./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--usb--core--usbcore.ko-ldv_main13.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cc68cc-34b3-4b96-9899-a43f9fc8feaa/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cc68cc-34b3-4b96-9899-a43f9fc8feaa/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cc68cc-34b3-4b96-9899-a43f9fc8feaa/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cc68cc-34b3-4b96-9899-a43f9fc8feaa/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--usb--core--usbcore.ko-ldv_main13.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cc68cc-34b3-4b96-9899-a43f9fc8feaa/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cc68cc-34b3-4b96-9899-a43f9fc8feaa/bin/utaipan-eEHZpOm5b7 --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 95faaf1e35b42fbda708c8e0f82dd4ba523e3633241f340442cd02819aee0ccd --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:11:43,137 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:11:43,139 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:11:43,218 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:11:43,219 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:11:43,222 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:11:43,225 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:11:43,229 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:11:43,232 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:11:43,237 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:11:43,238 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:11:43,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:11:43,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:11:43,243 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:11:43,245 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:11:43,249 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:11:43,250 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:11:43,251 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:11:43,254 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:11:43,261 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:11:43,263 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:11:43,265 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:11:43,268 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:11:43,269 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:11:43,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:11:43,278 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:11:43,279 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:11:43,280 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:11:43,281 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:11:43,282 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:11:43,283 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:11:43,284 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:11:43,285 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:11:43,287 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:11:43,288 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:11:43,288 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:11:43,289 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:11:43,289 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:11:43,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:11:43,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:11:43,291 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:11:43,292 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cc68cc-34b3-4b96-9899-a43f9fc8feaa/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-25 20:11:43,340 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:11:43,340 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:11:43,341 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:11:43,341 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:11:43,342 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:11:43,342 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:11:43,343 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:11:43,343 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:11:43,343 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:11:43,343 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 20:11:43,344 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:11:43,345 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:11:43,345 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 20:11:43,345 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 20:11:43,345 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:11:43,345 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 20:11:43,346 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 20:11:43,346 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 20:11:43,347 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:11:43,347 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 20:11:43,347 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:11:43,347 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:11:43,347 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:11:43,348 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:11:43,348 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:11:43,348 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:11:43,350 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:11:43,350 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:11:43,350 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:11:43,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:11:43,351 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:11:43,351 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:11:43,351 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:11:43,351 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 20:11:43,352 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 20:11:43,352 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:11:43,352 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:11:43,352 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:11:43,352 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_22cc68cc-34b3-4b96-9899-a43f9fc8feaa/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cc68cc-34b3-4b96-9899-a43f9fc8feaa/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95faaf1e35b42fbda708c8e0f82dd4ba523e3633241f340442cd02819aee0ccd [2021-11-25 20:11:43,649 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:11:43,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:11:43,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:11:43,685 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:11:43,686 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:11:43,688 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cc68cc-34b3-4b96-9899-a43f9fc8feaa/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--usb--core--usbcore.ko-ldv_main13.cil.out.i [2021-11-25 20:11:43,758 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cc68cc-34b3-4b96-9899-a43f9fc8feaa/bin/utaipan-eEHZpOm5b7/data/98c197918/c1a95fa268eb4d20b86e9e18030f2e18/FLAG2148e8009 [2021-11-25 20:11:45,131 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:11:45,132 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cc68cc-34b3-4b96-9899-a43f9fc8feaa/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--usb--core--usbcore.ko-ldv_main13.cil.out.i [2021-11-25 20:11:45,240 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cc68cc-34b3-4b96-9899-a43f9fc8feaa/bin/utaipan-eEHZpOm5b7/data/98c197918/c1a95fa268eb4d20b86e9e18030f2e18/FLAG2148e8009 [2021-11-25 20:11:45,603 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cc68cc-34b3-4b96-9899-a43f9fc8feaa/bin/utaipan-eEHZpOm5b7/data/98c197918/c1a95fa268eb4d20b86e9e18030f2e18 [2021-11-25 20:11:45,606 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:11:45,607 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:11:45,609 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:11:45,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:11:45,624 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:11:45,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:11:45" (1/1) ... [2021-11-25 20:11:45,626 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a41b0a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:11:45, skipping insertion in model container [2021-11-25 20:11:45,627 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:11:45" (1/1) ... [2021-11-25 20:11:45,633 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:11:45,986 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:12:00,424 WARN L230 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_22cc68cc-34b3-4b96-9899-a43f9fc8feaa/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--usb--core--usbcore.ko-ldv_main13.cil.out.i[1050041,1050054] [2021-11-25 20:12:00,886 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-11-25 20:12:00,920 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:12:01,024 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 20:12:02,507 WARN L230 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_22cc68cc-34b3-4b96-9899-a43f9fc8feaa/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--usb--core--usbcore.ko-ldv_main13.cil.out.i[1050041,1050054] [2021-11-25 20:12:02,528 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-11-25 20:12:02,537 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:12:03,372 INFO L208 MainTranslator]: Completed translation [2021-11-25 20:12:03,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:03 WrapperNode [2021-11-25 20:12:03,373 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:12:03,374 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 20:12:03,374 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 20:12:03,374 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 20:12:03,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:03" (1/1) ... [2021-11-25 20:12:03,685 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:03" (1/1) ... [2021-11-25 20:12:04,271 INFO L137 Inliner]: procedures = 1271, calls = 15175, calls flagged for inlining = 467, calls inlined = 279, statements flattened = 19997 [2021-11-25 20:12:04,273 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 20:12:04,274 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 20:12:04,274 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 20:12:04,274 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 20:12:04,283 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:03" (1/1) ... [2021-11-25 20:12:04,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:03" (1/1) ... [2021-11-25 20:12:04,415 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:03" (1/1) ... [2021-11-25 20:12:04,417 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:03" (1/1) ... [2021-11-25 20:12:05,023 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:03" (1/1) ... [2021-11-25 20:12:05,226 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:03" (1/1) ... [2021-11-25 20:12:05,657 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:03" (1/1) ... [2021-11-25 20:12:05,957 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 20:12:05,958 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 20:12:05,958 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 20:12:05,958 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 20:12:05,971 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:03" (1/1) ... [2021-11-25 20:12:05,980 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:12:05,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cc68cc-34b3-4b96-9899-a43f9fc8feaa/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:12:06,006 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cc68cc-34b3-4b96-9899-a43f9fc8feaa/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 20:12:06,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22cc68cc-34b3-4b96-9899-a43f9fc8feaa/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 20:12:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-11-25 20:12:06,077 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-11-25 20:12:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-11-25 20:12:06,078 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-11-25 20:12:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure device_lock___3 [2021-11-25 20:12:06,078 INFO L138 BoogieDeclarations]: Found implementation of procedure device_lock___3 [2021-11-25 20:12:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure device_lock___4 [2021-11-25 20:12:06,078 INFO L138 BoogieDeclarations]: Found implementation of procedure device_lock___4 [2021-11-25 20:12:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_set_suspended [2021-11-25 20:12:06,079 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_set_suspended [2021-11-25 20:12:06,079 INFO L130 BoogieDeclarations]: Found specification of procedure unmap_urb_for_dma [2021-11-25 20:12:06,079 INFO L138 BoogieDeclarations]: Found implementation of procedure unmap_urb_for_dma [2021-11-25 20:12:06,079 INFO L130 BoogieDeclarations]: Found specification of procedure device_is_registered [2021-11-25 20:12:06,079 INFO L138 BoogieDeclarations]: Found implementation of procedure device_is_registered [2021-11-25 20:12:06,080 INFO L130 BoogieDeclarations]: Found specification of procedure usb_release_dev [2021-11-25 20:12:06,080 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_release_dev [2021-11-25 20:12:06,080 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2021-11-25 20:12:06,080 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2021-11-25 20:12:06,080 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_endpoint [2021-11-25 20:12:06,080 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_endpoint [2021-11-25 20:12:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_put [2021-11-25 20:12:06,081 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_put [2021-11-25 20:12:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_async [2021-11-25 20:12:06,081 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_async [2021-11-25 20:12:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-11-25 20:12:06,082 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-11-25 20:12:06,082 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_device_state [2021-11-25 20:12:06,082 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_device_state [2021-11-25 20:12:06,082 INFO L130 BoogieDeclarations]: Found specification of procedure device_del [2021-11-25 20:12:06,083 INFO L138 BoogieDeclarations]: Found implementation of procedure device_del [2021-11-25 20:12:06,083 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hub_to_struct_hub [2021-11-25 20:12:06,083 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hub_to_struct_hub [2021-11-25 20:12:06,083 INFO L130 BoogieDeclarations]: Found specification of procedure device_unlock [2021-11-25 20:12:06,084 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unlock [2021-11-25 20:12:06,084 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_device_initiated_lpm [2021-11-25 20:12:06,085 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_device_initiated_lpm [2021-11-25 20:12:06,085 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_all_async [2021-11-25 20:12:06,085 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_all_async [2021-11-25 20:12:06,085 INFO L130 BoogieDeclarations]: Found specification of procedure usb_runtime_resume [2021-11-25 20:12:06,085 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_runtime_resume [2021-11-25 20:12:06,086 INFO L130 