user_generic_#in~len;havoc copy_user_generic_~ret~16;copy_user_generic_#res := ~zero_extendFrom32To64(copy_user_generic_~ret~16); [2021-11-03 04:06:32,344 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11642-1: copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset, copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset, copy_user_generic_#in~len := __copy_from_user_nocheck_~dst.base, __copy_from_user_nocheck_~dst.offset, __copy_from_user_nocheck_~src.base, __copy_from_user_nocheck_~src.offset, __copy_from_user_nocheck_~size;havoc copy_user_generic_#res;havoc copy_user_generic_~to.base, copy_user_generic_~to.offset, copy_user_generic_~from.base, copy_user_generic_~from.offset, copy_user_generic_~len, copy_user_generic_~ret~16;copy_user_generic_~to.base, copy_user_generic_~to.offset := copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset;copy_user_generic_~from.base, copy_user_generic_~from.offset := copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset;copy_user_generic_~len := copy_user_generic_#in~len;havoc copy_user_generic_~ret~16;copy_user_generic_#res := ~zero_extendFrom32To64(copy_user_generic_~ret~16); [2021-11-03 04:06:32,344 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_1_switch_break: ldv_switch_1_#res := 0bv32; [2021-11-03 04:06:32,344 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11670-1: assume 0bv64 != __copy_from_user_nocheck_~tmp___0~25;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-03 04:06:32,345 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11670-1: assume !(0bv64 != __copy_from_user_nocheck_~tmp___0~25);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-03 04:06:32,345 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11670: assume 0bv64 != __copy_from_user_nocheck_~tmp___0~25;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-03 04:06:32,345 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11670: assume !(0bv64 != __copy_from_user_nocheck_~tmp___0~25);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-03 04:06:32,345 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11685-1: assume 0bv64 != __copy_from_user_nocheck_~tmp___1~14;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-03 04:06:32,346 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11685-1: assume !(0bv64 != __copy_from_user_nocheck_~tmp___1~14);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-03 04:06:32,346 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11685: assume 0bv64 != __copy_from_user_nocheck_~tmp___1~14;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-03 04:06:32,346 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11685: assume !(0bv64 != __copy_from_user_nocheck_~tmp___1~14);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-03 04:06:32,346 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11728: __copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-03 04:06:32,347 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11728-1: __copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-03 04:06:32,347 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11731-1: assume 2bv32 == __copy_to_user_nocheck_~size; [2021-11-03 04:06:32,347 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11731-1: assume !(2bv32 == __copy_to_user_nocheck_~size); [2021-11-03 04:06:32,347 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11731: assume 2bv32 == __copy_to_user_nocheck_~size; [2021-11-03 04:06:32,348 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11731: assume !(2bv32 == __copy_to_user_nocheck_~size); [2021-11-03 04:06:32,348 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11732: __copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-03 04:06:32,348 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11732-1: __copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-03 04:06:32,348 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11735-1: assume 4bv32 == __copy_to_user_nocheck_~size; [2021-11-03 04:06:32,348 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11735-1: assume !(4bv32 == __copy_to_user_nocheck_~size); [2021-11-03 04:06:32,349 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11735: assume 4bv32 == __copy_to_user_nocheck_~size; [2021-11-03 04:06:32,349 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11735: assume !(4bv32 == __copy_to_user_nocheck_~size); [2021-11-03 04:06:32,349 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11736: __copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-03 04:06:32,349 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11736-1: __copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-03 04:06:32,349 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11739-1: assume 8bv32 == __copy_to_user_nocheck_~size; [2021-11-03 04:06:32,350 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11739-1: assume !(8bv32 == __copy_to_user_nocheck_~size); [2021-11-03 04:06:32,350 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11739: assume 8bv32 == __copy_to_user_nocheck_~size; [2021-11-03 04:06:32,350 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11739: assume !(8bv32 == __copy_to_user_nocheck_~size); [2021-11-03 04:06:32,350 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11740: __copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-03 04:06:32,350 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11740-1: __copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-03 04:06:32,351 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11743-1: assume 10bv32 == __copy_to_user_nocheck_~size; [2021-11-03 04:06:32,351 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11743-1: assume !