./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8 --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 e91317f289ae08033f6458d219d3b71fd8a7791b2777f777b60194968c497219 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:30:44,184 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:30:44,186 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:30:44,230 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:30:44,231 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:30:44,235 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:30:44,237 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:30:44,240 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:30:44,243 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:30:44,248 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:30:44,249 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:30:44,251 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:30:44,252 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:30:44,254 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:30:44,257 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:30:44,261 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:30:44,262 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:30:44,263 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:30:44,266 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:30:44,273 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:30:44,274 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:30:44,276 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:30:44,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:30:44,278 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:30:44,282 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:30:44,282 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:30:44,282 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:30:44,283 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:30:44,284 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:30:44,285 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:30:44,285 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:30:44,286 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:30:44,287 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:30:44,288 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:30:44,289 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:30:44,290 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:30:44,291 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:30:44,291 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:30:44,291 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:30:44,292 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:30:44,293 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:30:44,294 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 01:30:44,319 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:30:44,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:30:44,320 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:30:44,320 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:30:44,321 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:30:44,321 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:30:44,321 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:30:44,321 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:30:44,322 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:30:44,322 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:30:44,322 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:30:44,322 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:30:44,323 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:30:44,323 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:30:44,323 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:30:44,324 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:30:44,324 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:30:44,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:30:44,324 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:30:44,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:30:44,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:30:44,325 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:30:44,325 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:30:44,326 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:30:44,326 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:30:44,326 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:30:44,326 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:30:44,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:30:44,327 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:30:44,327 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:30:44,327 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:30:44,328 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:30:44,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:30:44,328 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:30:44,328 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:30:44,328 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:30:44,329 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_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e91317f289ae08033f6458d219d3b71fd8a7791b2777f777b60194968c497219 [2021-11-07 01:30:44,562 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:30:44,585 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:30:44,587 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:30:44,589 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:30:44,589 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:30:44,590 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2021-11-07 01:30:44,647 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8/data/309cda08a/074309e2318f4401abef35be280e4ebb/FLAG551a5ab75 [2021-11-07 01:30:45,742 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:30:45,742 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85cb3e67-5fa7-4bd1-a186-0faa24ace907/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2021-11-07 01:30:45,816 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8/data/309cda08a/074309e2318f4401abef35be280e4ebb/FLAG551a5ab75 [2021-11-07 01:30:45,991 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8/data/309cda08a/074309e2318f4401abef35be280e4ebb [2021-11-07 01:30:45,993 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:30:45,994 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:30:45,997 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:30:45,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:30:46,000 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:30:46,001 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:30:45" (1/1) ... [2021-11-07 01:30:46,002 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@192b75cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:30:46, skipping insertion in model container [2021-11-07 01:30:46,002 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:30:45" (1/1) ... [2021-11-07 01:30:46,009 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:30:46,267 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:30:47,604 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:47,611 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:47,839 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:47,927 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:47,946 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:47,965 