BoogieDeclarations]: Found specification of procedure hub_usb3_port_disable [2021-11-25 20:12:06,086 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_usb3_port_disable [2021-11-25 20:12:06,086 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~bool~0~TO~int [2021-11-25 20:12:06,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~bool~0~TO~int [2021-11-25 20:12:06,086 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-11-25 20:12:06,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-11-25 20:12:06,087 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2021-11-25 20:12:06,088 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2021-11-25 20:12:06,088 INFO L130 BoogieDeclarations]: Found specification of procedure usb_destroy_configuration [2021-11-25 20:12:06,089 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_destroy_configuration [2021-11-25 20:12:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-11-25 20:12:06,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-11-25 20:12:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2021-11-25 20:12:06,089 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2021-11-25 20:12:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_put_sync_autosuspend [2021-11-25 20:12:06,090 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_put_sync_autosuspend [2021-11-25 20:12:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-25 20:12:06,090 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-25 20:12:06,091 INFO L130 BoogieDeclarations]: Found specification of procedure hub_disconnect [2021-11-25 20:12:06,091 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_disconnect [2021-11-25 20:12:06,091 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_should_stop [2021-11-25 20:12:06,091 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_should_stop [2021-11-25 20:12:06,091 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-25 20:12:06,092 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-25 20:12:06,092 INFO L130 BoogieDeclarations]: Found specification of procedure hub_hub_status [2021-11-25 20:12:06,092 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_hub_status [2021-11-25 20:12:06,092 INFO L130 BoogieDeclarations]: Found specification of procedure port_is_power_on [2021-11-25 20:12:06,092 INFO L138 BoogieDeclarations]: Found implementation of procedure port_is_power_on [2021-11-25 20:12:06,092 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_link [2021-11-25 20:12:06,093 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_link [2021-11-25 20:12:06,093 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_one_id [2021-11-25 20:12:06,093 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_one_id [2021-11-25 20:12:06,093 INFO L130 BoogieDeclarations]: Found specification of procedure add_device_randomness [2021-11-25 20:12:06,093 INFO L138 BoogieDeclarations]: Found implementation of procedure add_device_randomness [2021-11-25 20:12:06,093 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_link_state [2021-11-25 20:12:06,094 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_link_state [2021-11-25 20:12:06,094 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlocked_enable_lpm [2021-11-25 20:12:06,094 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlocked_enable_lpm [2021-11-25 20:12:06,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_bandwidth_mutex_of_usb_hcd [2021-11-25 20:12:06,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_bandwidth_mutex_of_usb_hcd [2021-11-25 20:12:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-25 20:12:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_lpm_pel [2021-11-25 20:12:06,096 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_lpm_pel [2021-11-25 20:12:06,096 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-25 20:12:06,096 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-25 20:12:06,096 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_set_autosuspend_delay [2021-11-25 20:12:06,096 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_set_autosuspend_delay [2021-11-25 20:12:06,097 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-11-25 20:12:06,097 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_bulk_urbs [2021-11-25 20:12:06,098 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_bulk_urbs [2021-11-25 20:12:06,098 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2021-11-25 20:12:06,099 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2021-11-25 20:12:06,099 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_logical_disconnect [2021-11-25 20:12:06,099 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_logical_disconnect [2021-11-25 20:12:06,099 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-25 20:12:06,100 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-25 20:12:06,100 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_flush_endpoint [2021-11-25 20:12:06,100 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_flush_endpoint [2021-11-25 20:12:06,100 INFO L130 BoogieDeclarations]: Found specification of procedure get_port_status [2021-11-25 20:12:06,100 INFO L138 BoogieDeclarations]: Found implementation of procedure get_port_status [2021-11-25 20:12:06,100 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page___1 [2021-11-25 20:12:06,101 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page___1 [2021-11-25 20:12:06,101 INFO L130 BoogieDeclarations]: Found specification of procedure bus_find_device [2021-11-25 20:12:06,101 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_find_device [2021-11-25 20:12:06,101 INFO L130 BoogieDeclarations]: Found specification of procedure driver_suspend [2021-11-25 20:12:06,102 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_suspend [2021-11-25 20:12:06,102 INFO L130 BoogieDeclarations]: Found specification of procedure usb_device_poll [2021-11-25 20:12:06,102 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_device_poll [2021-11-25 20:12:06,103 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hc_died [2021-11-25 20:12:06,103 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hc_died [2021-11-25 20:12:06,106 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_put_noidle [2021-11-25 20:12:06,106 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_put_noidle [2021-11-25 20:12:06,106 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-25 20:12:06,106 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-25 20:12:06,107 INFO L130 BoogieDeclarations]: Found specification of procedure hub_irq [2021-11-25 20:12:06,108 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_irq [2021-11-25 20:12:06,108 INFO L130 BoogieDeclarations]: Found specification of procedure usb_port_suspend [2021-11-25 20:12:06,108 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_port_suspend [2021-11-25 20:12:06,108 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-25 20:12:06,114 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-25 20:12:06,115 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_device_descriptor [2021-11-25 20:12:06,115 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_device_descriptor [2021-11-25 20:12:06,115 INFO L130 BoogieDeclarations]: Found specification of procedure hub_quiesce [2021-11-25 20:12:06,115 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_quiesce [2021-11-25 20:12:06,115 INFO L130 BoogieDeclarations]: Found specification of procedure usb_find_alt_setting [2021-11-25 20:12:06,115 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_find_alt_setting [2021-11-25 20:12:06,116 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb [2021-11-25 20:12:06,116 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb [2021-11-25 20:12:06,116 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-25 20:12:06,116 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-25 20:12:06,116 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2021-11-25 20:12:06,116 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2021-11-25 20:12:06,116 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_zero_bit [2021-11-25 20:12:06,117 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_zero_bit [2021-11-25 20:12:06,117 INFO L130 BoogieDeclarations]: Found specification of procedure device_unlock___3 [2021-11-25 20:12:06,117 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unlock___3 [2021-11-25 20:12:06,117 INFO L130 BoogieDeclarations]: Found specification of procedure device_unlock___4 [2021-11-25 20:12:06,117 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unlock___4 [2021-11-25 20:12:06,117 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_runtime_resume [2021-11-25 20:12:06,118 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_runtime_resume [2021-11-25 20:12:06,118 INFO L130 BoogieDeclarations]: Found specification of procedure async_getcompleted [2021-11-25 20:12:06,118 INFO L138 BoogieDeclarations]: Found implementation of procedure async_getcompleted [2021-11-25 20:12:06,118 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_reset_endpoint [2021-11-25 20:12:06,118 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_reset_endpoint [2021-11-25 20:12:06,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-11-25 20:12:06,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-11-25 20:12:06,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 20:12:06,119 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_complete [2021-11-25 20:12:06,119 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_complete [2021-11-25 20:12:06,119 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_connect_change [2021-11-25 20:12:06,119 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_connect_change [2021-11-25 20:12:06,119 INFO L130 BoogieDeclarations]: Found specification of procedure __usb_queue_reset_device [2021-11-25 20:12:06,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __usb_queue_reset_device [2021-11-25 20:12:06,120 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2021-11-25 20:12:06,120 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2021-11-25 20:12:06,120 INFO L130 BoogieDeclarations]: Found specification of procedure device_unlock___1 [2021-11-25 20:12:06,120 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unlock___1 [2021-11-25 20:12:06,120 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_usb2_hardware_lpm [2021-11-25 20:12:06,120 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_usb2_hardware_lpm [2021-11-25 20:12:06,121 INFO L130 BoogieDeclarations]: Found specification of procedure usb_probe_interface [2021-11-25 20:12:06,121 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_probe_interface [2021-11-25 20:12:06,122 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_buffer_alloc [2021-11-25 20:12:06,122 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_buffer_alloc [2021-11-25 20:12:06,122 INFO L130 BoogieDeclarations]: Found specification of procedure rh_urb_enqueue [2021-11-25 20:12:06,122 INFO L138 BoogieDeclarations]: Found implementation of procedure rh_urb_enqueue [2021-11-25 20:12:06,123 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2021-11-25 20:12:06,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2021-11-25 20:12:06,123 INFO L130 BoogieDeclarations]: Found specification of procedure hub_free_dev [2021-11-25 20:12:06,123 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_free_dev [2021-11-25 20:12:06,123 INFO L130 BoogieDeclarations]: Found specification of procedure clear_hub_feature [2021-11-25 20:12:06,123 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_hub_feature [2021-11-25 20:12:06,124 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-25 20:12:06,124 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-25 20:12:06,124 INFO L130 BoogieDeclarations]: Found specification of procedure usb_device_is_owned [2021-11-25 20:12:06,124 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_device_is_owned [2021-11-25 20:12:06,124 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-11-25 20:12:06,124 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-11-25 20:12:06,124 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2021-11-25 20:12:06,125 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2021-11-25 20:12:06,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_status_mutex_of_usb_hub [2021-11-25 20:12:06,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_status_mutex_of_usb_hub [2021-11-25 20:12:06,125 INFO L130 BoogieDeclarations]: Found specification of procedure usb_suspend [2021-11-25 20:12:06,125 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_suspend [2021-11-25 20:12:06,125 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hub_find_child [2021-11-25 20:12:06,126 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hub_find_child [2021-11-25 20:12:06,126 INFO L130 BoogieDeclarations]: Found specification of procedure release_devnum [2021-11-25 20:12:06,126 INFO L138 BoogieDeclarations]: Found implementation of procedure release_devnum [2021-11-25 20:12:06,126 INFO L130 BoogieDeclarations]: Found specification of procedure snoop_urb [2021-11-25 20:12:06,126 INFO L138 BoogieDeclarations]: Found implementation of procedure snoop_urb [2021-11-25 20:12:06,126 INFO L130 BoogieDeclarations]: Found specification of procedure device_lock [2021-11-25 20:12:06,126 INFO L138 BoogieDeclarations]: Found implementation of procedure device_lock [2021-11-25 20:12:06,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 20:12:06,127 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autoresume_device [2021-11-25 20:12:06,127 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autoresume_device [2021-11-25 20:12:06,127 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-11-25 20:12:06,127 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-11-25 20:12:06,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 20:12:06,128 INFO L130 BoogieDeclarations]: Found specification of procedure usb_resume_interface [2021-11-25 20:12:06,128 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_resume_interface [2021-11-25 20:12:06,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 20:12:06,128 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-25 20:12:06,128 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2021-11-25 20:12:06,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2021-11-25 20:12:06,129 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-11-25 20:12:06,129 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-11-25 20:12:06,129 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-25 20:12:06,129 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-25 20:12:06,129 INFO L130 BoogieDeclarations]: Found specification of procedure usb_create_ep_devs [2021-11-25 20:12:06,129 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_create_ep_devs [2021-11-25 20:12:06,129 INFO L130 BoogieDeclarations]: Found specification of procedure set_port_led [2021-11-25 20:12:06,130 INFO L138 BoogieDeclarations]: Found implementation of procedure set_port_led [2021-11-25 20:12:06,130 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-25 20:12:06,130 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-25 20:12:06,130 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-11-25 20:12:06,130 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-11-25 20:12:06,130 INFO L130 BoogieDeclarations]: Found specification of procedure device_unregister [2021-11-25 20:12:06,131 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unregister [2021-11-25 20:12:06,131 INFO L130 BoogieDeclarations]: Found specification of procedure usb_runtime_suspend [2021-11-25 20:12:06,131 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_runtime_suspend [2021-11-25 20:12:06,131 INFO L130 BoogieDeclarations]: Found specification of procedure hub_set_port_link_state [2021-11-25 20:12:06,131 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_set_port_link_state [2021-11-25 20:12:06,131 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-25 20:12:06,131 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-25 20:12:06,132 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_device [2021-11-25 20:12:06,132 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_device [2021-11-25 20:12:06,132 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_suspend_noirq [2021-11-25 20:12:06,132 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_suspend_noirq [2021-11-25 20:12:06,132 INFO L130 BoogieDeclarations]: Found specification of procedure device_can_wakeup [2021-11-25 20:12:06,132 INFO L138 BoogieDeclarations]: Found implementation of procedure device_can_wakeup [2021-11-25 20:12:06,133 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_langid [2021-11-25 20:12:06,133 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_langid [2021-11-25 20:12:06,133 INFO L130 BoogieDeclarations]: Found specification of procedure __pm_runtime_suspend [2021-11-25 20:12:06,133 INFO L138 BoogieDeclarations]: Found implementation of procedure __pm_runtime_suspend [2021-11-25 20:12:06,133 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-25 20:12:06,133 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-25 20:12:06,133 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_interface [2021-11-25 20:12:06,135 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_interface [2021-11-25 20:12:06,138 INFO L130 BoogieDeclarations]: Found specification of procedure freezing [2021-11-25 20:12:06,138 INFO L138 BoogieDeclarations]: Found implementation of procedure freezing [2021-11-25 20:12:06,138 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_autosuspend [2021-11-25 20:12:06,139 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_autosuspend [2021-11-25 20:12:06,139 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-25 20:12:06,139 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-25 20:12:06,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 20:12:06,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 20:12:06,139 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_one_id_intf [2021-11-25 20:12:06,141 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_one_id_intf [2021-11-25 20:12:06,141 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_link [2021-11-25 20:12:06,141 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_link [2021-11-25 20:12:06,141 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-25 20:12:06,141 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-25 20:12:06,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-25 20:12:06,142 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_freeze [2021-11-25 20:12:06,142 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_freeze [2021-11-25 20:12:06,142 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-25 20:12:06,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-25 20:12:06,142 INFO L130 BoogieDeclarations]: Found specification of procedure usb_altnum_to_altsetting [2021-11-25 20:12:06,142 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_altnum_to_altsetting [2021-11-25 20:12:06,143 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_is_primary_hcd [2021-11-25 20:12:06,143 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_is_primary_hcd [2021-11-25 20:12:06,143 INFO L130 BoogieDeclarations]: Found specification of procedure usb_device_supports_ltm [2021-11-25 20:12:06,143 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_device_supports_ltm [2021-11-25 20:12:06,143 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-25 20:12:06,143 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-25 20:12:06,143 INFO L130 BoogieDeclarations]: Found specification of procedure port_is_suspended [2021-11-25 20:12:06,144 INFO L138 BoogieDeclarations]: Found implementation of procedure port_is_suspended [2021-11-25 20:12:06,144 INFO L130 BoogieDeclarations]: Found specification of procedure hub_thread [2021-11-25 20:12:06,144 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_thread [2021-11-25 20:12:06,144 INFO L130 BoogieDeclarations]: Found specification of procedure hub_pre_reset [2021-11-25 20:12:06,144 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_pre_reset [2021-11-25 20:12:06,144 INFO L130 BoogieDeclarations]: Found specification of procedure usb_start_wait_urb [2021-11-25 20:12:06,144 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_start_wait_urb [2021-11-25 20:12:06,145 INFO L130 BoogieDeclarations]: Found specification of procedure device_register [2021-11-25 20:12:06,145 INFO L138 BoogieDeclarations]: Found implementation of procedure device_register [2021-11-25 20:12:06,145 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2021-11-25 20:12:06,145 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2021-11-25 20:12:06,145 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-11-25 20:12:06,145 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-11-25 20:12:06,145 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_reset [2021-11-25 20:12:06,146 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_reset [2021-11-25 20:12:06,146 INFO L130 BoogieDeclarations]: Found specification of procedure usb_rebind_intf [2021-11-25 20:12:06,146 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_rebind_intf [2021-11-25 20:12:06,146 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-25 20:12:06,146 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-25 20:12:06,146 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-25 20:12:06,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-25 20:12:06,147 INFO L130 BoogieDeclarations]: Found specification of procedure usb_resume_both [2021-11-25 20:12:06,147 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_resume_both [2021-11-25 20:12:06,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 20:12:06,147 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 20:12:06,147 INFO L130 BoogieDeclarations]: Found specification of procedure hub_events [2021-11-25 20:12:06,147 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_events [2021-11-25 20:12:06,147 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_debounce_be_connected [2021-11-25 20:12:06,148 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_debounce_be_connected [2021-11-25 20:12:06,148 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_device [2021-11-25 20:12:06,148 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_device [2021-11-25 20:12:06,148 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_port_feature [2021-11-25 20:12:06,148 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_port_feature [2021-11-25 20:12:06,148 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2021-11-25 20:12:06,148 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2021-11-25 20:12:06,149 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-25 20:12:06,149 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-25 20:12:06,149 INFO L130 BoogieDeclarations]: Found specification of procedure blocking_notifier_call_chain [2021-11-25 20:12:06,149 INFO L138 BoogieDeclarations]: Found implementation of procedure blocking_notifier_call_chain [2021-11-25 20:12:06,149 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-11-25 20:12:06,149 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-11-25 20:12:06,149 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_giveback_urb [2021-11-25 20:12:06,150 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_giveback_urb [2021-11-25 20:12:06,150 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_finish_reset [2021-11-25 20:12:06,150 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_finish_reset [2021-11-25 20:12:06,150 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-11-25 20:12:06,150 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-11-25 20:12:06,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 20:12:06,150 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-25 20:12:06,151 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-25 20:12:06,151 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_urb [2021-11-25 20:12:06,151 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_urb [2021-11-25 20:12:06,151 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_alloc_coherent [2021-11-25 20:12:06,151 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_alloc_coherent [2021-11-25 20:12:06,151 INFO L130 BoogieDeclarations]: Found specification of procedure check_highspeed [2021-11-25 20:12:06,151 INFO L138 BoogieDeclarations]: Found implementation of procedure check_highspeed [2021-11-25 20:12:06,152 INFO L130 BoogieDeclarations]: Found specification of procedure recursively_mark_NOTATTACHED [2021-11-25 20:12:06,152 INFO L138 BoogieDeclarations]: Found implementation of procedure recursively_mark_NOTATTACHED [2021-11-25 20:12:06,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 20:12:06,152 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_get_noresume [2021-11-25 20:12:06,152 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_get_noresume [2021-11-25 20:12:06,152 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2021-11-25 20:12:06,152 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2021-11-25 20:12:06,153 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-11-25 20:12:06,153 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-11-25 20:12:06,153 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_debounce_be_stable [2021-11-25 20:12:06,153 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_debounce_be_stable [2021-11-25 20:12:06,153 INFO L130 BoogieDeclarations]: Found specification of procedure plural [2021-11-25 20:12:06,153 INFO L138 BoogieDeclarations]: Found implementation of procedure plural [2021-11-25 20:12:06,154 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_poweroff [2021-11-25 20:12:06,154 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_poweroff [2021-11-25 20:12:06,154 INFO L130 BoogieDeclarations]: Found specification of procedure usb_req_set_sel [2021-11-25 20:12:06,154 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_req_set_sel [2021-11-25 20:12:06,154 INFO L130 BoogieDeclarations]: Found specification of procedure usb_remove_sysfs_intf_files [2021-11-25 20:12:06,154 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_remove_sysfs_intf_files [2021-11-25 20:12:06,154 INFO L130 BoogieDeclarations]: Found specification of procedure is_usb_interface [2021-11-25 20:12:06,155 INFO L138 BoogieDeclarations]: Found implementation of procedure is_usb_interface [2021-11-25 20:12:06,155 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_hub_port_acpi_handle [2021-11-25 20:12:06,155 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_hub_port_acpi_handle [2021-11-25 20:12:06,155 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_suspend [2021-11-25 20:12:06,155 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_suspend [2021-11-25 20:12:06,155 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-11-25 20:12:06,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-11-25 20:12:06,156 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-25 20:12:06,156 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-25 20:12:06,156 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-11-25 20:12:06,156 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-11-25 20:12:06,156 INFO L130 BoogieDeclarations]: Found specification of procedure usb_cancel_queued_reset [2021-11-25 20:12:06,156 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_cancel_queued_reset [2021-11-25 20:12:06,156 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-25 20:12:06,157 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-25 20:12:06,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_status_mutex_of_usb_hub [2021-11-25 20:12:06,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_status_mutex_of_usb_hub [2021-11-25 20:12:06,157 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_dynamic_id [2021-11-25 20:12:06,157 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_dynamic_id [2021-11-25 20:12:06,157 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_free_coherent [2021-11-25 20:12:06,157 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_free_coherent [2021-11-25 20:12:06,158 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-11-25 20:12:06,158 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-11-25 20:12:06,158 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-11-25 20:12:06,158 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-11-25 20:12:06,158 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-11-25 20:12:06,158 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-11-25 20:12:06,159 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_hub_port_connect_type [2021-11-25 20:12:06,159 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_hub_port_connect_type [2021-11-25 20:12:06,159 INFO L130 BoogieDeclarations]: Found specification of procedure usb_forced_unbind_intf [2021-11-25 20:12:06,159 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_forced_unbind_intf [2021-11-25 20:12:06,159 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_put_sync [2021-11-25 20:12:06,159 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_put_sync [2021-11-25 20:12:06,159 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~~gfp_t~0~TO~int [2021-11-25 20:12:06,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~~gfp_t~0~TO~int [2021-11-25 20:12:06,160 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-25 20:12:06,160 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-25 20:12:06,160 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_pre_add [2021-11-25 20:12:06,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_pre_add [2021-11-25 20:12:06,160 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep0_reinit [2021-11-25 20:12:06,160 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep0_reinit [2021-11-25 20:12:06,161 INFO L130 BoogieDeclarations]: Found specification of procedure usb_mark_last_busy [2021-11-25 20:12:06,161 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_mark_last_busy [2021-11-25 20:12:06,161 INFO L130 BoogieDeclarations]: Found specification of procedure __pm_runtime_set_status [2021-11-25 20:12:06,161 INFO L138 BoogieDeclarations]: Found implementation of procedure __pm_runtime_set_status [2021-11-25 20:12:06,161 INFO L130 BoogieDeclarations]: Found specification of procedure task_pid_nr [2021-11-25 20:12:06,161 INFO L138 BoogieDeclarations]: Found implementation of procedure task_pid_nr [2021-11-25 20:12:06,161 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_bos_descriptor [2021-11-25 20:12:06,162 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_bos_descriptor [2021-11-25 20:12:06,162 INFO L130 BoogieDeclarations]: Found specification of procedure get_device [2021-11-25 20:12:06,162 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device [2021-11-25 20:12:06,178 INFO L130 BoogieDeclarations]: Found specification of procedure