(10bv32 == __copy_to_user_nocheck_~size); [2021-11-03 04:06:32,351 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11743: assume 10bv32 == __copy_to_user_nocheck_~size; [2021-11-03 04:06:32,351 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11743: assume !(10bv32 == __copy_to_user_nocheck_~size); [2021-11-03 04:06:32,352 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11744: ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := ~sign_extendFrom32To64((if 0bv32 != __copy_to_user_nocheck_~ret~18 then 1bv32 else 0bv32)), 0bv64;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-03 04:06:32,352 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11744-1: ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := ~sign_extendFrom32To64((if 0bv32 != __copy_to_user_nocheck_~ret~18 then 1bv32 else 0bv32)), 0bv64;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-03 04:06:32,352 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11747-1: assume 16bv32 == __copy_to_user_nocheck_~size; [2021-11-03 04:06:32,352 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11747-1: assume !(16bv32 == __copy_to_user_nocheck_~size); [2021-11-03 04:06:32,352 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11747: assume 16bv32 == __copy_to_user_nocheck_~size; [2021-11-03 04:06:32,353 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11747: assume !(16bv32 == __copy_to_user_nocheck_~size); [2021-11-03 04:06:32,353 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11748: ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := ~sign_extendFrom32To64((if 0bv32 != __copy_to_user_nocheck_~ret~18 then 1bv32 else 0bv32)), 0bv64;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-03 04:06:32,353 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11748-1: ldv__builtin_expect_#in~exp, ldv__builtin_expect_#in~c := ~sign_extendFrom32To64((if 0bv32 != __copy_to_user_nocheck_~ret~18 then 1bv32 else 0bv32)), 0bv64;havoc ldv__builtin_expect_#res;havoc ldv__builtin_expect_~exp, ldv__builtin_expect_~c;ldv__builtin_expect_~exp := ldv__builtin_expect_#in~exp;ldv__builtin_expect_~c := ldv__builtin_expect_#in~c;ldv__builtin_expect_#res := ldv__builtin_expect_~exp; [2021-11-03 04:06:32,354 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11751-1: copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset, copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset, copy_user_generic_#in~len := __copy_to_user_nocheck_~dst.base, __copy_to_user_nocheck_~dst.offset, __copy_to_user_nocheck_~src.base, __copy_to_user_nocheck_~src.offset, __copy_to_user_nocheck_~size;havoc copy_user_generic_#res;havoc copy_user_generic_~to.base, copy_user_generic_~to.offset, copy_user_generic_~from.base, copy_user_generic_~from.offset, copy_user_generic_~len, copy_user_generic_~ret~16;copy_user_generic_~to.base, copy_user_generic_~to.offset := copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset;copy_user_generic_~from.base, copy_user_generic_~from.offset := copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset;copy_user_generic_~len := copy_user_generic_#in~len;havoc copy_user_generic_~ret~16;copy_user_generic_#res := ~zero_extendFrom32To64(copy_user_generic_~ret~16); [2021-11-03 04:06:32,354 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11751: copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset, copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset, copy_user_generic_#in~len := __copy_to_user_nocheck_~dst.base, __copy_to_user_nocheck_~dst.offset, __copy_to_user_nocheck_~src.base, __copy_to_user_nocheck_~src.offset, __copy_to_user_nocheck_~size;havoc copy_user_generic_#res;havoc copy_user_generic_~to.base, copy_user_generic_~to.offset, copy_user_generic_~from.base, copy_user_generic_~from.offset, copy_user_generic_~len, copy_user_generic_~ret~16;copy_user_generic_~to.base, copy_user_generic_~to.offset := copy_user_generic_#in~to.base, copy_user_generic_#in~to.offset;copy_user_generic_~from.base, copy_user_generic_~from.offset := copy_user_generic_#in~from.base, copy_user_generic_#in~from.offset;copy_user_generic_~len := copy_user_generic_#in~len;havoc copy_user_generic_~ret~16;copy_user_generic_#res := ~zero_extendFrom32To64(copy_user_generic_~ret~16); [2021-11-03 04:06:32,354 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11774-1: assume 0bv64 != __copy_to_user_nocheck_~tmp___0~26;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-03 04:06:32,354 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11774-1: assume !(0bv64 != __copy_to_user_nocheck_~tmp___0~26);__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-03 04:06:32,355 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11774: assume 0bv64 != __copy_to_user_nocheck_~tmp___0~26;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-03 04:06:32,355 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11774: assume !(0bv64 != __copy_to_user_nocheck_~tmp___0~26);__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-03 04:06:32,355 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11788: assume 0bv64 != __copy_to_user_nocheck_~tmp___1~15;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-03 04:06:32,355 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11788: assume !(0bv64 != __copy_to_user_nocheck_~tmp___1~15);__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-03 04:06:32,356 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11788-1: assume 0bv64 != __copy_to_user_nocheck_~tmp___1~15;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-03 04:06:32,356 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L11788-1: assume !(0bv64 != __copy_to_user_nocheck_~tmp___1~15);__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-03 04:06:32,356 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_0_switch_break#2: ldv_switch_0_#res := 0bv32; [2021-11-03 04:06:32,357 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5984: assume 1bv32 == __copy_from_user_nocheck_~size; [2021-11-03 04:06:32,357 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5985: assume !(1bv32 == __copy_from_user_nocheck_~size); [2021-11-03 04:06:32,357 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-03 04:06:32,358 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_4_switch_break: ldv_switch_4_#res := 0bv32; [2021-11-03 04:06:32,358 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6067: assume 1bv32 == __copy_from_user_nocheck_~size; [2021-11-03 04:06:32,358 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6068: assume !(1bv32 == __copy_from_user_nocheck_~size); [2021-11-03 04:06:32,359 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_3_switch_break: ldv_switch_3_#res := 0bv32; [2021-11-03 04:06:32,359 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6221: assume 1bv32 == __copy_to_user_nocheck_~size; [2021-11-03 04:06:32,359 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6222: assume !(1bv32 == __copy_to_user_nocheck_~size); [2021-11-03 04:06:32,360 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6170: assume 1bv32 == __copy_to_user_nocheck_~size; [2021-11-03 04:06:32,360 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6171: assume !(1bv32 == __copy_to_user_nocheck_~size); [2021-11-03 04:06:32,360 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_2_switch_break: ldv_switch_2_#res := 0bv32; [2021-11-03 04:06:32,361 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L20889-5: __copy_from_user_nocheck_#t~ret1210 := ldv__builtin_expect_#res;__copy_from_user_nocheck_~tmp___0~25 := __copy_from_user_nocheck_#t~ret1210;havoc __copy_from_user_nocheck_#t~ret1210; [2021-11-03 04:06:32,361 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L20889-6: __copy_from_user_nocheck_#t~ret1211 := ldv__builtin_expect_#res;__copy_from_user_nocheck_~tmp___1~14 := __copy_from_user_nocheck_#t~ret1211;havoc __copy_from_user_nocheck_#t~ret1211; [2021-11-03 04:06:32,361 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L20889-17: __copy_to_user_nocheck_#t~ret1216 := ldv__builtin_expect_#res;__copy_to_user_nocheck_~tmp___1~15 := __copy_to_user_nocheck_#t~ret1216;havoc __copy_to_user_nocheck_#t~ret1216; [2021-11-03 04:06:32,362 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L20889-16: __copy_to_user_nocheck_#t~ret1215 := ldv__builtin_expect_#res;__copy_to_user_nocheck_~tmp___0~26 := __copy_to_user_nocheck_#t~ret1215;havoc __copy_to_user_nocheck_#t~ret1215; [2021-11-03 04:06:32,362 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L20889-9: __copy_from_user_nocheck_#t~ret1210 := ldv__builtin_expect_#res;__copy_from_user_nocheck_~tmp___0~25 := __copy_from_user_nocheck_#t~ret1210;havoc __copy_from_user_nocheck_#t~ret1210; [2021-11-03 04:06:32,362 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L20889-10: __copy_from_user_nocheck_#t~ret1211 := ldv__builtin_expect_#res;__copy_from_user_nocheck_~tmp___1~14 := __copy_from_user_nocheck_#t~ret1211;havoc __copy_from_user_nocheck_#t~ret1211; [2021-11-03 04:06:32,362 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L20889-13: __copy_to_user_nocheck_#t~ret1215 := ldv__builtin_expect_#res;__copy_to_user_nocheck_~tmp___0~26 := __copy_to_user_nocheck_#t~ret1215;havoc __copy_to_user_nocheck_#t~ret1215; [2021-11-03 04:06:32,362 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L20889-14: __copy_to_user_nocheck_#t~ret1216 := ldv__builtin_expect_#res;__copy_to_user_nocheck_~tmp___1~15 := __copy_to_user_nocheck_#t~ret1216;havoc __copy_to_user_nocheck_#t~ret1216; [2021-11-03 04:06:32,363 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_switch_0_switch_break: ldv_switch_0_#res := 0bv32; [2021-11-03 04:06:32,421 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-03 04:06:32,421 INFO L299 CfgBuilder]: Removed 5891 assume(true) statements. [2021-11-03 04:06:32,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:06:32 BoogieIcfgContainer [2021-11-03 04:06:32,430 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-03 04:06:32,432 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-03 04:06:32,432 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-03 04:06:32,435 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-03 04:06:32,435 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 03:52:43" (1/3) ... [2021-11-03 04:06:32,436 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@778f0a72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:06:32, skipping insertion in model container [2021-11-03 04:06:32,436 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:52:52" (2/3) ... [2021-11-03 04:06:32,436 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@778f0a72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:06:32, skipping insertion in model container [2021-11-03 04:06:32,436 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:06:32" (3/3) ... [2021-11-03 04:06:32,438 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2021-11-03 04:06:32,443 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-03 04:06:32,443 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2021-11-03 04:06:32,516 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-03 04:06:32,521 INFO L339 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, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-03 04:06:32,522 INFO L340 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2021-11-03 04:06:32,637 INFO L276 IsEmpty]: Start isEmpty. Operand has 7121 states, 7111 states have (on average 1.3819434678666853) internal successors, (9827), 7120 states have internal predecessors, (9827), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:06:32,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-03 04:06:32,655 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:06:32,656 INFO L513 BasicCegarLoop]: 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:06:32,657 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2021-11-03 04:06:32,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:06:32,662 INFO L85 PathProgramCache]: Analyzing trace with hash 1897720244, now seen corresponding path program 1 times [2021-11-03 04:06:32,700 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:06:32,701 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1459237435] [2021-11-03 04:06:32,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:06:32,702 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:06:32,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:06:32,708 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:06:32,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-03 04:06:51,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:06:52,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 7323 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-03 04:06:52,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:06:53,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:06:53,380 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:06:53,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:06:53,950 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:06:53,950 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1459237435] [2021-11-03 04:06:53,950 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1459237435] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:06:53,951 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:06:53,951 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:06:53,952 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609441331] [2021-11-03 04:06:53,957 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-03 04:06:53,957 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:06:53,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-03 04:06:53,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-03 04:06:53,987 INFO L87 Difference]: Start difference. First operand has 7121 states, 7111 states have (on average 1.3819434678666853) internal successors, (9827), 7120 states have internal predecessors, (9827), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 29.5) internal successors, (118), 4 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:07:00,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:07:00,023 INFO L93 Difference]: Finished difference Result 27166 states and 37605 transitions. [2021-11-03 04:07:00,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:07:00,025 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.5) internal successors, (118), 4 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 112 [2021-11-03 04:07:00,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:07:00,174 INFO L225 Difference]: With dead ends: 27166 [2021-11-03 04:07:00,175 INFO L226 Difference]: Without dead ends: 19537 [2021-11-03 04:07:00,201 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-03 04:07:00,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19537 states. [2021-11-03 04:07:00,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19537 to 19509. [2021-11-03 04:07:01,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19509 states, 19499 states have (on average 1.3501205190009744) internal successors, (26326), 19508 states have internal predecessors, (26326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:07:01,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19509 states to 19509 states and 26326 transitions. [2021-11-03 04:07:01,110 INFO L78 Accepts]: Start accepts. Automaton has 19509 states and 26326 transitions. Word has length 112 [2021-11-03 04:07:01,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:07:01,113 INFO L470 AbstractCegarLoop]: Abstraction has 19509 states and 26326 transitions. [2021-11-03 04:07:01,114 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.5) internal successors, (118), 4 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:07:01,114 INFO L276 IsEmpty]: Start isEmpty. Operand 19509 states and 26326 transitions. [2021-11-03 04:07:01,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-03 04:07:01,124 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:07:01,124 INFO L513 BasicCegarLoop]: 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, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:07:01,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-03 04:07:01,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:07:01,339 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2021-11-03 04:07:01,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:07:01,340 INFO L85 PathProgramCache]: Analyzing trace with hash 1684477144, now seen corresponding path program 1 times [2021-11-03 04:07:01,356 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:07:01,356 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [843870954] [2021-11-03 04:07:01,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:07:01,357 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:07:01,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:07:01,358 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:07:01,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-03 04:07:21,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:07:21,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 7471 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-03 04:07:21,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:07:22,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:07:22,992 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:07:24,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:07:24,067 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:07:24,068 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [843870954] [2021-11-03 04:07:24,068 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [843870954] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:07:24,068 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:07:24,068 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:07:24,069 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891767746] [2021-11-03 04:07:24,070 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-03 04:07:24,070 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:07:24,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-03 04:07:24,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-03 04:07:24,072 INFO L87 Difference]: Start difference. First operand 19509 states and 26326 transitions. Second operand has 4 states, 4 states have (on average 37.25) internal successors, (149), 4 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:07:30,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-03 04:07:30,224 INFO L93 Difference]: Finished difference Result 48647 states and 65489 transitions. [2021-11-03 04:07:30,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-03 04:07:30,225 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.25) internal successors, (149), 4 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 136 [2021-11-03 04:07:30,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-03 04:07:30,349 INFO L225 Difference]: With dead ends: 48647 [2021-11-03 04:07:30,349 INFO L226 Difference]: Without dead ends: 29390 [2021-11-03 04:07:30,378 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 270 GetRequests, 268 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-03 04:07:30,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29390 states. [2021-11-03 04:07:31,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29390 to 29298. [2021-11-03 04:07:31,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29298 states, 29288 states have (on average 1.3425293635618682) internal successors, (39320), 29297 states have internal predecessors, (39320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:07:31,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29298 states to 29298 states and 39320 transitions. [2021-11-03 04:07:31,692 INFO L78 Accepts]: Start accepts. Automaton has 29298 states and 39320 transitions. Word has length 136 [2021-11-03 04:07:31,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-03 04:07:31,694 INFO L470 AbstractCegarLoop]: Abstraction has 29298 states and 39320 transitions. [2021-11-03 04:07:31,694 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.25) internal successors, (149), 4 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-03 04:07:31,694 INFO L276 IsEmpty]: Start isEmpty. Operand 29298 states and 39320 transitions. [2021-11-03 04:07:31,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-03 04:07:31,710 INFO L505 BasicCegarLoop]: Found error trace [2021-11-03 04:07:31,711 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 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, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-03 04:07:31,922 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-03 04:07:31,934 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 [2021-11-03 04:07:31,935 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 7 more)] === [2021-11-03 04:07:31,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-03 04:07:31,935 INFO L85 PathProgramCache]: Analyzing trace with hash 469361778, now seen corresponding path program 1 times [2021-11-03 04:07:31,949 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-03 04:07:31,949 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [568818659] [2021-11-03 04:07:31,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-03 04:07:31,950 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-03 04:07:31,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/mathsat [2021-11-03 04:07:31,951 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-03 04:07:31,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ec9e1fa-e1e2-4925-882e-e8330a46bab2/bin/utaipan-aC7eJsxGYH/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-03 04:07:51,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-03 04:07:52,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 7500 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-03 04:07:52,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-03 04:07:53,443 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:07:53,443 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-03 04:07:54,666 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-03 04:07:54,667 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-03 04:07:54,667 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [568818659] [2021-11-03 04:07:54,667 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [568818659] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-03 04:07:54,667 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-03 04:07:54,668 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-03 04:07:54,668 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622941854] [2021-11-03 04:07:54,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-03 04:07:54,669 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-03 04:07:54,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-03 04:07:54,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-03 04:07:54,670 INFO L87 Difference]: Start difference. First operand 29298 states and 39320 transitions. Second operand has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)