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:48,214 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:48,252 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:48,306 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:48,359 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:48,374 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:48,424 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:48,865 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:48,866 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:48,866 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:48,867 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:48,867 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:48,868 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:48,869 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:48,869 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:48,878 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:48,879 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:48,885 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:48,886 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:48,889 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:48,898 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:48,899 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:48,900 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:48,900 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:48,909 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,155 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,164 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,174 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,183 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,191 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,198 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,631 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,633 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,722 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,723 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,731 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,742 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,744 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,746 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,747 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,747 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,748 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,749 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,785 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,786 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,788 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,790 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,794 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,795 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,796 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,798 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,800 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,801 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,801 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,802 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,803 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,808 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,809 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,809 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,811 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,812 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,813 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,813 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,814 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,815 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,816 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,817 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,817 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,818 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,819 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,841 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,842 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,853 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,884 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,884 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,886 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,886 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,902 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,911 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,977 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,977 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,978 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:49,979 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:50,149 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:50,203 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:50,206 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:50,207 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:50,207 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:50,208 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:50,208 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:50,209 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:50,209 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:50,220 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:50,221 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:50,222 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:50,222 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:50,223 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:50,223 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:50,224 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:50,268 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:50,421 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:50,816 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:50,853 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:50,854 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:50,917 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:51,063 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:51,135 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:51,136 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:51,145 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:51,165 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:51,166 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:51,167 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:51,274 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:51,280 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-07 01:30:51,468 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_85cb3e67-5fa7-4bd1-a186-0faa24ace907/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580326,580339] [2021-11-07 01:30:51,471 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_85cb3e67-5fa7-4bd1-a186-0faa24ace907/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580473,580486] [2021-11-07 01:30:51,471 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_85cb3e67-5fa7-4bd1-a186-0faa24ace907/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580612,580625] [2021-11-07 01:30:51,472 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_85cb3e67-5fa7-4bd1-a186-0faa24ace907/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580770,580783] [2021-11-07 01:30:51,495 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:30:51,590 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) [2021-11-07 01:30:51,591 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3588b6fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:30:51, skipping insertion in model container [2021-11-07 01:30:51,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:30:51,592 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:30:51,594 INFO L168 Benchmark]: Toolchain (without parser) took 5598.14 ms. Allocated memory was 107.0 MB in the beginning and 203.4 MB in the end (delta: 96.5 MB). Free memory was 62.7 MB in the beginning and 100.3 MB in the end (delta: -37.6 MB). Peak memory consumption was 78.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:30:51,594 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 107.0 MB. Free memory is still 80.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:30:51,595 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5594.73 ms. Allocated memory was 107.0 MB in the beginning and 203.4 MB in the end (delta: 96.5 MB). Free memory was 62.3 MB in the beginning and 100.3 MB in the end (delta: -38.0 MB). Peak memory consumption was 78.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:30:51,597 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 107.0 MB. Free memory is still 80.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5594.73 ms. Allocated memory was 107.0 MB in the beginning and 203.4 MB in the end (delta: 96.5 MB). Free memory was 62.3 MB in the beginning and 100.3 MB in the end (delta: -38.0 MB). Peak memory consumption was 78.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5825]: 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_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8 --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 e91317f289ae08033f6458d219d3b71fd8a7791b2777f777b60194968c497219 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:30:53,928 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:30:53,931 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:30:53,986 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:30:53,987 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:30:53,993 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:30:53,995 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:30:54,001 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:30:54,005 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:30:54,015 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:30:54,017 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:30:54,019 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:30:54,019 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:30:54,022 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:30:54,026 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:30:54,031 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:30:54,033 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:30:54,035 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:30:54,038 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:30:54,051 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:30:54,053 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:30:54,055 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:30:54,058 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:30:54,062 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:30:54,073 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:30:54,073 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:30:54,074 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:30:54,076 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:30:54,077 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:30:54,078 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:30:54,079 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:30:54,081 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:30:54,083 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:30:54,084 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:30:54,086 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:30:54,086 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:30:54,087 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:30:54,087 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:30:54,088 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:30:54,090 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:30:54,091 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:30:54,092 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 01:30:54,146 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:30:54,146 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:30:54,148 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:30:54,148 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:30:54,148 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:30:54,148 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:30:54,149 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:30:54,149 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:30:54,149 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:30:54,151 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:30:54,152 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:30:54,152 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:30:54,152 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:30:54,153 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:30:54,153 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:30:54,153 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:30:54,153 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:30:54,153 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:30:54,154 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:30:54,154 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:30:54,154 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:30:54,154 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:30:54,155 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:30:54,155 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:30:54,155 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:30:54,155 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:30:54,156 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:30:54,156 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:30:54,156 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:30:54,156 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:30:54,156 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:30:54,157 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:30:54,157 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_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e91317f289ae08033f6458d219d3b71fd8a7791b2777f777b60194968c497219 [2021-11-07 01:30:54,595 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:30:54,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:30:54,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:30:54,627 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:30:54,628 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:30:54,629 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2021-11-07 01:30:54,717 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8/data/b62734fc1/eebf94b5aea64dbca37e1bc0c0ca8f6f/FLAG64a3cdd6a [2021-11-07 01:30:56,061 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:30:56,062 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85cb3e67-5fa7-4bd1-a186-0faa24ace907/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2021-11-07 01:30:56,158 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8/data/b62734fc1/eebf94b5aea64dbca37e1bc0c0ca8f6f/FLAG64a3cdd6a [2021-11-07 01:30:56,649 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8/data/b62734fc1/eebf94b5aea64dbca37e1bc0c0ca8f6f [2021-11-07 01:30:56,652 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:30:56,653 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:30:56,655 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:30:56,656 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:30:56,666 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:30:56,668 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:30:56" (1/1) ... [2021-11-07 01:30:56,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bac783a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:30:56, skipping insertion in model container [2021-11-07 01:30:56,670 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:30:56" (1/1) ... [2021-11-07 01:30:56,679 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:30:57,089 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:31:03,038 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_85cb3e67-5fa7-4bd1-a186-0faa24ace907/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580326,580339] [2021-11-07 01:31:03,042 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_85cb3e67-5fa7-4bd1-a186-0faa24ace907/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580473,580486] [2021-11-07 01:31:03,043 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_85cb3e67-5fa7-4bd1-a186-0faa24ace907/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580612,580625] [2021-11-07 01:31:03,044 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_85cb3e67-5fa7-4bd1-a186-0faa24ace907/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580770,580783] [2021-11-07 01:31:03,094 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:31:03,323 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:31:03,445 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:31:04,219 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_85cb3e67-5fa7-4bd1-a186-0faa24ace907/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580326,580339] [2021-11-07 01:31:04,220 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_85cb3e67-5fa7-4bd1-a186-0faa24ace907/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580473,580486] [2021-11-07 01:31:04,220 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_85cb3e67-5fa7-4bd1-a186-0faa24ace907/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580612,580625] [2021-11-07 01:31:04,221 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_85cb3e67-5fa7-4bd1-a186-0faa24ace907/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580770,580783] [2021-11-07 01:31:04,231 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:31:04,308 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:31:05,296 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_85cb3e67-5fa7-4bd1-a186-0faa24ace907/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580326,580339] [2021-11-07 01:31:05,309 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_85cb3e67-5fa7-4bd1-a186-0faa24ace907/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580473,580486] [2021-11-07 01:31:05,311 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_85cb3e67-5fa7-4bd1-a186-0faa24ace907/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580612,580625] [2021-11-07 01:31:05,316 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_85cb3e67-5fa7-4bd1-a186-0faa24ace907/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i[580770,580783] [2021-11-07 01:31:05,341 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:31:05,915 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:31:05,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:05 WrapperNode [2021-11-07 01:31:05,920 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:31:05,921 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:31:05,922 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:31:05,922 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:31:05,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:05" (1/1) ... [2021-11-07 01:31:06,201 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:05" (1/1) ... [2021-11-07 01:31:07,324 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:31:07,325 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:31:07,325 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:31:07,325 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:31:07,335 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:05" (1/1) ... [2021-11-07 01:31:07,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:05" (1/1) ... [2021-11-07 01:31:07,489 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:05" (1/1) ... [2021-11-07 01:31:07,490 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:05" (1/1) ... [2021-11-07 01:31:08,456 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:05" (1/1) ... [2021-11-07 01:31:08,613 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:05" (1/1) ... [2021-11-07 01:31:08,704 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:05" (1/1) ... [2021-11-07 01:31:08,879 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:31:08,881 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:31:08,881 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:31:08,881 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:31:08,882 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:05" (1/1) ... [2021-11-07 01:31:08,890 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:31:08,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:31:08,923 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:31:08,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:31:08,971 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2021-11-07 01:31:08,971 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-07 01:31:08,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 01:31:08,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-07 01:31:08,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 01:31:08,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-07 01:31:08,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-07 01:31:08,972 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2021-11-07 01:31:08,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 01:31:08,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 01:31:08,973 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-07 01:31:08,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-07 01:31:08,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-07 01:31:08,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-07 01:31:08,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-07 01:31:08,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:31:08,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:31:08,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-07 01:31:08,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-07 01:31:08,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-07 01:31:08,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-07 01:31:08,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-07 01:31:08,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-07 01:31:08,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:31:08,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 01:31:08,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-07 01:31:08,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-07 01:31:08,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-07 01:31:08,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-07 01:31:08,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 01:31:08,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-07 01:31:08,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-07 01:31:08,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-07 01:31:08,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-07 01:44:19,632 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4931: assume 1bv32 == __copy_from_user_nocheck_~size; [2021-11-07 01:44:19,632 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4932: assume !(1bv32 == __copy_from_user_nocheck_~size); [2021-11-07 01:44:19,633 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4848: assume 1bv32 == __copy_from_user_nocheck_~size; [2021-11-07 01:44:19,633 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4849: assume !(1bv32 == __copy_from_user_nocheck_~size); [2021-11-07 01:44:19,633 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10684-1: __copy_from_user_nocheck_#t~ret1180 := copy_user_generic_#res;__copy_from_user_nocheck_~tmp___2~10 := __copy_from_user_nocheck_#t~ret1180;havoc __copy_from_user_nocheck_#t~ret1180;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~tmp___2~10[32:0]; [2021-11-07 01:44:19,633 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10684-7: __copy_to_user_nocheck_#t~ret1185 := copy_user_generic_#res;__copy_to_user_nocheck_~tmp___2~11 := __copy_to_user_nocheck_#t~ret1185;havoc __copy_to_user_nocheck_#t~ret1185;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~tmp___2~11[32:0]; [2021-11-07 01:44:19,634 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10684-3: __copy_from_user_nocheck_#t~ret1180 := copy_user_generic_#res;__copy_from_user_nocheck_~tmp___2~10 := __copy_from_user_nocheck_#t~ret1180;havoc __copy_from_user_nocheck_#t~ret1180;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~tmp___2~10[32:0]; [2021-11-07 01:44:19,634 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10684-5: __copy_to_user_nocheck_#t~ret1185 := copy_user_generic_#res;__copy_to_user_nocheck_~tmp___2~11 := __copy_to_user_nocheck_#t~ret1185;havoc __copy_to_user_nocheck_#t~ret1185;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~tmp___2~11[32:0]; [2021-11-07 01:44:19,634 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10703-1: __copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-07 01:44:19,634 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10703: __copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-07 01:44:19,635 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10706: assume 2bv32 == __copy_from_user_nocheck_~size; [2021-11-07 01:44:19,635 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10706: assume !(2bv32 == __copy_from_user_nocheck_~size); [2021-11-07 01:44:19,635 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10706-1: assume 2bv32 == __copy_from_user_nocheck_~size; [2021-11-07 01:44:19,635 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10706-1: assume !(2bv32 == __copy_from_user_nocheck_~size); [2021-11-07 01:44:19,635 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10707-1: __copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-07 01:44:19,635 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10707: __copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-07 01:44:19,636 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10710-1: assume 4bv32 == __copy_from_user_nocheck_~size; [2021-11-07 01:44:19,636 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10710-1: assume !(4bv32 == __copy_from_user_nocheck_~size); [2021-11-07 01:44:19,636 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10710: assume 4bv32 == __copy_from_user_nocheck_~size; [2021-11-07 01:44:19,636 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10710: assume !(4bv32 == __copy_from_user_nocheck_~size); [2021-11-07 01:44:19,636 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10711-1: __copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-07 01:44:19,637 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10711: __copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-07 01:44:19,637 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10714: assume 8bv32 == __copy_from_user_nocheck_~size; [2021-11-07 01:44:19,637 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10714: assume !(8bv32 == __copy_from_user_nocheck_~size); [2021-11-07 01:44:19,637 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10714-1: assume 8bv32 == __copy_from_user_nocheck_~size; [2021-11-07 01:44:19,637 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10714-1: assume !(8bv32 == __copy_from_user_nocheck_~size); [2021-11-07 01:44:19,638 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10715-1: __copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-07 01:44:19,638 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10715: __copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-07 01:44:19,638 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10718-1: assume 10bv32 == __copy_from_user_nocheck_~size; [2021-11-07 01:44:19,638 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10718-1: assume !(10bv32 == __copy_from_user_nocheck_~size); [2021-11-07 01:44:19,638 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10718: assume 10bv32 == __copy_from_user_nocheck_~size; [2021-11-07 01:44:19,638 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10718: assume !(10bv32 == __copy_from_user_nocheck_~size); [2021-11-07 01:44:19,639 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10719-1: 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; [2021-11-07 01:44:19,639 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10719: 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; [2021-11-07 01:44:19,639 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10722: assume 16bv32 == __copy_from_user_nocheck_~size; [2021-11-07 01:44:19,639 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10722: assume !(16bv32 == __copy_from_user_nocheck_~size); [2021-11-07 01:44:19,640 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10722-1: assume 16bv32 == __copy_from_user_nocheck_~size; [2021-11-07 01:44:19,640 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10722-1: assume !(16bv32 == __copy_from_user_nocheck_~size); [2021-11-07 01:44:19,640 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10723-1: 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; [2021-11-07 01:44:19,640 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10723: 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; [2021-11-07 01:44:19,640 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10726-1: 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); [2021-11-07 01:44:19,641 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10726: 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); [2021-11-07 01:44:19,641 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10754: assume 0bv64 != __copy_from_user_nocheck_~tmp___0~25;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-07 01:44:19,641 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10754: assume !