usb_remove_ep_devs [2021-11-25 20:12:06,178 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_remove_ep_devs [2021-11-25 20:12:06,178 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-11-25 20:12:06,178 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-11-25 20:12:06,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 20:12:06,179 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_disable [2021-11-25 20:12:06,179 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_disable [2021-11-25 20:12:06,179 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_link_urb_to_ep [2021-11-25 20:12:06,179 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_link_urb_to_ep [2021-11-25 20:12:06,179 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-11-25 20:12:06,179 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-11-25 20:12:06,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-25 20:12:06,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-25 20:12:06,180 INFO L130 BoogieDeclarations]: Found specification of procedure put_cred [2021-11-25 20:12:06,180 INFO L138 BoogieDeclarations]: Found implementation of procedure put_cred [2021-11-25 20:12:06,180 INFO L130 BoogieDeclarations]: Found specification of procedure __pm_runtime_idle [2021-11-25 20:12:06,180 INFO L138 BoogieDeclarations]: Found implementation of procedure __pm_runtime_idle [2021-11-25 20:12:06,180 INFO L130 BoogieDeclarations]: Found specification of procedure get_hub_descriptor [2021-11-25 20:12:06,180 INFO L138 BoogieDeclarations]: Found implementation of procedure get_hub_descriptor [2021-11-25 20:12:06,180 INFO L130 BoogieDeclarations]: Found specification of procedure usb_resume_complete [2021-11-25 20:12:06,180 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_resume_complete [2021-11-25 20:12:06,180 INFO L130 BoogieDeclarations]: Found specification of procedure dev_driver_string [2021-11-25 20:12:06,181 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_driver_string [2021-11-25 20:12:06,181 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-11-25 20:12:06,181 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-11-25 20:12:06,181 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_control [2021-11-25 20:12:06,181 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_control [2021-11-25 20:12:06,181 INFO L130 BoogieDeclarations]: Found specification of procedure usb_if_uevent [2021-11-25 20:12:06,181 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_if_uevent [2021-11-25 20:12:06,181 INFO L130 BoogieDeclarations]: Found specification of procedure device_initialize [2021-11-25 20:12:06,181 INFO L138 BoogieDeclarations]: Found implementation of procedure device_initialize [2021-11-25 20:12:06,182 INFO L130 BoogieDeclarations]: Found specification of procedure init_utsname [2021-11-25 20:12:06,182 INFO L138 BoogieDeclarations]: Found implementation of procedure init_utsname [2021-11-25 20:12:06,182 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2021-11-25 20:12:06,182 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2021-11-25 20:12:06,182 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_lpm_timeout [2021-11-25 20:12:06,182 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_lpm_timeout [2021-11-25 20:12:06,182 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-25 20:12:06,182 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-25 20:12:06,182 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_endpoint [2021-11-25 20:12:06,183 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_endpoint [2021-11-25 20:12:06,183 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-25 20:12:06,183 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-25 20:12:06,183 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlocked_disable_lpm [2021-11-25 20:12:06,183 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlocked_disable_lpm [2021-11-25 20:12:06,183 INFO L130 BoogieDeclarations]: Found specification of procedure usb_urb_dir_in [2021-11-25 20:12:06,183 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_urb_dir_in [2021-11-25 20:12:06,183 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2021-11-25 20:12:06,183 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2021-11-25 20:12:06,183 INFO L130 BoogieDeclarations]: Found specification of procedure show_string [2021-11-25 20:12:06,184 INFO L138 BoogieDeclarations]: Found implementation of procedure show_string [2021-11-25 20:12:06,184 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-25 20:12:06,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-25 20:12:06,184 INFO L130 BoogieDeclarations]: Found specification of procedure kill_pid_info_as_cred [2021-11-25 20:12:06,184 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_pid_info_as_cred [2021-11-25 20:12:06,184 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-11-25 20:12:06,184 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-11-25 20:12:06,184 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_descriptor [2021-11-25 20:12:06,184 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_descriptor [2021-11-25 20:12:06,185 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2021-11-25 20:12:06,185 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2021-11-25 20:12:06,185 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_enable [2021-11-25 20:12:06,185 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_enable [2021-11-25 20:12:06,185 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string [2021-11-25 20:12:06,185 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string [2021-11-25 20:12:06,185 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2021-11-25 20:12:06,185 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2021-11-25 20:12:06,185 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-25 20:12:06,186 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-25 20:12:06,186 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_wait_reset [2021-11-25 20:12:06,186 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_wait_reset [2021-11-25 20:12:06,186 INFO L130 BoogieDeclarations]: Found specification of procedure autosuspend_check [2021-11-25 20:12:06,186 INFO L138 BoogieDeclarations]: Found implementation of procedure autosuspend_check [2021-11-25 20:12:06,186 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_id [2021-11-25 20:12:06,186 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_id [2021-11-25 20:12:06,186 INFO L130 BoogieDeclarations]: Found specification of procedure usb_internal_control_msg [2021-11-25 20:12:06,186 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_internal_control_msg [2021-11-25 20:12:06,186 INFO L130 BoogieDeclarations]: Found specification of procedure generic_suspend [2021-11-25 20:12:06,187 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_suspend [2021-11-25 20:12:06,187 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_status [2021-11-25 20:12:06,187 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_status [2021-11-25 20:12:06,187 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2021-11-25 20:12:06,187 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2021-11-25 20:12:06,187 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_dev [2021-11-25 20:12:06,202 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_dev [2021-11-25 20:12:06,202 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-11-25 20:12:06,202 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-11-25 20:12:06,202 INFO L130 BoogieDeclarations]: Found specification of procedure unbind_no_pm_drivers_interfaces [2021-11-25 20:12:06,203 INFO L138 BoogieDeclarations]: Found implementation of procedure unbind_no_pm_drivers_interfaces [2021-11-25 20:12:06,203 INFO L130 BoogieDeclarations]: Found specification of procedure hub_suspend [2021-11-25 20:12:06,203 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_suspend [2021-11-25 20:12:06,203 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-25 20:12:06,203 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-25 20:12:06,203 INFO L130 BoogieDeclarations]: Found specification of procedure sg_virt___1 [2021-11-25 20:12:06,203 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_virt___1 [2021-11-25 20:12:06,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-25 20:12:06,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-25 20:12:06,204 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enumerate_device [2021-11-25 20:12:06,204 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enumerate_device [2021-11-25 20:12:06,204 INFO L130 BoogieDeclarations]: Found specification of procedure task_pid [2021-11-25 20:12:06,204 INFO L138 BoogieDeclarations]: Found implementation of procedure task_pid [2021-11-25 20:12:06,204 INFO L130 BoogieDeclarations]: Found specification of procedure check_port_resume_type [2021-11-25 20:12:06,204 INFO L138 BoogieDeclarations]: Found implementation of procedure check_port_resume_type [2021-11-25 20:12:06,204 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_hub_port_connect_type [2021-11-25 20:12:06,204 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_hub_port_connect_type [2021-11-25 20:12:06,204 INFO L130 BoogieDeclarations]: Found specification of procedure usb_port_resume [2021-11-25 20:12:06,205 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_port_resume [2021-11-25 20:12:06,205 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_lpm_mel [2021-11-25 20:12:06,205 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_lpm_mel [2021-11-25 20:12:06,205 INFO L130 BoogieDeclarations]: Found specification of procedure hub_configure [2021-11-25 20:12:06,205 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_configure [2021-11-25 20:12:06,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-11-25 20:12:06,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-11-25 20:12:06,205 INFO L130 BoogieDeclarations]: Found specification of procedure is_usb_device [2021-11-25 20:12:06,205 INFO L138 BoogieDeclarations]: Found implementation of procedure is_usb_device [2021-11-25 20:12:06,206 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_resume [2021-11-25 20:12:06,206 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_resume [2021-11-25 20:12:06,206 INFO L130 BoogieDeclarations]: Found specification of procedure pci_prepare_to_sleep [2021-11-25 20:12:06,206 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_prepare_to_sleep [2021-11-25 20:12:06,206 INFO L130 BoogieDeclarations]: Found specification of procedure pm_generic_runtime_idle [2021-11-25 20:12:06,206 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2021-11-25 20:12:06,206 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2021-11-25 20:12:06,206 INFO L130 BoogieDeclarations]: Found specification of procedure for_each_companion [2021-11-25 20:12:06,206 INFO L138 BoogieDeclarations]: Found implementation of procedure for_each_companion [2021-11-25 20:12:06,207 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_buffer_free [2021-11-25 20:12:06,207 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_buffer_free [2021-11-25 20:12:06,207 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-25 20:12:06,207 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-25 20:12:06,207 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unmap_urb_for_dma [2021-11-25 20:12:06,207 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unmap_urb_for_dma [2021-11-25 20:12:06,207 INFO L130 BoogieDeclarations]: Found specification of procedure generic_disconnect [2021-11-25 20:12:06,207 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_disconnect [2021-11-25 20:12:06,207 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2021-11-25 20:12:06,207 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2021-11-25 20:12:06,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 20:12:06,208 INFO L130 BoogieDeclarations]: Found specification of procedure hub_clear_tt_buffer [2021-11-25 20:12:06,208 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_clear_tt_buffer [2021-11-25 20:12:06,208 INFO L130 BoogieDeclarations]: Found specification of procedure create_intf_ep_devs [2021-11-25 20:12:06,208 INFO L138 BoogieDeclarations]: Found implementation of procedure create_intf_ep_devs [2021-11-25 20:12:06,208 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_prepare [2021-11-25 20:12:06,208 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_prepare [2021-11-25 20:12:06,208 INFO L130 BoogieDeclarations]: Found specification of procedure descriptors_changed [2021-11-25 20:12:06,208 INFO L138 BoogieDeclarations]: Found implementation of procedure descriptors_changed [2021-11-25 20:12:06,209 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-11-25 20:12:06,209 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-11-25 20:12:06,209 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-25 20:12:06,209 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-25 20:12:06,209 INFO L130 BoogieDeclarations]: Found specification of procedure hub_tt_work [2021-11-25 20:12:06,209 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_tt_work [2021-11-25 20:12:06,209 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_unaligned_access_size [2021-11-25 20:12:06,209 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2021-11-25 20:12:06,209 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2021-11-25 20:12:06,210 INFO L130 BoogieDeclarations]: Found specification of procedure usb_suspend_interface [2021-11-25 20:12:06,210 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_suspend_interface [2021-11-25 20:12:06,210 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-11-25 20:12:06,210 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-11-25 20:12:06,210 INFO L130 BoogieDeclarations]: Found specification of procedure usbdev_open [2021-11-25 20:12:06,210 INFO L138 BoogieDeclarations]: Found implementation of procedure usbdev_open [2021-11-25 20:12:06,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-25 20:12:06,210 INFO L130 BoogieDeclarations]: Found specification of procedure free_async [2021-11-25 20:12:06,210 INFO L138 BoogieDeclarations]: Found implementation of procedure free_async [2021-11-25 20:12:06,210 INFO L130 BoogieDeclarations]: Found specification of procedure check_ports_changed [2021-11-25 20:12:06,211 INFO L138 BoogieDeclarations]: Found implementation of procedure check_ports_changed [2021-11-25 20:12:06,211 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-25 20:12:06,211 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-25 20:12:06,211 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-25 20:12:06,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-25 20:12:06,211 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-25 20:12:06,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-25 20:12:06,211 INFO L130 BoogieDeclarations]: Found specification of procedure hub_handle_remote_wakeup [2021-11-25 20:12:06,211 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_handle_remote_wakeup [2021-11-25 20:12:06,212 INFO L130 BoogieDeclarations]: Found specification of procedure warn_level [2021-11-25 20:12:06,212 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_level [2021-11-25 20:12:06,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-25 20:12:06,212 INFO L130 BoogieDeclarations]: Found specification of procedure hub_reset_resume [2021-11-25 20:12:06,212 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_reset_resume [2021-11-25 