(0bv64 != __copy_from_user_nocheck_~tmp___0~25);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-07 01:44:19,641 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10754-1: assume 0bv64 != __copy_from_user_nocheck_~tmp___0~25;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-07 01:44:19,641 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10754-1: assume !(0bv64 != __copy_from_user_nocheck_~tmp___0~25);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-07 01:44:19,642 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10769-1: assume 0bv64 != __copy_from_user_nocheck_~tmp___1~15;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-07 01:44:19,642 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10769-1: assume !(0bv64 != __copy_from_user_nocheck_~tmp___1~15);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-07 01:44:19,642 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10769: assume 0bv64 != __copy_from_user_nocheck_~tmp___1~15;__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-07 01:44:19,642 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10769: assume !(0bv64 != __copy_from_user_nocheck_~tmp___1~15);__copy_from_user_nocheck_#res := __copy_from_user_nocheck_~ret~17; [2021-11-07 01:44:19,643 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10812: __copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-07 01:44:19,643 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10812-1: __copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-07 01:44:19,643 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10815-1: assume 2bv32 == __copy_to_user_nocheck_~size; [2021-11-07 01:44:19,643 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10815-1: assume !(2bv32 == __copy_to_user_nocheck_~size); [2021-11-07 01:44:19,643 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10815: assume 2bv32 == __copy_to_user_nocheck_~size; [2021-11-07 01:44:19,644 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10815: assume !(2bv32 == __copy_to_user_nocheck_~size); [2021-11-07 01:44:19,644 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10816: __copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-07 01:44:19,644 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10816-1: __copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-07 01:44:19,644 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10819-1: assume 4bv32 == __copy_to_user_nocheck_~size; [2021-11-07 01:44:19,644 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10819-1: assume !(4bv32 == __copy_to_user_nocheck_~size); [2021-11-07 01:44:19,644 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10819: assume 4bv32 == __copy_to_user_nocheck_~size; [2021-11-07 01:44:19,645 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10819: assume !(4bv32 == __copy_to_user_nocheck_~size); [2021-11-07 01:44:19,645 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10820: __copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-07 01:44:19,645 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10820-1: __copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-07 01:44:19,645 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10823-1: assume 8bv32 == __copy_to_user_nocheck_~size; [2021-11-07 01:44:19,645 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10823-1: assume !(8bv32 == __copy_to_user_nocheck_~size); [2021-11-07 01:44:19,646 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10823: assume 8bv32 == __copy_to_user_nocheck_~size; [2021-11-07 01:44:19,646 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10823: assume !(8bv32 == __copy_to_user_nocheck_~size); [2021-11-07 01:44:19,646 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10824: __copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-07 01:44:19,646 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10824-1: __copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-07 01:44:19,646 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10827-1: assume 10bv32 == __copy_to_user_nocheck_~size; [2021-11-07 01:44:19,647 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10827-1: assume !(10bv32 == __copy_to_user_nocheck_~size); [2021-11-07 01:44:19,647 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10827: assume 10bv32 == __copy_to_user_nocheck_~size; [2021-11-07 01:44:19,647 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10827: assume !(10bv32 == __copy_to_user_nocheck_~size); [2021-11-07 01:44:19,647 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10828: 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; [2021-11-07 01:44:19,647 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10828-1: 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; [2021-11-07 01:44:19,648 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10831-1: assume 16bv32 == __copy_to_user_nocheck_~size; [2021-11-07 01:44:19,648 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10831-1: assume !(16bv32 == __copy_to_user_nocheck_~size); [2021-11-07 01:44:19,648 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10831: assume 16bv32 == __copy_to_user_nocheck_~size; [2021-11-07 01:44:19,648 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10831: assume !(16bv32 == __copy_to_user_nocheck_~size); [2021-11-07 01:44:19,648 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10832: 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; [2021-11-07 01:44:19,649 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10832-1: 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; [2021-11-07 01:44:19,649 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10835-1: 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); [2021-11-07 01:44:19,649 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10835: 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); [2021-11-07 01:44:19,649 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10858: assume 0bv64 != __copy_to_user_nocheck_~tmp___0~26;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-07 01:44:19,649 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10858: assume !(0bv64 != __copy_to_user_nocheck_~tmp___0~26);__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-07 01:44:19,650 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10858-1: assume 0bv64 != __copy_to_user_nocheck_~tmp___0~26;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-07 01:44:19,650 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10858-1: assume !(0bv64 != __copy_to_user_nocheck_~tmp___0~26);__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-07 01:44:19,650 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10872: assume 0bv64 != __copy_to_user_nocheck_~tmp___1~16;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-07 01:44:19,650 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10872: assume !(0bv64 != __copy_to_user_nocheck_~tmp___1~16);__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-07 01:44:19,650 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10872-1: assume 0bv64 != __copy_to_user_nocheck_~tmp___1~16;__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-07 01:44:19,650 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L10872-1: assume !(0bv64 != __copy_to_user_nocheck_~tmp___1~16);__copy_to_user_nocheck_#res := __copy_to_user_nocheck_~ret~18; [2021-11-07 01:44:19,651 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-07 01:44:19,652 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_entry_EMGentry_10_returnLabel: main_#res := 0bv32; [2021-11-07 01:44:19,652 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5085: assume 1bv32 == __copy_to_user_nocheck_~size; [2021-11-07 01:44:19,652 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5086: assume !(1bv32 == __copy_to_user_nocheck_~size); [2021-11-07 01:44:19,652 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5034: assume 1bv32 == __copy_to_user_nocheck_~size; [2021-11-07 01:44:19,653 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5035: assume !(1bv32 == __copy_to_user_nocheck_~size); [2021-11-07 01:44:19,653 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L19808-8: __copy_from_user_nocheck_#t~ret1179 := ldv__builtin_expect_#res;__copy_from_user_nocheck_~tmp___1~15 := __copy_from_user_nocheck_#t~ret1179;havoc __copy_from_user_nocheck_#t~ret1179; [2021-11-07 01:44:19,654 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L19808-7: __copy_from_user_nocheck_#t~ret1178 := ldv__builtin_expect_#res;__copy_from_user_nocheck_~tmp___0~25 := __copy_from_user_nocheck_#t~ret1178;havoc __copy_from_user_nocheck_#t~ret1178; [2021-11-07 01:44:19,654 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L19808-12: __copy_to_user_nocheck_#t~ret1184 := ldv__builtin_expect_#res;__copy_to_user_nocheck_~tmp___1~16 := __copy_to_user_nocheck_#t~ret1184;havoc __copy_to_user_nocheck_#t~ret1184; [2021-11-07 01:44:19,654 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L19808-11: __copy_to_user_nocheck_#t~ret1183 := ldv__builtin_expect_#res;__copy_to_user_nocheck_~tmp___0~26 := __copy_to_user_nocheck_#t~ret1183;havoc __copy_to_user_nocheck_#t~ret1183; [2021-11-07 01:44:19,654 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L19808-14: __copy_to_user_nocheck_#t~ret1183 := ldv__builtin_expect_#res;__copy_to_user_nocheck_~tmp___0~26 := __copy_to_user_nocheck_#t~ret1183;havoc __copy_to_user_nocheck_#t~ret1183; [2021-11-07 01:44:19,654 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L19808-4: __copy_from_user_nocheck_#t~ret1179 := ldv__builtin_expect_#res;__copy_from_user_nocheck_~tmp___1~15 := __copy_from_user_nocheck_#t~ret1179;havoc __copy_from_user_nocheck_#t~ret1179; [2021-11-07 01:44:19,654 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L19808-3: __copy_from_user_nocheck_#t~ret1178 := ldv__builtin_expect_#res;__copy_from_user_nocheck_~tmp___0~25 := __copy_from_user_nocheck_#t~ret1178;havoc __copy_from_user_nocheck_#t~ret1178; [2021-11-07 01:44:19,655 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L19808-15: __copy_to_user_nocheck_#t~ret1184 := ldv__builtin_expect_#res;__copy_to_user_nocheck_~tmp___1~16 := __copy_to_user_nocheck_#t~ret1184;havoc __copy_to_user_nocheck_#t~ret1184; [2021-11-07 01:44:19,655 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint L9339: #t~ret3581 := main_#res; [2021-11-07 01:44:19,715 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:44:19,715 INFO L299 CfgBuilder]: Removed 5389 assume(true) statements. [2021-11-07 01:44:19,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:44:19 BoogieIcfgContainer [2021-11-07 01:44:19,725 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:44:19,729 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:44:19,729 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:44:19,732 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:44:19,732 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:30:56" (1/3) ... [2021-11-07 01:44:19,733 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39111b97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:44:19, skipping insertion in model container [2021-11-07 01:44:19,733 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:31:05" (2/3) ... [2021-11-07 01:44:19,734 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39111b97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:44:19, skipping insertion in model container [2021-11-07 01:44:19,734 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:44:19" (3/3) ... [2021-11-07 01:44:19,735 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-usb-dev_drivers-media-usb-uvc-uvcvideo.cil.i [2021-11-07 01:44:19,741 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:44:19,741 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2021-11-07 01:44:19,843 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:44:19,856 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 [2021-11-07 01:44:19,857 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-11-07 01:44:19,963 INFO L276 IsEmpty]: Start isEmpty. Operand has 6451 states, 6444 states have (on average 1.3836126629422718) internal successors, (8916), 6450 states have internal predecessors, (8916), 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) [2021-11-07 01:44:19,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-07 01:44:19,970 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:44:19,970 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] [2021-11-07 01:44:19,971 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-07 01:44:19,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:44:19,976 INFO L85 PathProgramCache]: Analyzing trace with hash -94906379, now seen corresponding path program 1 times [2021-11-07 01:44:20,011 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:44:20,011 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1870213449] [2021-11-07 01:44:20,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:44:20,013 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:44:20,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:44:20,016 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:44:20,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85cb3e67-5fa7-4bd1-a186-0faa24ace907/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 01:44:37,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:44:38,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 6993 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-07 01:44:38,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:44:39,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:39,832 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:44:40,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:44:40,244 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:44:40,245 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1870213449] [2021-11-07 01:44:40,245 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1870213449] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:44:40,245 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:44:40,245 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9, 9] imperfect sequences [] total 9 [2021-11-07 01:44:40,247 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611688730] [2021-11-07 01:44:40,252 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-07 01:44:40,252 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:44:40,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-07 01:44:40,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-11-07 01:44:40,285 INFO L87 Difference]: Start difference. First operand has 6451 states, 6444 states have (on average 1.3836126629422718) internal successors, (8916), 6450 states have internal predecessors, (8916), 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 9 states, 9 states have (on average 3.7777777777777777) internal successors, (34), 9 states have internal predecessors, (34), 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)