20:12:06,212 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_interface [2021-11-25 20:12:06,212 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_interface [2021-11-25 20:12:06,212 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2021-11-25 20:12:06,212 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2021-11-25 20:12:06,213 INFO L130 BoogieDeclarations]: Found specification of procedure usb_release_interface [2021-11-25 20:12:06,213 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_release_interface [2021-11-25 20:12:06,213 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2021-11-25 20:12:06,213 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2021-11-25 20:12:06,213 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2021-11-25 20:12:06,213 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2021-11-25 20:12:06,213 INFO L130 BoogieDeclarations]: Found specification of procedure usb_suspend_device [2021-11-25 20:12:06,213 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_suspend_device [2021-11-25 20:12:06,213 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~gfp_t~0~TO~int [2021-11-25 20:12:06,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~gfp_t~0~TO~int [2021-11-25 20:12:06,214 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-25 20:12:06,214 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-25 20:12:06,214 INFO L130 BoogieDeclarations]: Found specification of procedure usb_cache_string [2021-11-25 20:12:06,214 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_cache_string [2021-11-25 20:12:06,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-25 20:12:06,214 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-25 20:12:06,214 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_restore [2021-11-25 20:12:06,214 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_restore [2021-11-25 20:12:06,214 INFO L130 BoogieDeclarations]: Found specification of procedure generic_probe [2021-11-25 20:12:06,215 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_probe [2021-11-25 20:12:06,215 INFO L130 BoogieDeclarations]: Found specification of procedure led_work [2021-11-25 20:12:06,215 INFO L138 BoogieDeclarations]: Found implementation of procedure led_work [2021-11-25 20:12:06,215 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unbind_interface [2021-11-25 20:12:06,215 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unbind_interface [2021-11-25 20:12:06,215 INFO L130 BoogieDeclarations]: Found specification of procedure __validate_creds [2021-11-25 20:12:06,215 INFO L138 BoogieDeclarations]: Found implementation of procedure __validate_creds [2021-11-25 20:12:06,215 INFO L130 BoogieDeclarations]: Found specification of procedure usb_rh_urb_dequeue [2021-11-25 20:12:06,215 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_rh_urb_dequeue [2021-11-25 20:12:06,216 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-11-25 20:12:06,216 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-11-25 20:12:06,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_usbfs_mutex [2021-11-25 20:12:06,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_usbfs_mutex [2021-11-25 20:12:06,216 INFO L130 BoogieDeclarations]: Found specification of procedure usb_uevent [2021-11-25 20:12:06,216 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_uevent [2021-11-25 20:12:06,216 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2021-11-25 20:12:06,216 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2021-11-25 20:12:06,216 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_warm_reset_required [2021-11-25 20:12:06,216 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_warm_reset_required [2021-11-25 20:12:06,217 INFO L130 BoogieDeclarations]: Found specification of procedure kstrdup [2021-11-25 20:12:06,217 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrdup [2021-11-25 20:12:06,217 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-25 20:12:06,217 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-25 20:12:06,217 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_async_on_interface [2021-11-25 20:12:06,217 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_async_on_interface [2021-11-25 20:12:06,217 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_post_add [2021-11-25 20:12:06,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_post_add [2021-11-25 20:12:06,217 INFO L130 BoogieDeclarations]: Found specification of procedure usb_pipe_endpoint [2021-11-25 20:12:06,218 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_pipe_endpoint [2021-11-25 20:12:06,218 INFO L130 BoogieDeclarations]: Found specification of procedure async_completed [2021-11-25 20:12:06,218 INFO L138 BoogieDeclarations]: Found implementation of procedure async_completed [2021-11-25 20:12:06,218 INFO L130 BoogieDeclarations]: Found specification of procedure security_task_getsecid [2021-11-25 20:12:06,234 INFO L138 BoogieDeclarations]: Found implementation of procedure security_task_getsecid [2021-11-25 20:12:06,234 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hub_set_port_power [2021-11-25 20:12:06,234 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hub_set_port_power [2021-11-25 20:12:06,234 INFO L130 BoogieDeclarations]: Found specification of procedure usb_create_sysfs_intf_files [2021-11-25 20:12:06,235 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_create_sysfs_intf_files [2021-11-25 20:12:06,235 INFO L130 BoogieDeclarations]: Found specification of procedure get_cred [2021-11-25 20:12:06,235 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cred [2021-11-25 20:12:06,235 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_autosuspend [2021-11-25 20:12:06,235 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_autosuspend [2021-11-25 20:12:06,235 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_resume_noirq [2021-11-25 20:12:06,235 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_resume_noirq [2021-11-25 20:12:06,235 INFO L130 BoogieDeclarations]: Found specification of procedure usb_port_runtime_resume [2021-11-25 20:12:06,236 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_port_runtime_resume [2021-11-25 20:12:06,236 INFO L130 BoogieDeclarations]: Found specification of procedure usb_resume [2021-11-25 20:12:06,236 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_resume [2021-11-25 20:12:06,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_bandwidth_mutex_of_usb_hcd [2021-11-25 20:12:06,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_bandwidth_mutex_of_usb_hcd [2021-11-25 20:12:06,236 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autosuspend_device [2021-11-25 20:12:06,236 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autosuspend_device [2021-11-25 20:12:06,236 INFO L130 BoogieDeclarations]: Found specification of procedure driver_set_config_work [2021-11-25 20:12:06,236 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_set_config_work [2021-11-25 20:12:06,236 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2021-11-25 20:12:06,237 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2021-11-25 20:12:06,237 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-11-25 20:12:06,237 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-11-25 20:12:06,237 INFO L130 BoogieDeclarations]: Found specification of procedure usbdev_release [2021-11-25 20:12:06,237 INFO L138 BoogieDeclarations]: Found implementation of procedure usbdev_release [2021-11-25 20:12:06,237 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2021-11-25 20:12:06,237 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2021-11-25 20:12:06,237 INFO L130 BoogieDeclarations]: Found specification of procedure device_enable_async_suspend [2021-11-25 20:12:06,237 INFO L138 BoogieDeclarations]: Found implementation of procedure device_enable_async_suspend [2021-11-25 20:12:06,238 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_dev [2021-11-25 20:12:06,238 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_dev [2021-11-25 20:12:06,238 INFO L130 BoogieDeclarations]: Found specification of procedure hub_init_func2 [2021-11-25 20:12:06,238 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_init_func2 [2021-11-25 20:12:06,238 INFO L130 BoogieDeclarations]: Found specification of procedure hub_init_func3 [2021-11-25 20:12:06,238 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_init_func3 [2021-11-25 20:12:06,238 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-25 20:12:06,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-25 20:12:06,238 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-25 20:12:06,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-25 20:12:06,239 INFO L130 BoogieDeclarations]: Found specification of procedure usb_suspend_both [2021-11-25 20:12:06,239 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_suspend_both [2021-11-25 20:12:06,239 INFO L130 BoogieDeclarations]: Found specification of procedure device_add [2021-11-25 20:12:06,239 INFO L138 BoogieDeclarations]: Found implementation of procedure device_add [2021-11-25 20:12:06,239 INFO L130 BoogieDeclarations]: Found specification of procedure pm_suspend_ignore_children [2021-11-25 20:12:06,239 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_suspend_ignore_children [2021-11-25 20:12:06,239 INFO L130 BoogieDeclarations]: Found specification of procedure hub_probe [2021-11-25 20:12:06,239 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_probe [2021-11-25 20:12:06,240 INFO L130 BoogieDeclarations]: Found specification of procedure hub_resume [2021-11-25 20:12:06,240 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_resume [2021-11-25 20:12:06,240 INFO L130 BoogieDeclarations]: Found specification of procedure usbfs_decrease_memory_usage [2021-11-25 20:12:06,240 INFO L138 BoogieDeclarations]: Found implementation of procedure usbfs_decrease_memory_usage [2021-11-25 20:12:06,240 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-11-25 20:12:06,241 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-11-25 20:12:06,241 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-11-25 20:12:06,241 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-11-25 20:12:06,241 INFO L130 BoogieDeclarations]: Found specification of procedure is_root_hub [2021-11-25 20:12:06,241 INFO L138 BoogieDeclarations]: Found implementation of procedure is_root_hub [2021-11-25 20:12:06,241 INFO L130 BoogieDeclarations]: Found specification of procedure hub_post_reset [2021-11-25 20:12:06,241 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_post_reset [2021-11-25 20:12:06,241 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_link_state [2021-11-25 20:12:06,241 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_link_state [2021-11-25 20:12:06,242 INFO L130 BoogieDeclarations]: Found specification of procedure usb_open [2021-11-25 20:12:06,242 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_open [2021-11-25 20:12:06,242 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-11-25 20:12:06,242 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-11-25 20:12:06,242 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_function_remotewakeup [2021-11-25 20:12:06,242 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_function_remotewakeup [2021-11-25 20:12:06,242 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-11-25 20:12:06,242 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-11-25 20:12:06,242 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-25 20:12:06,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-25 20:12:06,243 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_thaw [2021-11-25 20:12:06,243 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_thaw [2021-11-25 20:12:06,243 INFO L130 BoogieDeclarations]: Found specification of procedure dev_pm_qos_flags [2021-11-25 20:12:06,243 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_pm_qos_flags [2021-11-25 20:12:06,243 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-11-25 20:12:06,243 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-11-25 20:12:06,243 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2021-11-25 20:12:06,243 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2021-11-25 20:12:06,244 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_init [2021-11-25 20:12:06,244 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_init [2021-11-25 20:12:06,244 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2021-11-25 20:12:06,244 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2021-11-25 20:12:06,244 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kick_khubd [2021-11-25 20:12:06,244 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kick_khubd [2021-11-25 20:12:06,244 INFO L130 BoogieDeclarations]: Found specification of procedure hub_is_superspeed [2021-11-25 20:12:06,244 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_is_superspeed [2021-11-25 20:12:06,244 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2021-11-25 20:12:06,245 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-11-25 20:12:06,245 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-11-25 20:12:06,245 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-11-25 20:12:06,245 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-11-25 20:12:06,245 INFO L130 BoogieDeclarations]: Found specification of procedure rh_call_control [2021-11-25 20:12:06,245 INFO L138 BoogieDeclarations]: Found implementation of procedure rh_call_control [2021-11-25 20:12:06,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-25 20:12:06,245 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_configuration [2021-11-25 20:12:06,245 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_configuration [2021-11-25 20:12:06,246 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-11-25 20:12:06,246 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-11-25 20:12:06,246 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_configuration [2021-11-25 20:12:06,246 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_configuration [2021-11-25 20:12:06,246 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2021-11-25 20:12:06,246 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2021-11-25 20:12:06,246 INFO L130 BoogieDeclarations]: Found specification of procedure releaseintf [2021-11-25 20:12:06,246 INFO L138 BoogieDeclarations]: Found implementation of procedure releaseintf [2021-11-25 20:12:06,246 INFO L130 BoogieDeclarations]: Found specification of procedure __usb_detect_quirks [2021-11-25 20:12:06,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __usb_detect_quirks [2021-11-25 20:12:06,247 INFO L130 BoogieDeclarations]: Found specification of procedure usb_port_device_release [2021-11-25 20:12:06,247 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_port_device_release [2021-11-25 20:12:06,247 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_ltm [2021-11-25 20:12:06,247 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_ltm [2021-11-25 20:12:06,247 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2021-11-25 20:12:06,247 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2021-11-25 20:12:06,247 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_uevent [2021-11-25 20:12:06,247 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_uevent [2021-11-25 20:12:06,248 INFO L130 BoogieDeclarations]: Found specification of procedure hub_power_on [2021-11-25 20:12:06,248 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_power_on [2021-11-25 20:12:06,248 INFO L130 BoogieDeclarations]: Found specification of procedure usb_port_runtime_suspend [2021-11-25 20:12:06,248 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_port_runtime_suspend [2021-11-25 20:12:06,248 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-25 20:12:06,248 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-25 20:12:06,248 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hub_adjust_deviceremovable [2021-11-25 20:12:06,248 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hub_adjust_deviceremovable [2021-11-25 20:12:06,248 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_and_verify_device [2021-11-25 20:12:06,248 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_and_verify_device [2021-11-25 20:12:06,249 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_string [2021-11-25 20:12:06,249 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_string [2021-11-25 20:12:06,249 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_debounce [2021-11-25 20:12:06,249 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_debounce [2021-11-25 20:12:06,249 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_bus_resume [2021-11-25 20:12:06,249 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_bus_resume [2021-11-25 20:12:06,249 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_resume [2021-11-25 20:12:06,249 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_resume [2021-11-25 20:12:06,250 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub [2021-11-25 20:12:06,250 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub [2021-11-25 20:12:06,250 INFO L130 BoogieDeclarations]: Found specification of procedure usbdev_poll [2021-11-25 20:12:06,250 INFO L138 BoogieDeclarations]: Found implementation of procedure usbdev_poll [2021-11-25 20:12:06,250 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface_no_suspend [2021-11-25 20:12:06,250 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface_no_suspend [2021-11-25 20:12:06,250 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-25 20:12:06,250 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-25 20:12:06,250 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_type [2021-11-25 20:12:06,251 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_type [2021-11-25 20:12:06,251 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_get_sync [2021-11-25 20:12:06,251 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_get_sync [2021-11-25 20:12:06,251 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface_no_resume [2021-11-25 20:12:06,251 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface_no_resume [2021-11-25 20:12:06,251 INFO L130 BoogieDeclarations]: Found specification of procedure connected [2021-11-25 20:12:06,251 INFO L138 BoogieDeclarations]: Found implementation of procedure connected [2021-11-25 20:12:06,251 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unbind_device [2021-11-25 20:12:06,251 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unbind_device [2021-11-25 20:12:06,252 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_alloc_bandwidth [2021-11-25 20:12:06,252 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_alloc_bandwidth [2021-11-25 20:12:06,252 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_status [2021-11-25 20:12:06,252 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_status [2021-11-25 20:12:06,252 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_ltm [2021-11-25 20:12:06,252 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_ltm [2021-11-25 20:12:06,252 INFO L130 BoogieDeclarations]: Found specification of procedure generic_resume [2021-11-25 20:12:06,252 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_resume [2021-11-25 20:12:06,252 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2021-11-25 20:12:06,253 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2021-11-25 20:12:06,253 INFO L130 BoogieDeclarations]: Found specification of procedure kick_khubd [2021-11-25 20:12:06,253 INFO L138 BoogieDeclarations]: Found implementation of procedure kick_khubd [2021-11-25 20:12:06,253 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_submit_urb [2021-11-25 20:12:06,253 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_submit_urb [2021-11-25 20:12:06,253 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2021-11-25 20:12:06,253 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2021-11-25 20:12:06,253 INFO L130 BoogieDeclarations]: Found specification of procedure bus_to_hcd [2021-11-25 20:12:06,253 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_to_hcd [2021-11-25 20:12:06,254 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-11-25 20:12:06,254 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-11-25 20:12:06,254 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2021-11-25 20:12:06,254 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2021-11-25 20:12:06,254 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2021-11-25 20:12:06,254 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2021-11-25 20:12:06,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2021-11-25 20:12:06,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2021-11-25 20:12:06,254 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_get_child [2021-11-25 20:12:06,255 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_get_child [2021-11-25 20:12:06,255 INFO L130 BoogieDeclarations]: Found specification of procedure get_pid [2021-11-25 20:12:06,255 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pid [2021-11-25 20:12:06,255 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-25 20:12:06,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-25 20:12:06,255 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2021-11-25 20:12:06,255 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2021-11-25 20:12:06,255 INFO L130 BoogieDeclarations]: Found specification of procedure put_pid [2021-11-25 20:12:06,255 INFO L138 BoogieDeclarations]: Found implementation of procedure put_pid [2021-11-25 20:12:06,255 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2021-11-25 20:12:06,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2021-11-25 20:12:06,256 INFO L130 BoogieDeclarations]: Found specification of procedure usb_probe_device [2021-11-25 20:12:06,256 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_probe_device [2021-11-25 20:12:06,256 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_isoc [2021-11-25 20:12:06,256 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_isoc [2021-11-25 20:12:06,256 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_lpm [2021-11-25 20:12:06,256 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_lpm [2021-11-25 20:12:06,256 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-11-25 20:12:06,256 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-11-25 20:12:06,257 INFO L130 BoogieDeclarations]: Found specification of procedure __pm_runtime_resume [2021-11-25 20:12:06,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __pm_runtime_resume [2021-11-25 20:12:06,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-25 20:12:06,257 INFO L130 BoogieDeclarations]: Found specification of procedure driver_disconnect [2021-11-25 20:12:06,257 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_disconnect [2021-11-25 20:12:06,257 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2021-11-25 20:12:06,257 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2021-11-25 20:12:06,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_usbfs_mutex [2021-11-25 20:12:06,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_usbfs_mutex [2021-11-25 20:12:06,258 INFO L130 BoogieDeclarations]: Found specification of procedure driver_resume [2021-11-25 20:12:06,258 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_resume [2021-11-25 20:12:06,258 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2021-11-25 20:12:06,258 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2021-11-25 20:12:06,258 INFO L130 BoogieDeclarations]: Found specification of procedure remove_intf_ep_devs [2021-11-25 20:12:06,258 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_intf_ep_devs [2021-11-25 20:12:06,258 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_disable [2021-11-25 20:12:06,258 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_disable [2021-11-25 20:12:06,258 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2021-11-25 20:12:06,258 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2021-11-25 20:12:06,259 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_hcd [2021-11-25 20:12:06,259 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_hcd [2021-11-25 20:12:06,259 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-11-25 20:12:06,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-11-25 20:12:06,259 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string_sub [2021-11-25 20:12:06,259 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string_sub [2021-11-25 20:12:06,259 INFO L130 BoogieDeclarations]: Found specification of procedure usb_device_match [2021-11-25 20:12:06,259 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_device_match [2021-11-25 20:12:06,259 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_lpm [2021-11-25 20:12:06,260 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_lpm [2021-11-25 20:12:06,260 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_restore [2021-11-25 20:12:06,260 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_restore [2021-11-25 20:12:06,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2021-11-25 20:12:06,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2021-11-25 20:12:06,260 INFO L130 BoogieDeclarations]: Found specification of procedure update_devnum [2021-11-25 20:12:06,260 INFO L138 BoogieDeclarations]: Found implementation of procedure update_devnum [2021-11-25 20:12:06,260 INFO L130 BoogieDeclarations]: Found specification of procedure hub_is_wusb [2021-11-25 20:12:06,260 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_is_wusb [2021-11-25 20:12:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2021-11-25 20:12:06,261 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2021-11-25 20:12:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_bus_suspend [2021-11-25 20:12:06,261 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_bus_suspend [2021-11-25 20:12:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure ep_device_release [2021-11-25 20:12:06,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ep_device_release [2021-11-25 20:12:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure driver_probe [2021-11-25 20:12:06,261 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_probe [2021-11-25 20:12:06,261 INFO L130 BoogieDeclarations]: Found specification of procedure usb_release_bos_descriptor [2021-11-25 20:12:06,262 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_release_bos_descriptor [2021-11-25 20:12:06,262 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-11-25 20:12:06,262 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-11-25 20:12:06,262 INFO L130 BoogieDeclarations]: Found specification of procedure usb_remote_wakeup [2021-11-25 20:12:06,262 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_remote_wakeup [2021-11-25 20:12:06,262 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_release_interface [2021-11-25 20:12:06,262 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_release_interface [2021-11-25 20:12:06,262 INFO L130 BoogieDeclarations]: Found specification of procedure powermac_set_asic [2021-11-25 20:12:06,262 INFO L138 BoogieDeclarations]: Found implementation of procedure powermac_set_asic [2021-11-25 20:12:06,262 INFO L130 BoogieDeclarations]: Found specification of procedure suspend_common [2021-11-25 20:12:06,263 INFO L138 BoogieDeclarations]: Found implementation of procedure suspend_common [2021-11-25 20:12:06,263 INFO L130 BoogieDeclarations]: Found specification of procedure usb_resume_device [2021-11-25 20:12:06,263 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_resume_device [2021-11-25 20:12:06,263 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-25 20:12:06,263 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-25 20:12:06,263 INFO L130 BoogieDeclarations]: Found specification of procedure sg_complete [2021-11-25 20:12:06,263 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_complete [2021-11-25 20:12:06,263 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2021-11-25 20:12:06,263 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2021-11-25 20:12:06,264 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-11-25 20:12:06,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-11-25 20:12:06,264 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-25 20:12:06,264 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-25 20:12:06,264 INFO L130 BoogieDeclarations]: Found specification of procedure check_root_hub_suspended [2021-11-25 20:12:06,264 INFO L138 BoogieDeclarations]: Found implementation of procedure check_root_hub_suspended [2021-11-25 20:12:06,264 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_max_power [2021-11-25 20:12:06,264 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_max_power [2021-11-25 20:12:06,264 INFO L130 BoogieDeclarations]: Found specification of procedure resume_common [2021-11-25 20:12:06,265 INFO L138 BoogieDeclarations]: Found implementation of procedure resume_common [2021-11-25 20:12:06,265 INFO L130 BoogieDeclarations]: Found specification of procedure usb_new_device [2021-11-25 20:12:06,265 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_new_device [2021-11-25 20:12:06,265 INFO L130 BoogieDeclarations]: Found specification of procedure unlink1 [2021-11-25 20:12:06,265 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink1 [2021-11-25 20:12:06,265 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_runtime_suspend [2021-11-25 20:12:06,265 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_runtime_suspend [2021-11-25 20:12:06,265 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disconnect [2021-11-25 20:12:06,265 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disconnect [2021-11-25 20:12:06,265 INFO L130 BoogieDeclarations]: Found specification of procedure hub_activate [2021-11-25 20:12:06,266 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_activate [2021-11-25 20:12:06,266 INFO L130 BoogieDeclarations]: Found specification of procedure unbind_no_reset_resume_drivers_interfaces [2021-11-25 20:12:06,266 INFO L138 BoogieDeclarations]: Found implementation of procedure unbind_no_reset_resume_drivers_interfaces [2021-11-25 20:12:06,266 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-11-25 20:12:06,266 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-11-25 20:12:06,266 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_endpoint [2021-11-25 20:12:06,266 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_endpoint [2021-11-25 20:12:06,266 INFO L130 BoogieDeclarations]: Found specification of procedure finish_port_resume [2021-11-25 20:12:06,266 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_port_resume [2021-11-25 20:12:06,267 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_capable [2021-11-25 20:12:06,267 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_capable [2021-11-25 20:12:06,267 INFO L130 BoogieDeclarations]: Found specification of procedure __suspend_report_result [2021-11-25 20:12:06,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __suspend_report_result [2021-11-25 20:12:06,267 INFO L130 BoogieDeclarations]: Found specification of procedure hub_set_address [2021-11-25 20:12:06,267 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_set_address [2021-11-25 20:12:06,267 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-11-25 20:12:06,267 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-11-25 20:12:06,267 INFO L130 BoogieDeclarations]: Found specification of procedure is_usb_device_driver [2021-11-25 20:12:06,268 INFO L138 BoogieDeclarations]: Found implementation of procedure is_usb_device_driver [2021-11-25 20:12:06,268 INFO L130 BoogieDeclarations]: Found specification of procedure is_ohci_or_uhci [2021-11-25 20:12:06,268 INFO L138 BoogieDeclarations]: Found implementation of procedure is_ohci_or_uhci [2021-11-25 20:12:06,268 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_set_active [2021-11-25 20:12:06,268 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_set_active [2021-11-25 20:12:06,268 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-11-25 20:12:06,268 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-11-25 20:12:06,268 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-25 20:12:06,268 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-25 20:12:06,269 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-25 20:12:06,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-25 20:12:06,269 INFO L130 BoogieDeclarations]: Found specification of procedure device_pm_wait_for_dev [2021-11-25 20:12:06,269 INFO L138 BoogieDeclarations]: Found implementation of procedure device_pm_wait_for_dev [2021-11-25 20:12:06,269 INFO L130 BoogieDeclarations]: Found specification of procedure get_hub_status [2021-11-25 20:12:06,269 INFO L138 BoogieDeclarations]: Found implementation of procedure get_hub_status [2021-11-25 20:12:06,269 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_lpm_sel [2021-11-25 20:12:06,269 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_lpm_sel [2021-11-25 20:12:06,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2021-11-25 20:12:06,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2021-11-25 20:12:06,270 INFO L130 BoogieDeclarations]: Found specification of procedure is_usb_port [2021-11-25 20:12:06,270 INFO L138 BoogieDeclarations]: Found implementation of procedure is_usb_port [2021-11-25 20:12:06,270 INFO L130 BoogieDeclarations]: Found specification of procedure device_attach [2021-11-25 20:12:06,270 INFO L138 BoogieDeclarations]: Found implementation of procedure device_attach [2021-11-25 20:12:06,270 INFO L130 BoogieDeclarations]: Found specification of procedure usb_choose_configuration [2021-11-25 20:12:06,270 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_choose_configuration [2021-11-25 20:12:06,270 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_suspend [2021-11-25 20:12:06,270 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_suspend [2021-11-25 20:12:06,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 20:12:06,271 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-25 20:12:06,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-25 20:12:06,271 INFO L130 BoogieDeclarations]: Found specification of procedure set_port_feature [2021-11-25 20:12:06,271 INFO L138 BoogieDeclarations]: Found implementation of procedure set_port_feature [2021-11-25 20:12:06,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-25 20:12:06,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-25 20:12:06,271 INFO L130 BoogieDeclarations]: Found specification of procedure __usb_unanchor_urb [2021-11-25 20:12:06,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __usb_unanchor_urb [2021-11-25 20:12:06,271 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acpi_find_device [2021-11-25 20:12:06,272 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acpi_find_device [2021-11-25 20:12:06,272 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_descriptor [2021-11-25 20:12:06,272 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_descriptor [2021-11-25 20:12:06,272 INFO L130 BoogieDeclarations]: Found specification of procedure do_rebind_interfaces [2021-11-25 20:12:06,272 INFO L138 BoogieDeclarations]: Found implementation of procedure do_rebind_interfaces [2021-11-25 20:12:08,572 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 20:12:08,583 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 20:16:18,744 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 20:16:30,318 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 20:16:30,318 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 20:16:30,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:16:30 BoogieIcfgContainer [2021-11-25 20:16:30,328 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 20:16:30,329 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 20:16:30,329 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 20:16:30,345 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 20:16:30,345 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:11:45" (1/3) ... [2021-11-25 20:16:30,346 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7abbf663 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:16:30, skipping insertion in model container [2021-11-25 20:16:30,346 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:12:03" (2/3) ... [2021-11-25 20:16:30,346 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7abbf663 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:16:30, skipping insertion in model container [2021-11-25 20:16:30,347 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:16:30" (3/3) ... [2021-11-25 20:16:30,348 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--usb--core--usbcore.ko-ldv_main13.cil.out.i [2021-11-25 20:16:30,353 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 20:16:30,353 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 20:16:30,429 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 20:16:30,436 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 [2021-11-25 20:16:30,436 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 20:16:30,573 INFO L276 IsEmpty]: Start isEmpty. Operand has 6153 states, 3807 states have (on average 1.3441029682164434) internal successors, (5117), 3971 states have internal predecessors, (5117), 1872 states have call successors, (1872), 472 states have call predecessors, (1872), 472 states have return successors, (1872), 1845 states have call predecessors, (1872), 1872 states have call successors, (1872) [2021-11-25 20:16:30,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 20:16:30,577 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:30,578 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:30,578 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:16:30,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:30,583 INFO L85 PathProgramCache]: Analyzing trace with hash 1319299337, now seen corresponding path program 1 times [2021-11-25 20:16:30,592 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:30,593 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745956355] [2021-11-25 20:16:30,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:30,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:31,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:32,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:16:32,259 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:32,259 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745956355] [2021-11-25 20:16:32,261 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1745956355] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:32,261 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:32,261 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:16:32,263 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666987132] [2021-11-25 20:16:32,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:32,268 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:16:32,268 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:32,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:16:32,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:16:32,312 INFO L87 Difference]: Start difference. First operand has 6153 states, 3807 states have (on average 1.3441029682164434) internal successors, (5117), 3971 states have internal predecessors, (5117), 1872 states have call successors, (1872), 472 states have call predecessors, (1872), 472 states have return successors, (1872), 1845 states have call predecessors, (1872), 1872 states have call successors, (1872) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-25 20:16:34,633 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:16:37,247 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:16:42,608 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:16:47,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:16:47,174 INFO L93 Difference]: Finished difference Result 18241 states and 27617 transitions. [2021-11-25 20:16:47,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:16:47,179 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 10 [2021-11-25 20:16:47,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:16:47,321 INFO L225 Difference]: With dead ends: 18241 [2021-11-25 20:16:47,321 INFO L226 Difference]: Without dead ends: 12064 [2021-11-25 20:16:47,385 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:16:47,389 INFO L933 BasicCegarLoop]: 10746 mSDtfsCounter, 9178 mSDsluCounter, 8565 mSDsCounter, 0 mSdLazyCounter, 2074 mSolverCounterSat, 4 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9185 SdHoareTripleChecker+Valid, 18361 SdHoareTripleChecker+Invalid, 2080 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 2074 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.0s IncrementalHoareTripleChecker+Time [2021-11-25 20:16:47,390 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9185 Valid, 18361 Invalid, 2080 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 2074 Invalid, 2 Unknown, 0 Unchecked, 14.0s Time] [2021-11-25 20:16:47,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12064 states. [2021-11-25 20:16:48,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12064 to 12051. [2021-11-25 20:16:48,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12051 states, 7471 states have (on average 1.3415874715566858) internal successors, (10023), 7784 states have internal predecessors, (10023), 3650 states have call successors, (3650), 932 states have call predecessors, (3650), 929 states have return successors, (4027), 3564 states have call predecessors, (4027), 3618 states have call successors, (4027) [2021-11-25 20:16:48,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12051 states to 12051 states and 17700 transitions. [2021-11-25 20:16:48,476 INFO L78 Accepts]: Start accepts. Automaton has 12051 states and 17700 transitions. Word has length 10 [2021-11-25 20:16:48,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:16:48,477 INFO L470 AbstractCegarLoop]: Abstraction has 12051 states and 17700 transitions. [2021-11-25 20:16:48,477 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-25 20:16:48,478 INFO L276 IsEmpty]: Start isEmpty. Operand 12051 states and 17700 transitions. [2021-11-25 20:16:48,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 20:16:48,478 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:16:48,479 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:16:48,479 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 20:16:48,479 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:16:48,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:16:48,480 INFO L85 PathProgramCache]: Analyzing trace with hash -2054952079, now seen corresponding path program 1 times [2021-11-25 20:16:48,480 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:16:48,480 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065632229] [2021-11-25 20:16:48,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:16:48,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:16:48,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:16:49,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:16:49,301 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:16:49,302 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065632229] [2021-11-25 20:16:49,303 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1065632229] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:16:49,303 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:16:49,303 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:16:49,303 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347912000] [2021-11-25 20:16:49,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:16:49,305 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:16:49,305 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:16:49,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:16:49,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:16:49,306 INFO L87 Difference]: Start difference. First operand 12051 states and 17700 transitions. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-25 20:16:51,644 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:16:54,128 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:16:57,527 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:17:03,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:17:03,733 INFO L93 Difference]: Finished difference Result 23884 states and 35057 transitions. [2021-11-25 20:17:03,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:17:03,734 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2021-11-25 20:17:03,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:17:03,944 INFO L225 Difference]: With dead ends: 23884 [2021-11-25 20:17:03,944 INFO L226 Difference]: Without dead ends: 23881 [2021-11-25 20:17:03,962 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:17:03,964 INFO L933 BasicCegarLoop]: 10173 mSDtfsCounter, 8645 mSDsluCounter, 8740 mSDsCounter, 0 mSdLazyCounter, 2009 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8654 SdHoareTripleChecker+Valid, 17949 SdHoareTripleChecker+Invalid, 2012 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2009 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.5s IncrementalHoareTripleChecker+Time [2021-11-25 20:17:03,965 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8654 Valid, 17949 Invalid, 2012 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 2009 Invalid, 3 Unknown, 0 Unchecked, 13.5s Time] [2021-11-25 20:17:04,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23881 states. [2021-11-25 20:17:05,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23881 to 23844. [2021-11-25 20:17:05,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23844 states, 14796 states have (on average 1.3410381184103812) internal successors, (19842), 15398 states have internal predecessors, (19842), 7197 states have call successors, (7197), 1855 states have call predecessors, (7197), 1850 states have return successors, (7979), 7048 states have call predecessors, (7979), 7166 states have call successors, (7979) [2021-11-25 20:17:05,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23844 states to 23844 states and 35018 transitions. [2021-11-25 20:17:05,717 INFO L78 Accepts]: Start accepts. Automaton has 23844 states and 35018 transitions. Word has length 11 [2021-11-25 20:17:05,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:17:05,717 INFO L470 AbstractCegarLoop]: Abstraction has 23844 states and 35018 transitions. [2021-11-25 20:17:05,717 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-25 20:17:05,717 INFO L276 IsEmpty]: Start isEmpty. Operand 23844 states and 35018 transitions. [2021-11-25 20:17:05,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 20:17:05,718 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:17:05,718 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:17:05,718 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 20:17:05,719 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:17:05,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:17:05,719 INFO L85 PathProgramCache]: Analyzing trace with hash 717441292, now seen corresponding path program 1 times [2021-11-25 20:17:05,720 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:17:05,720 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783031412] [2021-11-25 20:17:05,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:17:05,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:17:06,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:17:06,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:17:06,467 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:17:06,468 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [783031412] [2021-11-25 20:17:06,468 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [783031412] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:17:06,468 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:17:06,468 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:17:06,468 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312469516] [2021-11-25 20:17:06,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:17:06,469 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:17:06,469 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:17:06,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:17:06,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:17:06,470 INFO L87 Difference]: Start difference. First operand 23844 states and 35018 transitions. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-25 20:17:08,803 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:17:11,177 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:17:14,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:17:14,418 INFO L93 Difference]: Finished difference Result 23848 states and 35027 transitions. [2021-11-25 20:17:14,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:17:14,418 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2021-11-25 20:17:14,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:17:14,538 INFO L225 Difference]: With dead ends: 23848 [2021-11-25 20:17:14,538 INFO L226 Difference]: Without dead ends: 23845 [2021-11-25 20:17:14,553 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:17:14,554 INFO L933 BasicCegarLoop]: 7834 mSDtfsCounter, 8797 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 972 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8804 SdHoareTripleChecker+Valid, 7835 SdHoareTripleChecker+Invalid, 974 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 972 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2021-11-25 20:17:14,555 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8804 Valid, 7835 Invalid, 974 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 972 Invalid, 2 Unknown, 0 Unchecked, 7.6s Time] [2021-11-25 20:17:14,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23845 states. [2021-11-25 20:17:15,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23845 to 23845. [2021-11-25 20:17:15,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23845 states, 14797 states have (on average 1.3409474893559505) internal successors, (19842), 15399 states have internal predecessors, (19842), 7196 states have call successors, (7196), 1855 states have call predecessors, (7196), 1851 states have return successors, (7986), 7048 states have call predecessors, (7986), 7166 states have call successors, (7986) [2021-11-25 20:17:16,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23845 states to 23845 states and 35024 transitions. [2021-11-25 20:17:16,064 INFO L78 Accepts]: Start accepts. Automaton has 23845 states and 35024 transitions. Word has length 12 [2021-11-25 20:17:16,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:17:16,065 INFO L470 AbstractCegarLoop]: Abstraction has 23845 states and 35024 transitions. [2021-11-25 20:17:16,065 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-25 20:17:16,065 INFO L276 IsEmpty]: Start isEmpty. Operand 23845 states and 35024 transitions. [2021-11-25 20:17:16,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 20:17:16,066 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:17:16,066 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:17:16,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-25 20:17:16,067 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:17:16,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:17:16,067 INFO L85 PathProgramCache]: Analyzing trace with hash 762294740, now seen corresponding path program 1 times [2021-11-25 20:17:16,067 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:17:16,068 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210131826] [2021-11-25 20:17:16,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:17:16,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:17:16,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:17:16,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:17:16,811 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:17:16,811 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210131826] [2021-11-25 20:17:16,811 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [210131826] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:17:16,811 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:17:16,811 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:17:16,812 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669456787] [2021-11-25 20:17:16,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:17:16,812 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:17:16,812 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:17:16,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:17:16,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:17:16,813 INFO L87 Difference]: Start difference. First operand 23845 states and 35024 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-25 20:17:19,040 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:17:21,435 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:17:30,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:17:30,065 INFO L93 Difference]: Finished difference Result 70728 states and 113065 transitions. [2021-11-25 20:17:30,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:17:30,066 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2021-11-25 20:17:30,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:17:30,377 INFO L225 Difference]: With dead ends: 70728 [2021-11-25 20:17:30,378 INFO L226 Difference]: Without dead ends: 46887 [2021-11-25 20:17:30,582 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:17:30,585 INFO L933 BasicCegarLoop]: 10809 mSDtfsCounter, 9008 mSDsluCounter, 9092 mSDsCounter, 0 mSdLazyCounter, 2043 mSolverCounterSat, 7 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9008 SdHoareTripleChecker+Valid, 18949 SdHoareTripleChecker+Invalid, 2052 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 2043 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.7s IncrementalHoareTripleChecker+Time [2021-11-25 20:17:30,587 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9008 Valid, 18949 Invalid, 2052 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 2043 Invalid, 2 Unknown, 0 Unchecked, 11.7s Time] [2021-11-25 20:17:30,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46887 states. [2021-11-25 20:17:33,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46887 to 46790. [2021-11-25 20:17:33,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46790 states, 29148 states have (on average 1.3428365582544257) internal successors, (39141), 30372 states have internal predecessors, (39141), 14009 states have call successors, (14009), 3671 states have call predecessors, (14009), 3632 states have return successors, (20103), 13636 states have call predecessors, (20103), 13967 states have call successors, (20103) [2021-11-25 20:17:33,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46790 states to 46790 states and 73253 transitions. [2021-11-25 20:17:33,767 INFO L78 Accepts]: Start accepts. Automaton has 46790 states and 73253 transitions. Word has length 13 [2021-11-25 20:17:33,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:17:33,768 INFO L470 AbstractCegarLoop]: Abstraction has 46790 states and 73253 transitions. [2021-11-25 20:17:33,768 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-25 20:17:33,768 INFO L276 IsEmpty]: Start isEmpty. Operand 46790 states and 73253 transitions. [2021-11-25 20:17:33,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 20:17:33,770 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:17:33,770 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:17:33,770 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-25 20:17:33,770 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:17:33,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:17:33,772 INFO L85 PathProgramCache]: Analyzing trace with hash -2142210801, now seen corresponding path program 1 times [2021-11-25 20:17:33,772 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:17:33,772 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480536351] [2021-11-25 20:17:33,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:17:33,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:17:34,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:17:34,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:17:34,962 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:17:34,962 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480536351] [2021-11-25 20:17:34,963 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480536351] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:17:34,963 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:17:34,963 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:17:34,963 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639598505] [2021-11-25 20:17:34,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:17:34,964 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:17:34,964 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:17:34,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:17:34,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:17:34,965 INFO L87 Difference]: Start difference. First operand 46790 states and 73253 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-25 20:17:37,308 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:17:39,729 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:17:48,278 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:17:49,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:17:49,490 INFO L93 Difference]: Finished difference Result 130995 states and 226403 transitions. [2021-11-25 20:17:49,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 20:17:49,490 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2021-11-25 20:17:49,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:17:50,343 INFO L225 Difference]: With dead ends: 130995 [2021-11-25 20:17:50,343 INFO L226 Difference]: Without dead ends: 84209 [2021-11-25 20:17:50,783 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:17:50,783 INFO L933 BasicCegarLoop]: 10002 mSDtfsCounter, 9118 mSDsluCounter, 7271 mSDsCounter, 0 mSdLazyCounter, 1844 mSolverCounterSat, 4 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9125 SdHoareTripleChecker+Valid, 16462 SdHoareTripleChecker+Invalid, 1850 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1844 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.6s IncrementalHoareTripleChecker+Time [2021-11-25 20:17:50,783 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9125 Valid, 16462 Invalid, 1850 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1844 Invalid, 2 Unknown, 0 Unchecked, 11.6s Time] [2021-11-25 20:17:50,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84209 states. [2021-11-25 20:17:54,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84209 to 84101. [2021-11-25 20:17:54,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84101 states, 52050 states have (on average 1.3379827089337175) internal successors, (69642), 54324 states have internal predecessors, (69642), 25150 states have call successors, (25150), 7004 states have call predecessors, (25150), 6900 states have return successors, (42429), 24382 states have call predecessors, (42429), 25107 states have call successors, (42429) [2021-11-25 20:17:56,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84101 states to 84101 states and 137221 transitions. [2021-11-25 20:17:56,063 INFO L78 Accepts]: Start accepts. Automaton has 84101 states and 137221 transitions. Word has length 14 [2021-11-25 20:17:56,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:17:56,064 INFO L470 AbstractCegarLoop]: Abstraction has 84101 states and 137221 transitions. [2021-11-25 20:17:56,064 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-25 20:17:56,065 INFO L276 IsEmpty]: Start isEmpty. Operand 84101 states and 137221 transitions. [2021-11-25 20:17:56,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 20:17:56,066 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:17:56,066 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:17:56,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-25 20:17:56,066 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:17:56,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:17:56,067 INFO L85 PathProgramCache]: Analyzing trace with hash -1987564489, now seen corresponding path program 1 times [2021-11-25 20:17:56,067 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:17:56,067 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [817943291] [2021-11-25 20:17:56,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:17:56,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:17:56,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:17:57,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 20:17:57,154 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:17:57,154 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [817943291] [2021-11-25 20:17:57,155 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [817943291] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:17:57,155 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:17:57,155 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 20:17:57,155 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914445819] [2021-11-25 20:17:57,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:17:57,156 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 20:17:57,156 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:17:57,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 20:17:57,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 20:17:57,157 INFO L87 Difference]: Start difference. First operand 84101 states and 137221 transitions. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-25 20:17:59,413 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:18:01,816 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-25 20:18:07,767 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []