./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.7.3/main11_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.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_6cb9ae9a-61f2-407f-bb2b-54eb89cc7b30/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cb9ae9a-61f2-407f-bb2b-54eb89cc7b30/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cb9ae9a-61f2-407f-bb2b-54eb89cc7b30/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cb9ae9a-61f2-407f-bb2b-54eb89cc7b30/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.7.3/main11_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cb9ae9a-61f2-407f-bb2b-54eb89cc7b30/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cb9ae9a-61f2-407f-bb2b-54eb89cc7b30/bin/uautomizer-DrprNOufMa --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 46a9312fb4d6e5207203cb3c1ba291a41c1b3a3626d31113c3bea3649a0ad3b4 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 01:43:58,215 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 01:43:58,216 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 01:43:58,245 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 01:43:58,246 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 01:43:58,247 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 01:43:58,249 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 01:43:58,252 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 01:43:58,254 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 01:43:58,255 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 01:43:58,256 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 01:43:58,258 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 01:43:58,258 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 01:43:58,259 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 01:43:58,261 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 01:43:58,263 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 01:43:58,264 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 01:43:58,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 01:43:58,267 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 01:43:58,269 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 01:43:58,271 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 01:43:58,272 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 01:43:58,273 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 01:43:58,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 01:43:58,276 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 01:43:58,277 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 01:43:58,277 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 01:43:58,278 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 01:43:58,278 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 01:43:58,279 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 01:43:58,279 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 01:43:58,280 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 01:43:58,281 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 01:43:58,281 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 01:43:58,282 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 01:43:58,282 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 01:43:58,283 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 01:43:58,283 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 01:43:58,283 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 01:43:58,283 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 01:43:58,284 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 01:43:58,285 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cb9ae9a-61f2-407f-bb2b-54eb89cc7b30/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-07 01:43:58,301 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 01:43:58,301 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 01:43:58,301 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 01:43:58,301 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 01:43:58,302 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-07 01:43:58,302 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-07 01:43:58,303 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 01:43:58,303 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 01:43:58,303 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 01:43:58,303 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 01:43:58,303 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-07 01:43:58,303 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 01:43:58,303 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-07 01:43:58,303 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-07 01:43:58,303 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-07 01:43:58,304 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 01:43:58,304 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 01:43:58,304 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-07 01:43:58,304 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 01:43:58,304 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 01:43:58,304 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-07 01:43:58,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 01:43:58,304 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 01:43:58,305 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-07 01:43:58,305 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-07 01:43:58,305 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-07 01:43:58,305 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-07 01:43:58,305 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-07 01:43:58,305 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-07 01:43:58,305 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-07 01:43:58,305 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-07 01:43:58,305 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_6cb9ae9a-61f2-407f-bb2b-54eb89cc7b30/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cb9ae9a-61f2-407f-bb2b-54eb89cc7b30/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 46a9312fb4d6e5207203cb3c1ba291a41c1b3a3626d31113c3bea3649a0ad3b4 [2021-12-07 01:43:58,480 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 01:43:58,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 01:43:58,497 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 01:43:58,498 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 01:43:58,498 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 01:43:58,499 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cb9ae9a-61f2-407f-bb2b-54eb89cc7b30/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-linux-3.7.3/main11_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i [2021-12-07 01:43:58,540 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cb9ae9a-61f2-407f-bb2b-54eb89cc7b30/bin/uautomizer-DrprNOufMa/data/b9c7c6d34/fb38fc4297ee4c4ea82a6af32118372a/FLAGf148b1e28 [2021-12-07 01:43:59,453 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 01:43:59,453 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cb9ae9a-61f2-407f-bb2b-54eb89cc7b30/sv-benchmarks/c/ldv-linux-3.7.3/main11_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i [2021-12-07 01:43:59,530 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cb9ae9a-61f2-407f-bb2b-54eb89cc7b30/bin/uautomizer-DrprNOufMa/data/b9c7c6d34/fb38fc4297ee4c4ea82a6af32118372a/FLAGf148b1e28 [2021-12-07 01:43:59,570 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cb9ae9a-61f2-407f-bb2b-54eb89cc7b30/bin/uautomizer-DrprNOufMa/data/b9c7c6d34/fb38fc4297ee4c4ea82a6af32118372a [2021-12-07 01:43:59,573 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 01:43:59,574 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 01:43:59,575 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 01:43:59,575 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 01:43:59,578 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 01:43:59,579 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:43:59" (1/1) ... [2021-12-07 01:43:59,580 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76ebf8ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:43:59, skipping insertion in model container [2021-12-07 01:43:59,580 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:43:59" (1/1) ... [2021-12-07 01:43:59,586 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 01:43:59,771 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 01:44:12,446 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_6cb9ae9a-61f2-407f-bb2b-54eb89cc7b30/sv-benchmarks/c/ldv-linux-3.7.3/main11_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i[1057113,1057126] [2021-12-07 01:44:13,020 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:44:13,107 INFO L203 MainTranslator]: Completed pre-run [2021-12-07 01:44:14,085 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_6cb9ae9a-61f2-407f-bb2b-54eb89cc7b30/sv-benchmarks/c/ldv-linux-3.7.3/main11_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i[1057113,1057126] [2021-12-07 01:44:14,108 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:44:14,618 INFO L208 MainTranslator]: Completed translation [2021-12-07 01:44:14,619 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:44:14 WrapperNode [2021-12-07 01:44:14,619 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 01:44:14,620 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-07 01:44:14,620 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-07 01:44:14,620 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-07 01:44:14,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:44:14" (1/1) ... [2021-12-07 01:44:14,800 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:44:14" (1/1) ... [2021-12-07 01:44:15,193 INFO L137 Inliner]: procedures = 1364, calls = 15139, calls flagged for inlining = 461, calls inlined = 337, statements flattened = 23962 [2021-12-07 01:44:15,194 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-07 01:44:15,195 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-07 01:44:15,195 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-07 01:44:15,195 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-07 01:44:15,202 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:44:14" (1/1) ... [2021-12-07 01:44:15,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:44:14" (1/1) ... [2021-12-07 01:44:15,366 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:44:14" (1/1) ... [2021-12-07 01:44:15,367 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:44:14" (1/1) ... [2021-12-07 01:44:15,654 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:44:14" (1/1) ... [2021-12-07 01:44:15,712 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:44:14" (1/1) ... [2021-12-07 01:44:15,851 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:44:14" (1/1) ... [2021-12-07 01:44:15,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-07 01:44:15,958 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-07 01:44:15,959 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-07 01:44:15,959 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-07 01:44:15,960 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:44:14" (1/1) ... [2021-12-07 01:44:15,967 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 01:44:15,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cb9ae9a-61f2-407f-bb2b-54eb89cc7b30/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:44:15,993 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cb9ae9a-61f2-407f-bb2b-54eb89cc7b30/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-07 01:44:15,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cb9ae9a-61f2-407f-bb2b-54eb89cc7b30/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-07 01:44:16,035 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-12-07 01:44:16,035 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-12-07 01:44:16,035 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-12-07 01:44:16,035 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-12-07 01:44:16,035 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-12-07 01:44:16,035 INFO L130 BoogieDeclarations]: Found specification of procedure device_lock___3 [2021-12-07 01:44:16,035 INFO L138 BoogieDeclarations]: Found implementation of procedure device_lock___3 [2021-12-07 01:44:16,036 INFO L130 BoogieDeclarations]: Found specification of procedure device_lock___4 [2021-12-07 01:44:16,036 INFO L138 BoogieDeclarations]: Found implementation of procedure device_lock___4 [2021-12-07 01:44:16,036 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-12-07 01:44:16,036 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_set_suspended [2021-12-07 01:44:16,036 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_set_suspended [2021-12-07 01:44:16,036 INFO L130 BoogieDeclarations]: Found specification of procedure unmap_urb_for_dma [2021-12-07 01:44:16,036 INFO L138 BoogieDeclarations]: Found implementation of procedure unmap_urb_for_dma [2021-12-07 01:44:16,036 INFO L130 BoogieDeclarations]: Found specification of procedure device_is_registered [2021-12-07 01:44:16,036 INFO L138 BoogieDeclarations]: Found implementation of procedure device_is_registered [2021-12-07 01:44:16,036 INFO L130 BoogieDeclarations]: Found specification of procedure usb_release_dev [2021-12-07 01:44:16,036 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_release_dev [2021-12-07 01:44:16,036 INFO L130 BoogieDeclarations]: Found specification of procedure usbdev_notify [2021-12-07 01:44:16,037 INFO L138 BoogieDeclarations]: Found implementation of procedure usbdev_notify [2021-12-07 01:44:16,037 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2021-12-07 01:44:16,037 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2021-12-07 01:44:16,037 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_endpoint [2021-12-07 01:44:16,037 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_endpoint [2021-12-07 01:44:16,037 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_async [2021-12-07 01:44:16,037 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_async [2021-12-07 01:44:16,037 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-12-07 01:44:16,037 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-12-07 01:44:16,037 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_device_state [2021-12-07 01:44:16,037 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_device_state [2021-12-07 01:44:16,038 INFO L130 BoogieDeclarations]: Found specification of procedure device_del [2021-12-07 01:44:16,038 INFO L138 BoogieDeclarations]: Found implementation of procedure device_del [2021-12-07 01:44:16,038 INFO L130 BoogieDeclarations]: Found specification of procedure device_unlock [2021-12-07 01:44:16,038 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unlock [2021-12-07 01:44:16,038 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_device_initiated_lpm [2021-12-07 01:44:16,038 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_device_initiated_lpm [2021-12-07 01:44:16,038 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_all_async [2021-12-07 01:44:16,038 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_all_async [2021-12-07 01:44:16,038 INFO L130 BoogieDeclarations]: Found specification of procedure usb_runtime_resume [2021-12-07 01:44:16,038 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_runtime_resume [2021-12-07 01:44:16,038 INFO L130 BoogieDeclarations]: Found specification of procedure hub_usb3_port_disable [2021-12-07 01:44:16,039 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_usb3_port_disable [2021-12-07 01:44:16,039 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2021-12-07 01:44:16,039 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2021-12-07 01:44:16,039 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~bool~0~TO~int [2021-12-07 01:44:16,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~bool~0~TO~int [2021-12-07 01:44:16,039 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-12-07 01:44:16,039 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-12-07 01:44:16,039 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2021-12-07 01:44:16,039 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2021-12-07 01:44:16,039 INFO L130 BoogieDeclarations]: Found specification of procedure usb_destroy_configuration [2021-12-07 01:44:16,039 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_destroy_configuration [2021-12-07 01:44:16,040 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-07 01:44:16,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-07 01:44:16,040 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2021-12-07 01:44:16,040 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2021-12-07 01:44:16,040 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_put_sync_autosuspend [2021-12-07 01:44:16,040 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_put_sync_autosuspend [2021-12-07 01:44:16,040 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-07 01:44:16,040 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-07 01:44:16,040 INFO L130 BoogieDeclarations]: Found specification of procedure hub_disconnect [2021-12-07 01:44:16,040 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_disconnect [2021-12-07 01:44:16,040 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_should_stop [2021-12-07 01:44:16,040 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_should_stop [2021-12-07 01:44:16,041 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-07 01:44:16,041 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-07 01:44:16,041 INFO L130 BoogieDeclarations]: Found specification of procedure hub_hub_status [2021-12-07 01:44:16,041 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_hub_status [2021-12-07 01:44:16,041 INFO L130 BoogieDeclarations]: Found specification of procedure port_is_power_on [2021-12-07 01:44:16,041 INFO L138 BoogieDeclarations]: Found implementation of procedure port_is_power_on [2021-12-07 01:44:16,041 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_one_id [2021-12-07 01:44:16,041 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_one_id [2021-12-07 01:44:16,041 INFO L130 BoogieDeclarations]: Found specification of procedure add_device_randomness [2021-12-07 01:44:16,041 INFO L138 BoogieDeclarations]: Found implementation of procedure add_device_randomness [2021-12-07 01:44:16,041 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_link_state [2021-12-07 01:44:16,042 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_link_state [2021-12-07 01:44:16,042 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlocked_enable_lpm [2021-12-07 01:44:16,042 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlocked_enable_lpm [2021-12-07 01:44:16,042 INFO L130 BoogieDeclarations]: Found specification of procedure ptr_to_compat [2021-12-07 01:44:16,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ptr_to_compat [2021-12-07 01:44:16,042 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-07 01:44:16,042 INFO L130 BoogieDeclarations]: Found specification of procedure checkintf [2021-12-07 01:44:16,042 INFO L138 BoogieDeclarations]: Found implementation of procedure checkintf [2021-12-07 01:44:16,042 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_lpm_pel [2021-12-07 01:44:16,042 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_lpm_pel [2021-12-07 01:44:16,042 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-07 01:44:16,042 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-07 01:44:16,043 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_set_autosuspend_delay [2021-12-07 01:44:16,043 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_set_autosuspend_delay [2021-12-07 01:44:16,043 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_bulk_urbs [2021-12-07 01:44:16,043 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_bulk_urbs [2021-12-07 01:44:16,043 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2021-12-07 01:44:16,043 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2021-12-07 01:44:16,043 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_logical_disconnect [2021-12-07 01:44:16,043 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_logical_disconnect [2021-12-07 01:44:16,043 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-07 01:44:16,043 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-07 01:44:16,043 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_flush_endpoint [2021-12-07 01:44:16,043 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_flush_endpoint [2021-12-07 01:44:16,044 INFO L130 BoogieDeclarations]: Found specification of procedure get_port_status [2021-12-07 01:44:16,044 INFO L138 BoogieDeclarations]: Found implementation of procedure get_port_status [2021-12-07 01:44:16,044 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page___1 [2021-12-07 01:44:16,044 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page___1 [2021-12-07 01:44:16,044 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2021-12-07 01:44:16,044 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2021-12-07 01:44:16,044 INFO L130 BoogieDeclarations]: Found specification of procedure bus_find_device [2021-12-07 01:44:16,044 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_find_device [2021-12-07 01:44:16,044 INFO L130 BoogieDeclarations]: Found specification of procedure driver_suspend [2021-12-07 01:44:16,044 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_suspend [2021-12-07 01:44:16,044 INFO L130 BoogieDeclarations]: Found specification of procedure usb_device_poll [2021-12-07 01:44:16,044 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_device_poll [2021-12-07 01:44:16,045 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hc_died [2021-12-07 01:44:16,045 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hc_died [2021-12-07 01:44:16,045 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_put_noidle [2021-12-07 01:44:16,045 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_put_noidle [2021-12-07 01:44:16,045 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-07 01:44:16,045 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-07 01:44:16,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_status_mutex [2021-12-07 01:44:16,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_status_mutex [2021-12-07 01:44:16,045 INFO L130 BoogieDeclarations]: Found specification of procedure hub_irq [2021-12-07 01:44:16,045 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_irq [2021-12-07 01:44:16,045 INFO L130 BoogieDeclarations]: Found specification of procedure usb_port_suspend [2021-12-07 01:44:16,045 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_port_suspend [2021-12-07 01:44:16,046 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-07 01:44:16,046 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-07 01:44:16,046 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_device_descriptor [2021-12-07 01:44:16,046 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_device_descriptor [2021-12-07 01:44:16,046 INFO L130 BoogieDeclarations]: Found specification of procedure hub_quiesce [2021-12-07 01:44:16,046 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_quiesce [2021-12-07 01:44:16,046 INFO L130 BoogieDeclarations]: Found specification of procedure usb_find_alt_setting [2021-12-07 01:44:16,046 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_find_alt_setting [2021-12-07 01:44:16,046 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb [2021-12-07 01:44:16,046 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb [2021-12-07 01:44:16,046 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-07 01:44:16,046 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-07 01:44:16,047 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2021-12-07 01:44:16,047 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2021-12-07 01:44:16,047 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_zero_bit [2021-12-07 01:44:16,047 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_zero_bit [2021-12-07 01:44:16,047 INFO L130 BoogieDeclarations]: Found specification of procedure device_unlock___3 [2021-12-07 01:44:16,047 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unlock___3 [2021-12-07 01:44:16,047 INFO L130 BoogieDeclarations]: Found specification of procedure device_unlock___4 [2021-12-07 01:44:16,047 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unlock___4 [2021-12-07 01:44:16,047 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_runtime_resume [2021-12-07 01:44:16,047 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_runtime_resume [2021-12-07 01:44:16,047 INFO L130 BoogieDeclarations]: Found specification of procedure async_getcompleted [2021-12-07 01:44:16,047 INFO L138 BoogieDeclarations]: Found implementation of procedure async_getcompleted [2021-12-07 01:44:16,047 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_reset_endpoint [2021-12-07 01:44:16,048 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_reset_endpoint [2021-12-07 01:44:16,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-12-07 01:44:16,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-12-07 01:44:16,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-07 01:44:16,048 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_complete [2021-12-07 01:44:16,048 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_complete [2021-12-07 01:44:16,048 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_connect_change [2021-12-07 01:44:16,048 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_connect_change [2021-12-07 01:44:16,048 INFO L130 BoogieDeclarations]: Found specification of procedure __usb_queue_reset_device [2021-12-07 01:44:16,048 INFO L138 BoogieDeclarations]: Found implementation of procedure __usb_queue_reset_device [2021-12-07 01:44:16,048 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2021-12-07 01:44:16,049 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2021-12-07 01:44:16,049 INFO L130 BoogieDeclarations]: Found specification of procedure device_unlock___1 [2021-12-07 01:44:16,049 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unlock___1 [2021-12-07 01:44:16,049 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_usb2_hardware_lpm [2021-12-07 01:44:16,049 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_usb2_hardware_lpm [2021-12-07 01:44:16,049 INFO L130 BoogieDeclarations]: Found specification of procedure usb_probe_interface [2021-12-07 01:44:16,049 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_probe_interface [2021-12-07 01:44:16,049 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_buffer_alloc [2021-12-07 01:44:16,049 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_buffer_alloc [2021-12-07 01:44:16,049 INFO L130 BoogieDeclarations]: Found specification of procedure rh_urb_enqueue [2021-12-07 01:44:16,049 INFO L138 BoogieDeclarations]: Found implementation of procedure rh_urb_enqueue [2021-12-07 01:44:16,049 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2021-12-07 01:44:16,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2021-12-07 01:44:16,050 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2021-12-07 01:44:16,050 INFO L130 BoogieDeclarations]: Found specification of procedure hub_free_dev [2021-12-07 01:44:16,050 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_free_dev [2021-12-07 01:44:16,050 INFO L130 BoogieDeclarations]: Found specification of procedure clear_hub_feature [2021-12-07 01:44:16,050 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_hub_feature [2021-12-07 01:44:16,050 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-07 01:44:16,050 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-07 01:44:16,050 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-07 01:44:16,050 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-07 01:44:16,050 INFO L130 BoogieDeclarations]: Found specification of procedure usb_device_is_owned [2021-12-07 01:44:16,050 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_device_is_owned [2021-12-07 01:44:16,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_bandwidth_mutex [2021-12-07 01:44:16,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_bandwidth_mutex [2021-12-07 01:44:16,050 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-12-07 01:44:16,051 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-12-07 01:44:16,051 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2021-12-07 01:44:16,051 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2021-12-07 01:44:16,051 INFO L130 BoogieDeclarations]: Found specification of procedure usb_suspend [2021-12-07 01:44:16,051 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_suspend [2021-12-07 01:44:16,051 INFO L130 BoogieDeclarations]: Found specification of procedure release_devnum [2021-12-07 01:44:16,051 INFO L138 BoogieDeclarations]: Found implementation of procedure release_devnum [2021-12-07 01:44:16,051 INFO L130 BoogieDeclarations]: Found specification of procedure snoop_urb [2021-12-07 01:44:16,051 INFO L138 BoogieDeclarations]: Found implementation of procedure snoop_urb [2021-12-07 01:44:16,051 INFO L130 BoogieDeclarations]: Found specification of procedure device_lock [2021-12-07 01:44:16,051 INFO L138 BoogieDeclarations]: Found implementation of procedure device_lock [2021-12-07 01:44:16,051 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2021-12-07 01:44:16,051 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2021-12-07 01:44:16,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-07 01:44:16,052 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autoresume_device [2021-12-07 01:44:16,052 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autoresume_device [2021-12-07 01:44:16,052 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-07 01:44:16,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-07 01:44:16,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-07 01:44:16,052 INFO L130 BoogieDeclarations]: Found specification of procedure usb_resume_interface [2021-12-07 01:44:16,052 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_resume_interface [2021-12-07 01:44:16,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-07 01:44:16,052 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-07 01:44:16,052 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-07 01:44:16,052 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-07 01:44:16,053 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-12-07 01:44:16,053 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-12-07 01:44:16,053 INFO L130 BoogieDeclarations]: Found specification of procedure usb_create_ep_devs [2021-12-07 01:44:16,053 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_create_ep_devs [2021-12-07 01:44:16,053 INFO L130 BoogieDeclarations]: Found specification of procedure set_port_led [2021-12-07 01:44:16,053 INFO L138 BoogieDeclarations]: Found implementation of procedure set_port_led [2021-12-07 01:44:16,053 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-07 01:44:16,053 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-07 01:44:16,053 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-12-07 01:44:16,053 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-12-07 01:44:16,053 INFO L130 BoogieDeclarations]: Found specification of procedure device_unregister [2021-12-07 01:44:16,053 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unregister [2021-12-07 01:44:16,053 INFO L130 BoogieDeclarations]: Found specification of procedure usb_runtime_suspend [2021-12-07 01:44:16,054 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_runtime_suspend [2021-12-07 01:44:16,054 INFO L130 BoogieDeclarations]: Found specification of procedure hub_set_port_link_state [2021-12-07 01:44:16,054 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_set_port_link_state [2021-12-07 01:44:16,054 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-07 01:44:16,054 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-07 01:44:16,054 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_device [2021-12-07 01:44:16,054 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_device [2021-12-07 01:44:16,054 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_suspend_noirq [2021-12-07 01:44:16,054 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_suspend_noirq [2021-12-07 01:44:16,054 INFO L130 BoogieDeclarations]: Found specification of procedure device_can_wakeup [2021-12-07 01:44:16,054 INFO L138 BoogieDeclarations]: Found implementation of procedure device_can_wakeup [2021-12-07 01:44:16,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex [2021-12-07 01:44:16,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex [2021-12-07 01:44:16,055 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_langid [2021-12-07 01:44:16,055 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_langid [2021-12-07 01:44:16,055 INFO L130 BoogieDeclarations]: Found specification of procedure __pm_runtime_suspend [2021-12-07 01:44:16,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __pm_runtime_suspend [2021-12-07 01:44:16,055 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-07 01:44:16,055 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-07 01:44:16,055 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_interface [2021-12-07 01:44:16,055 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_interface [2021-12-07 01:44:16,055 INFO L130 BoogieDeclarations]: Found specification of procedure freezing [2021-12-07 01:44:16,055 INFO L138 BoogieDeclarations]: Found implementation of procedure freezing [2021-12-07 01:44:16,055 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_autosuspend [2021-12-07 01:44:16,055 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_autosuspend [2021-12-07 01:44:16,055 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-12-07 01:44:16,056 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-12-07 01:44:16,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-07 01:44:16,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-07 01:44:16,056 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_one_id_intf [2021-12-07 01:44:16,056 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_one_id_intf [2021-12-07 01:44:16,056 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-07 01:44:16,056 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-07 01:44:16,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-07 01:44:16,056 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_freeze [2021-12-07 01:44:16,056 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_freeze [2021-12-07 01:44:16,056 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-07 01:44:16,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-07 01:44:16,056 INFO L130 BoogieDeclarations]: Found specification of procedure usb_altnum_to_altsetting [2021-12-07 01:44:16,057 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_altnum_to_altsetting [2021-12-07 01:44:16,057 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_is_primary_hcd [2021-12-07 01:44:16,057 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_is_primary_hcd [2021-12-07 01:44:16,057 INFO L130 BoogieDeclarations]: Found specification of procedure usb_device_supports_ltm [2021-12-07 01:44:16,057 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_device_supports_ltm [2021-12-07 01:44:16,057 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-07 01:44:16,057 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-07 01:44:16,057 INFO L130 BoogieDeclarations]: Found specification of procedure port_is_suspended [2021-12-07 01:44:16,057 INFO L138 BoogieDeclarations]: Found implementation of procedure port_is_suspended [2021-12-07 01:44:16,057 INFO L130 BoogieDeclarations]: Found specification of procedure hub_thread [2021-12-07 01:44:16,057 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_thread [2021-12-07 01:44:16,057 INFO L130 BoogieDeclarations]: Found specification of procedure proc_bulk [2021-12-07 01:44:16,057 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_bulk [2021-12-07 01:44:16,057 INFO L130 BoogieDeclarations]: Found specification of procedure usbdev_do_ioctl [2021-12-07 01:44:16,058 INFO L138 BoogieDeclarations]: Found implementation of procedure usbdev_do_ioctl [2021-12-07 01:44:16,058 INFO L130 BoogieDeclarations]: Found specification of procedure hub_pre_reset [2021-12-07 01:44:16,058 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_pre_reset [2021-12-07 01:44:16,058 INFO L130 BoogieDeclarations]: Found specification of procedure check_ctrlrecip [2021-12-07 01:44:16,058 INFO L138 BoogieDeclarations]: Found implementation of procedure check_ctrlrecip [2021-12-07 01:44:16,058 INFO L130 BoogieDeclarations]: Found specification of procedure usb_start_wait_urb [2021-12-07 01:44:16,058 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_start_wait_urb [2021-12-07 01:44:16,058 INFO L130 BoogieDeclarations]: Found specification of procedure device_register [2021-12-07 01:44:16,058 INFO L138 BoogieDeclarations]: Found implementation of procedure device_register [2021-12-07 01:44:16,058 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2021-12-07 01:44:16,058 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2021-12-07 01:44:16,058 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-12-07 01:44:16,058 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-12-07 01:44:16,059 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_reset [2021-12-07 01:44:16,059 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_reset [2021-12-07 01:44:16,059 INFO L130 BoogieDeclarations]: Found specification of procedure usb_rebind_intf [2021-12-07 01:44:16,059 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_rebind_intf [2021-12-07 01:44:16,059 INFO L130 BoogieDeclarations]: Found specification of procedure proc_control [2021-12-07 01:44:16,059 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_control [2021-12-07 01:44:16,059 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-07 01:44:16,059 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-07 01:44:16,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-07 01:44:16,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-07 01:44:16,059 INFO L130 BoogieDeclarations]: Found specification of procedure usb_resume_both [2021-12-07 01:44:16,059 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_resume_both [2021-12-07 01:44:16,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-07 01:44:16,059 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-07 01:44:16,060 INFO L130 BoogieDeclarations]: Found specification of procedure hub_events [2021-12-07 01:44:16,060 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_events [2021-12-07 01:44:16,060 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_merge_group [2021-12-07 01:44:16,060 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_merge_group [2021-12-07 01:44:16,060 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_device [2021-12-07 01:44:16,060 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_device [2021-12-07 01:44:16,060 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2021-12-07 01:44:16,060 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2021-12-07 01:44:16,060 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-07 01:44:16,060 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-07 01:44:16,060 INFO L130 BoogieDeclarations]: Found specification of procedure blocking_notifier_call_chain [2021-12-07 01:44:16,060 INFO L138 BoogieDeclarations]: Found implementation of procedure blocking_notifier_call_chain [2021-12-07 01:44:16,060 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-07 01:44:16,060 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-07 01:44:16,061 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_giveback_urb [2021-12-07 01:44:16,061 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_giveback_urb [2021-12-07 01:44:16,061 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_finish_reset [2021-12-07 01:44:16,061 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_finish_reset [2021-12-07 01:44:16,061 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-12-07 01:44:16,061 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-12-07 01:44:16,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-07 01:44:16,061 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-07 01:44:16,061 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-07 01:44:16,061 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_urb [2021-12-07 01:44:16,061 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_urb [2021-12-07 01:44:16,061 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_alloc_coherent [2021-12-07 01:44:16,061 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_alloc_coherent [2021-12-07 01:44:16,061 INFO L130 BoogieDeclarations]: Found specification of procedure check_highspeed [2021-12-07 01:44:16,062 INFO L138 BoogieDeclarations]: Found implementation of procedure check_highspeed [2021-12-07 01:44:16,062 INFO L130 BoogieDeclarations]: Found specification of procedure recursively_mark_NOTATTACHED [2021-12-07 01:44:16,062 INFO L138 BoogieDeclarations]: Found implementation of procedure recursively_mark_NOTATTACHED [2021-12-07 01:44:16,062 INFO L130 BoogieDeclarations]: Found specification of procedure hub_ioctl [2021-12-07 01:44:16,062 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_ioctl [2021-12-07 01:44:16,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-07 01:44:16,062 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_get_noresume [2021-12-07 01:44:16,062 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_get_noresume [2021-12-07 01:44:16,062 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2021-12-07 01:44:16,062 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2021-12-07 01:44:16,062 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-12-07 01:44:16,062 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-12-07 01:44:16,062 INFO L130 BoogieDeclarations]: Found specification of procedure plural [2021-12-07 01:44:16,063 INFO L138 BoogieDeclarations]: Found implementation of procedure plural [2021-12-07 01:44:16,063 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_poweroff [2021-12-07 01:44:16,063 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_poweroff [2021-12-07 01:44:16,063 INFO L130 BoogieDeclarations]: Found specification of procedure usb_req_set_sel [2021-12-07 01:44:16,063 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_req_set_sel [2021-12-07 01:44:16,063 INFO L130 BoogieDeclarations]: Found specification of procedure usb_remove_sysfs_intf_files [2021-12-07 01:44:16,063 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_remove_sysfs_intf_files [2021-12-07 01:44:16,063 INFO L130 BoogieDeclarations]: Found specification of procedure is_usb_interface [2021-12-07 01:44:16,063 INFO L138 BoogieDeclarations]: Found implementation of procedure is_usb_interface [2021-12-07 01:44:16,063 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_hub_port_acpi_handle [2021-12-07 01:44:16,063 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_hub_port_acpi_handle [2021-12-07 01:44:16,063 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_suspend [2021-12-07 01:44:16,063 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_suspend [2021-12-07 01:44:16,063 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-12-07 01:44:16,064 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-12-07 01:44:16,064 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-07 01:44:16,064 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-07 01:44:16,064 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-07 01:44:16,064 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-07 01:44:16,064 INFO L130 BoogieDeclarations]: Found specification of procedure usb_cancel_queued_reset [2021-12-07 01:44:16,064 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_cancel_queued_reset [2021-12-07 01:44:16,064 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-07 01:44:16,064 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-07 01:44:16,064 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_dynamic_id [2021-12-07 01:44:16,064 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_dynamic_id [2021-12-07 01:44:16,064 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_free_coherent [2021-12-07 01:44:16,064 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_free_coherent [2021-12-07 01:44:16,064 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-12-07 01:44:16,065 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-12-07 01:44:16,065 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-07 01:44:16,065 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-07 01:44:16,065 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-12-07 01:44:16,065 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-12-07 01:44:16,065 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_hub_port_connect_type [2021-12-07 01:44:16,065 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_hub_port_connect_type [2021-12-07 01:44:16,065 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_put_sync [2021-12-07 01:44:16,065 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_put_sync [2021-12-07 01:44:16,065 INFO L130 BoogieDeclarations]: Found specification of procedure usb_forced_unbind_intf [2021-12-07 01:44:16,065 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_forced_unbind_intf [2021-12-07 01:44:16,065 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~~gfp_t~0~TO~int [2021-12-07 01:44:16,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~~gfp_t~0~TO~int [2021-12-07 01:44:16,066 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-07 01:44:16,066 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-07 01:44:16,066 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep0_reinit [2021-12-07 01:44:16,066 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep0_reinit [2021-12-07 01:44:16,066 INFO L130 BoogieDeclarations]: Found specification of procedure hdev_to_hub [2021-12-07 01:44:16,066 INFO L138 BoogieDeclarations]: Found implementation of procedure hdev_to_hub [2021-12-07 01:44:16,066 INFO L130 BoogieDeclarations]: Found specification of procedure usb_mark_last_busy [2021-12-07 01:44:16,066 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_mark_last_busy [2021-12-07 01:44:16,066 INFO L130 BoogieDeclarations]: Found specification of procedure __pm_runtime_set_status [2021-12-07 01:44:16,066 INFO L138 BoogieDeclarations]: Found implementation of procedure __pm_runtime_set_status [2021-12-07 01:44:16,066 INFO L130 BoogieDeclarations]: Found specification of procedure task_pid_nr [2021-12-07 01:44:16,066 INFO L138 BoogieDeclarations]: Found implementation of procedure task_pid_nr [2021-12-07 01:44:16,067 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_bos_descriptor [2021-12-07 01:44:16,067 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_bos_descriptor [2021-12-07 01:44:16,067 INFO L130 BoogieDeclarations]: Found specification of procedure __get_free_pages [2021-12-07 01:44:16,067 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_free_pages [2021-12-07 01:44:16,067 INFO L130 BoogieDeclarations]: Found specification of procedure get_device [2021-12-07 01:44:16,067 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device [2021-12-07 01:44:16,067 INFO L130 BoogieDeclarations]: Found specification of procedure usb_remove_ep_devs [2021-12-07 01:44:16,067 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_remove_ep_devs [2021-12-07 01:44:16,067 INFO L130 BoogieDeclarations]: Found specification of procedure findintfep [2021-12-07 01:44:16,067 INFO L138 BoogieDeclarations]: Found implementation of procedure findintfep [2021-12-07 01:44:16,067 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-12-07 01:44:16,067 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-12-07 01:44:16,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-07 01:44:16,067 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_disable [2021-12-07 01:44:16,068 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_disable [2021-12-07 01:44:16,068 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_link_urb_to_ep [2021-12-07 01:44:16,068 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_link_urb_to_ep [2021-12-07 01:44:16,068 INFO L130 BoogieDeclarations]: Found specification of procedure copy_urb_data_to_user [2021-12-07 01:44:16,068 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_urb_data_to_user [2021-12-07 01:44:16,068 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-07 01:44:16,068 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-07 01:44:16,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-07 01:44:16,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-07 01:44:16,068 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_unmerge_group [2021-12-07 01:44:16,068 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_unmerge_group [2021-12-07 01:44:16,068 INFO L130 BoogieDeclarations]: Found specification of procedure put_cred [2021-12-07 01:44:16,068 INFO L138 BoogieDeclarations]: Found implementation of procedure put_cred [2021-12-07 01:44:16,068 INFO L130 BoogieDeclarations]: Found specification of procedure __pm_runtime_idle [2021-12-07 01:44:16,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __pm_runtime_idle [2021-12-07 01:44:16,069 INFO L130 BoogieDeclarations]: Found specification of procedure get_hub_descriptor [2021-12-07 01:44:16,069 INFO L138 BoogieDeclarations]: Found implementation of procedure get_hub_descriptor [2021-12-07 01:44:16,069 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enumerate_device_otg [2021-12-07 01:44:16,069 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enumerate_device_otg [2021-12-07 01:44:16,069 INFO L130 BoogieDeclarations]: Found specification of procedure reap_as [2021-12-07 01:44:16,069 INFO L138 BoogieDeclarations]: Found implementation of procedure reap_as [2021-12-07 01:44:16,069 INFO L130 BoogieDeclarations]: Found specification of procedure usb_resume_complete [2021-12-07 01:44:16,069 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_resume_complete [2021-12-07 01:44:16,069 INFO L130 BoogieDeclarations]: Found specification of procedure dev_driver_string [2021-12-07 01:44:16,069 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_driver_string [2021-12-07 01:44:16,069 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-07 01:44:16,069 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-07 01:44:16,069 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_control [2021-12-07 01:44:16,069 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_control [2021-12-07 01:44:16,070 INFO L130 BoogieDeclarations]: Found specification of procedure device_initialize [2021-12-07 01:44:16,070 INFO L138 BoogieDeclarations]: Found implementation of procedure device_initialize [2021-12-07 01:44:16,070 INFO L130 BoogieDeclarations]: Found specification of procedure init_utsname [2021-12-07 01:44:16,070 INFO L138 BoogieDeclarations]: Found implementation of procedure init_utsname [2021-12-07 01:44:16,070 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2021-12-07 01:44:16,070 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2021-12-07 01:44:16,070 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_lpm_timeout [2021-12-07 01:44:16,070 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_lpm_timeout [2021-12-07 01:44:16,070 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2021-12-07 01:44:16,070 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2021-12-07 01:44:16,070 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-12-07 01:44:16,070 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-12-07 01:44:16,070 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_endpoint [2021-12-07 01:44:16,070 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_endpoint [2021-12-07 01:44:16,071 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-07 01:44:16,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-07 01:44:16,071 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlocked_disable_lpm [2021-12-07 01:44:16,071 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlocked_disable_lpm [2021-12-07 01:44:16,071 INFO L130 BoogieDeclarations]: Found specification of procedure usb_urb_dir_in [2021-12-07 01:44:16,071 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_urb_dir_in [2021-12-07 01:44:16,071 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2021-12-07 01:44:16,071 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2021-12-07 01:44:16,071 INFO L130 BoogieDeclarations]: Found specification of procedure show_string [2021-12-07 01:44:16,071 INFO L138 BoogieDeclarations]: Found implementation of procedure show_string [2021-12-07 01:44:16,071 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-07 01:44:16,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-07 01:44:16,071 INFO L130 BoogieDeclarations]: Found specification of procedure kill_pid_info_as_cred [2021-12-07 01:44:16,071 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_pid_info_as_cred [2021-12-07 01:44:16,072 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-12-07 01:44:16,072 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-12-07 01:44:16,072 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_descriptor [2021-12-07 01:44:16,072 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_descriptor [2021-12-07 01:44:16,072 INFO L130 BoogieDeclarations]: Found specification of procedure processcompl_compat [2021-12-07 01:44:16,072 INFO L138 BoogieDeclarations]: Found implementation of procedure processcompl_compat [2021-12-07 01:44:16,072 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2021-12-07 01:44:16,072 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2021-12-07 01:44:16,072 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_enable [2021-12-07 01:44:16,072 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_enable [2021-12-07 01:44:16,072 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string [2021-12-07 01:44:16,072 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string [2021-12-07 01:44:16,072 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2021-12-07 01:44:16,072 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2021-12-07 01:44:16,073 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-07 01:44:16,073 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-07 01:44:16,073 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_wait_reset [2021-12-07 01:44:16,073 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_wait_reset [2021-12-07 01:44:16,073 INFO L130 BoogieDeclarations]: Found specification of procedure autosuspend_check [2021-12-07 01:44:16,073 INFO L138 BoogieDeclarations]: Found implementation of procedure autosuspend_check [2021-12-07 01:44:16,073 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_id [2021-12-07 01:44:16,073 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_id [2021-12-07 01:44:16,073 INFO L130 BoogieDeclarations]: Found specification of procedure usb_internal_control_msg [2021-12-07 01:44:16,073 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_internal_control_msg [2021-12-07 01:44:16,073 INFO L130 BoogieDeclarations]: Found specification of procedure generic_suspend [2021-12-07 01:44:16,073 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_suspend [2021-12-07 01:44:16,073 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_status [2021-12-07 01:44:16,073 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_status [2021-12-07 01:44:16,073 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2021-12-07 01:44:16,074 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2021-12-07 01:44:16,074 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_dev [2021-12-07 01:44:16,074 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_dev [2021-12-07 01:44:16,074 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-12-07 01:44:16,074 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-12-07 01:44:16,074 INFO L130 BoogieDeclarations]: Found specification of procedure usbfs_increase_memory_usage [2021-12-07 01:44:16,074 INFO L138 BoogieDeclarations]: Found implementation of procedure usbfs_increase_memory_usage [2021-12-07 01:44:16,074 INFO L130 BoogieDeclarations]: Found specification of procedure unbind_no_pm_drivers_interfaces [2021-12-07 01:44:16,074 INFO L138 BoogieDeclarations]: Found implementation of procedure unbind_no_pm_drivers_interfaces [2021-12-07 01:44:16,074 INFO L130 BoogieDeclarations]: Found specification of procedure hub_suspend [2021-12-07 01:44:16,074 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_suspend [2021-12-07 01:44:16,074 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-07 01:44:16,074 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-07 01:44:16,074 INFO L130 BoogieDeclarations]: Found specification of procedure sg_virt___1 [2021-12-07 01:44:16,075 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_virt___1 [2021-12-07 01:44:16,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-07 01:44:16,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-07 01:44:16,075 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enumerate_device [2021-12-07 01:44:16,075 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enumerate_device [2021-12-07 01:44:16,075 INFO L130 BoogieDeclarations]: Found specification of procedure task_pid [2021-12-07 01:44:16,075 INFO L138 BoogieDeclarations]: Found implementation of procedure task_pid [2021-12-07 01:44:16,075 INFO L130 BoogieDeclarations]: Found specification of procedure check_port_resume_type [2021-12-07 01:44:16,075 INFO L138 BoogieDeclarations]: Found implementation of procedure check_port_resume_type [2021-12-07 01:44:16,075 INFO L130 BoogieDeclarations]: Found specification of procedure usb_port_resume [2021-12-07 01:44:16,075 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_port_resume [2021-12-07 01:44:16,075 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_lpm_mel [2021-12-07 01:44:16,075 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_lpm_mel [2021-12-07 01:44:16,075 INFO L130 BoogieDeclarations]: Found specification of procedure hub_configure [2021-12-07 01:44:16,076 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_configure [2021-12-07 01:44:16,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-12-07 01:44:16,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-12-07 01:44:16,076 INFO L130 BoogieDeclarations]: Found specification of procedure is_usb_device [2021-12-07 01:44:16,076 INFO L138 BoogieDeclarations]: Found implementation of procedure is_usb_device [2021-12-07 01:44:16,076 INFO L130 BoogieDeclarations]: Found specification of procedure companion_common [2021-12-07 01:44:16,076 INFO L138 BoogieDeclarations]: Found implementation of procedure companion_common [2021-12-07 01:44:16,076 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_resume [2021-12-07 01:44:16,076 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_resume [2021-12-07 01:44:16,076 INFO L130 BoogieDeclarations]: Found specification of procedure pci_prepare_to_sleep [2021-12-07 01:44:16,076 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_prepare_to_sleep [2021-12-07 01:44:16,076 INFO L130 BoogieDeclarations]: Found specification of procedure current_kernel_time [2021-12-07 01:44:16,076 INFO L138 BoogieDeclarations]: Found implementation of procedure current_kernel_time [2021-12-07 01:44:16,076 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2021-12-07 01:44:16,076 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2021-12-07 01:44:16,077 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_buffer_free [2021-12-07 01:44:16,077 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_buffer_free [2021-12-07 01:44:16,077 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-07 01:44:16,077 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-07 01:44:16,077 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unmap_urb_for_dma [2021-12-07 01:44:16,077 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unmap_urb_for_dma [2021-12-07 01:44:16,077 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bus_notify [2021-12-07 01:44:16,077 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bus_notify [2021-12-07 01:44:16,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex [2021-12-07 01:44:16,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex [2021-12-07 01:44:16,077 INFO L130 BoogieDeclarations]: Found specification of procedure generic_disconnect [2021-12-07 01:44:16,077 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_disconnect [2021-12-07 01:44:16,077 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2021-12-07 01:44:16,077 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2021-12-07 01:44:16,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-07 01:44:16,078 INFO L130 BoogieDeclarations]: Found specification of procedure hub_clear_tt_buffer [2021-12-07 01:44:16,078 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_clear_tt_buffer [2021-12-07 01:44:16,078 INFO L130 BoogieDeclarations]: Found specification of procedure create_intf_ep_devs [2021-12-07 01:44:16,078 INFO L138 BoogieDeclarations]: Found implementation of procedure create_intf_ep_devs [2021-12-07 01:44:16,078 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_prepare [2021-12-07 01:44:16,078 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_prepare [2021-12-07 01:44:16,078 INFO L130 BoogieDeclarations]: Found specification of procedure descriptors_changed [2021-12-07 01:44:16,078 INFO L138 BoogieDeclarations]: Found implementation of procedure descriptors_changed [2021-12-07 01:44:16,078 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-12-07 01:44:16,078 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-12-07 01:44:16,078 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-07 01:44:16,078 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-07 01:44:16,078 INFO L130 BoogieDeclarations]: Found specification of procedure hub_tt_work [2021-12-07 01:44:16,078 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_tt_work [2021-12-07 01:44:16,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex [2021-12-07 01:44:16,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex [2021-12-07 01:44:16,079 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_unaligned_access_size [2021-12-07 01:44:16,079 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2021-12-07 01:44:16,079 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2021-12-07 01:44:16,079 INFO L130 BoogieDeclarations]: Found specification of procedure usb_suspend_interface [2021-12-07 01:44:16,079 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_suspend_interface [2021-12-07 01:44:16,079 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-12-07 01:44:16,079 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-12-07 01:44:16,079 INFO L130 BoogieDeclarations]: Found specification of procedure usbdev_open [2021-12-07 01:44:16,079 INFO L138 BoogieDeclarations]: Found implementation of procedure usbdev_open [2021-12-07 01:44:16,079 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-07 01:44:16,079 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-07 01:44:16,079 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-07 01:44:16,079 INFO L130 BoogieDeclarations]: Found specification of procedure free_async [2021-12-07 01:44:16,079 INFO L138 BoogieDeclarations]: Found implementation of procedure free_async [2021-12-07 01:44:16,080 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-07 01:44:16,080 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-07 01:44:16,080 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-07 01:44:16,080 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-07 01:44:16,080 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-07 01:44:16,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-07 01:44:16,080 INFO L130 BoogieDeclarations]: Found specification of procedure hub_handle_remote_wakeup [2021-12-07 01:44:16,080 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_handle_remote_wakeup [2021-12-07 01:44:16,080 INFO L130 BoogieDeclarations]: Found specification of procedure warn_level [2021-12-07 01:44:16,080 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_level [2021-12-07 01:44:16,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-07 01:44:16,080 INFO L130 BoogieDeclarations]: Found specification of procedure hub_reset_resume [2021-12-07 01:44:16,080 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_reset_resume [2021-12-07 01:44:16,080 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_interface [2021-12-07 01:44:16,080 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_interface [2021-12-07 01:44:16,080 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2021-12-07 01:44:16,081 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2021-12-07 01:44:16,081 INFO L130 BoogieDeclarations]: Found specification of procedure usb_release_interface [2021-12-07 01:44:16,081 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_release_interface [2021-12-07 01:44:16,081 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2021-12-07 01:44:16,081 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2021-12-07 01:44:16,081 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2021-12-07 01:44:16,081 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2021-12-07 01:44:16,081 INFO L130 BoogieDeclarations]: Found specification of procedure usb_suspend_device [2021-12-07 01:44:16,081 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_suspend_device [2021-12-07 01:44:16,081 INFO L130 BoogieDeclarations]: Found specification of procedure clear_port_feature [2021-12-07 01:44:16,081 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_port_feature [2021-12-07 01:44:16,081 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~gfp_t~0~TO~int [2021-12-07 01:44:16,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~gfp_t~0~TO~int [2021-12-07 01:44:16,081 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-07 01:44:16,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-07 01:44:16,081 INFO L130 BoogieDeclarations]: Found specification of procedure usb_cache_string [2021-12-07 01:44:16,082 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_cache_string [2021-12-07 01:44:16,082 INFO L130 BoogieDeclarations]: Found specification of procedure processcompl [2021-12-07 01:44:16,082 INFO L138 BoogieDeclarations]: Found implementation of procedure processcompl [2021-12-07 01:44:16,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-07 01:44:16,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-07 01:44:16,082 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_restore [2021-12-07 01:44:16,082 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_restore [2021-12-07 01:44:16,082 INFO L130 BoogieDeclarations]: Found specification of procedure generic_probe [2021-12-07 01:44:16,082 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_probe [2021-12-07 01:44:16,082 INFO L130 BoogieDeclarations]: Found specification of procedure led_work [2021-12-07 01:44:16,082 INFO L138 BoogieDeclarations]: Found implementation of procedure led_work [2021-12-07 01:44:16,082 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unbind_interface [2021-12-07 01:44:16,082 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unbind_interface [2021-12-07 01:44:16,082 INFO L130 BoogieDeclarations]: Found specification of procedure __validate_creds [2021-12-07 01:44:16,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __validate_creds [2021-12-07 01:44:16,083 INFO L130 BoogieDeclarations]: Found specification of procedure usb_remove_sysfs_dev_files [2021-12-07 01:44:16,083 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_remove_sysfs_dev_files [2021-12-07 01:44:16,083 INFO L130 BoogieDeclarations]: Found specification of procedure usb_rh_urb_dequeue [2021-12-07 01:44:16,083 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_rh_urb_dequeue [2021-12-07 01:44:16,083 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-12-07 01:44:16,083 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-12-07 01:44:16,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_usbfs_mutex [2021-12-07 01:44:16,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_usbfs_mutex [2021-12-07 01:44:16,083 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2021-12-07 01:44:16,083 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2021-12-07 01:44:16,083 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_warm_reset_required [2021-12-07 01:44:16,083 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_warm_reset_required [2021-12-07 01:44:16,083 INFO L130 BoogieDeclarations]: Found specification of procedure kstrdup [2021-12-07 01:44:16,083 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrdup [2021-12-07 01:44:16,083 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-07 01:44:16,083 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-07 01:44:16,084 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_async_on_interface [2021-12-07 01:44:16,084 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_async_on_interface [2021-12-07 01:44:16,084 INFO L130 BoogieDeclarations]: Found specification of procedure usb_pipe_endpoint [2021-12-07 01:44:16,084 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_pipe_endpoint [2021-12-07 01:44:16,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex [2021-12-07 01:44:16,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex [2021-12-07 01:44:16,084 INFO L130 BoogieDeclarations]: Found specification of procedure async_completed [2021-12-07 01:44:16,084 INFO L138 BoogieDeclarations]: Found implementation of procedure async_completed [2021-12-07 01:44:16,084 INFO L130 BoogieDeclarations]: Found specification of procedure security_task_getsecid [2021-12-07 01:44:16,084 INFO L138 BoogieDeclarations]: Found implementation of procedure security_task_getsecid [2021-12-07 01:44:16,084 INFO L130 BoogieDeclarations]: Found specification of procedure usb_create_sysfs_intf_files [2021-12-07 01:44:16,084 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_create_sysfs_intf_files [2021-12-07 01:44:16,084 INFO L130 BoogieDeclarations]: Found specification of procedure get_cred [2021-12-07 01:44:16,084 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cred [2021-12-07 01:44:16,084 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_autosuspend [2021-12-07 01:44:16,084 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_autosuspend [2021-12-07 01:44:16,085 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_resume_noirq [2021-12-07 01:44:16,085 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_resume_noirq [2021-12-07 01:44:16,085 INFO L130 BoogieDeclarations]: Found specification of procedure usb_resume [2021-12-07 01:44:16,085 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_resume [2021-12-07 01:44:16,085 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autosuspend_device [2021-12-07 01:44:16,085 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autosuspend_device [2021-12-07 01:44:16,085 INFO L130 BoogieDeclarations]: Found specification of procedure driver_set_config_work [2021-12-07 01:44:16,085 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_set_config_work [2021-12-07 01:44:16,085 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2021-12-07 01:44:16,085 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2021-12-07 01:44:16,085 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-12-07 01:44:16,085 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-12-07 01:44:16,085 INFO L130 BoogieDeclarations]: Found specification of procedure usbdev_release [2021-12-07 01:44:16,085 INFO L138 BoogieDeclarations]: Found implementation of procedure usbdev_release [2021-12-07 01:44:16,085 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2021-12-07 01:44:16,085 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2021-12-07 01:44:16,086 INFO L130 BoogieDeclarations]: Found specification of procedure device_enable_async_suspend [2021-12-07 01:44:16,086 INFO L138 BoogieDeclarations]: Found implementation of procedure device_enable_async_suspend [2021-12-07 01:44:16,086 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_dev [2021-12-07 01:44:16,086 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_dev [2021-12-07 01:44:16,086 INFO L130 BoogieDeclarations]: Found specification of procedure hub_init_func2 [2021-12-07 01:44:16,086 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_init_func2 [2021-12-07 01:44:16,086 INFO L130 BoogieDeclarations]: Found specification of procedure hub_init_func3 [2021-12-07 01:44:16,086 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_init_func3 [2021-12-07 01:44:16,086 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-07 01:44:16,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-07 01:44:16,086 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-07 01:44:16,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-07 01:44:16,086 INFO L130 BoogieDeclarations]: Found specification of procedure usb_suspend_both [2021-12-07 01:44:16,086 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_suspend_both [2021-12-07 01:44:16,086 INFO L130 BoogieDeclarations]: Found specification of procedure device_add [2021-12-07 01:44:16,086 INFO L138 BoogieDeclarations]: Found implementation of procedure device_add [2021-12-07 01:44:16,087 INFO L130 BoogieDeclarations]: Found specification of procedure pm_suspend_ignore_children [2021-12-07 01:44:16,087 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_suspend_ignore_children [2021-12-07 01:44:16,087 INFO L130 BoogieDeclarations]: Found specification of procedure hub_probe [2021-12-07 01:44:16,087 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_probe [2021-12-07 01:44:16,087 INFO L130 BoogieDeclarations]: Found specification of procedure hub_resume [2021-12-07 01:44:16,087 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_resume [2021-12-07 01:44:16,087 INFO L130 BoogieDeclarations]: Found specification of procedure usbfs_decrease_memory_usage [2021-12-07 01:44:16,087 INFO L138 BoogieDeclarations]: Found implementation of procedure usbfs_decrease_memory_usage [2021-12-07 01:44:16,087 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-07 01:44:16,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-07 01:44:16,087 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-07 01:44:16,087 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-07 01:44:16,087 INFO L130 BoogieDeclarations]: Found specification of procedure is_root_hub [2021-12-07 01:44:16,087 INFO L138 BoogieDeclarations]: Found implementation of procedure is_root_hub [2021-12-07 01:44:16,087 INFO L130 BoogieDeclarations]: Found specification of procedure hub_post_reset [2021-12-07 01:44:16,087 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_post_reset [2021-12-07 01:44:16,088 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_link_state [2021-12-07 01:44:16,088 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_link_state [2021-12-07 01:44:16,088 INFO L130 BoogieDeclarations]: Found specification of procedure usb_open [2021-12-07 01:44:16,088 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_open [2021-12-07 01:44:16,088 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-12-07 01:44:16,088 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-12-07 01:44:16,088 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-12-07 01:44:16,088 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-12-07 01:44:16,088 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-07 01:44:16,088 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-07 01:44:16,088 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_thaw [2021-12-07 01:44:16,088 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_thaw [2021-12-07 01:44:16,088 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-12-07 01:44:16,088 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-12-07 01:44:16,088 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2021-12-07 01:44:16,088 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2021-12-07 01:44:16,089 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_init [2021-12-07 01:44:16,089 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_init [2021-12-07 01:44:16,089 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2021-12-07 01:44:16,089 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2021-12-07 01:44:16,089 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kick_khubd [2021-12-07 01:44:16,089 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kick_khubd [2021-12-07 01:44:16,089 INFO L130 BoogieDeclarations]: Found specification of procedure hub_is_superspeed [2021-12-07 01:44:16,089 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_is_superspeed [2021-12-07 01:44:16,089 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2021-12-07 01:44:16,089 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-12-07 01:44:16,089 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-12-07 01:44:16,089 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-12-07 01:44:16,089 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-12-07 01:44:16,089 INFO L130 BoogieDeclarations]: Found specification of procedure rh_call_control [2021-12-07 01:44:16,089 INFO L138 BoogieDeclarations]: Found implementation of procedure rh_call_control [2021-12-07 01:44:16,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-07 01:44:16,090 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_configuration [2021-12-07 01:44:16,090 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_configuration [2021-12-07 01:44:16,090 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-12-07 01:44:16,090 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-12-07 01:44:16,090 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_configuration [2021-12-07 01:44:16,090 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_configuration [2021-12-07 01:44:16,090 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2021-12-07 01:44:16,090 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2021-12-07 01:44:16,090 INFO L130 BoogieDeclarations]: Found specification of procedure releaseintf [2021-12-07 01:44:16,090 INFO L138 BoogieDeclarations]: Found implementation of procedure releaseintf [2021-12-07 01:44:16,090 INFO L130 BoogieDeclarations]: Found specification of procedure __usb_detect_quirks [2021-12-07 01:44:16,090 INFO L138 BoogieDeclarations]: Found implementation of procedure __usb_detect_quirks [2021-12-07 01:44:16,091 INFO L130 BoogieDeclarations]: Found specification of procedure usb_port_device_release [2021-12-07 01:44:16,091 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_port_device_release [2021-12-07 01:44:16,091 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_ltm [2021-12-07 01:44:16,091 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_ltm [2021-12-07 01:44:16,091 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2021-12-07 01:44:16,091 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2021-12-07 01:44:16,091 INFO L130 BoogieDeclarations]: Found specification of procedure hub_power_on [2021-12-07 01:44:16,091 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_power_on [2021-12-07 01:44:16,091 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-07 01:44:16,091 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-07 01:44:16,091 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_and_verify_device [2021-12-07 01:44:16,091 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_and_verify_device [2021-12-07 01:44:16,092 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_string [2021-12-07 01:44:16,092 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_string [2021-12-07 01:44:16,092 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_debounce [2021-12-07 01:44:16,092 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_debounce [2021-12-07 01:44:16,092 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_bus_resume [2021-12-07 01:44:16,092 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_bus_resume [2021-12-07 01:44:16,092 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_resume [2021-12-07 01:44:16,092 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_resume [2021-12-07 01:44:16,092 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub [2021-12-07 01:44:16,092 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub [2021-12-07 01:44:16,092 INFO L130 BoogieDeclarations]: Found specification of procedure usbdev_poll [2021-12-07 01:44:16,092 INFO L138 BoogieDeclarations]: Found implementation of procedure usbdev_poll [2021-12-07 01:44:16,092 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface_no_suspend [2021-12-07 01:44:16,092 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface_no_suspend [2021-12-07 01:44:16,092 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-07 01:44:16,093 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-07 01:44:16,093 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_type [2021-12-07 01:44:16,093 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_type [2021-12-07 01:44:16,093 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-07 01:44:16,093 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-07 01:44:16,093 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_get_sync [2021-12-07 01:44:16,093 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_get_sync [2021-12-07 01:44:16,093 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface_no_resume [2021-12-07 01:44:16,093 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface_no_resume [2021-12-07 01:44:16,093 INFO L130 BoogieDeclarations]: Found specification of procedure connected [2021-12-07 01:44:16,093 INFO L138 BoogieDeclarations]: Found implementation of procedure connected [2021-12-07 01:44:16,093 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unbind_device [2021-12-07 01:44:16,093 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unbind_device [2021-12-07 01:44:16,093 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_alloc_bandwidth [2021-12-07 01:44:16,093 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_alloc_bandwidth [2021-12-07 01:44:16,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_status_mutex [2021-12-07 01:44:16,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_status_mutex [2021-12-07 01:44:16,094 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_status [2021-12-07 01:44:16,094 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_status [2021-12-07 01:44:16,094 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_ltm [2021-12-07 01:44:16,094 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_ltm [2021-12-07 01:44:16,094 INFO L130 BoogieDeclarations]: Found specification of procedure generic_resume [2021-12-07 01:44:16,094 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_resume [2021-12-07 01:44:16,094 INFO L130 BoogieDeclarations]: Found specification of procedure claimintf [2021-12-07 01:44:16,094 INFO L138 BoogieDeclarations]: Found implementation of procedure claimintf [2021-12-07 01:44:16,094 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2021-12-07 01:44:16,094 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2021-12-07 01:44:16,094 INFO L130 BoogieDeclarations]: Found specification of procedure kick_khubd [2021-12-07 01:44:16,094 INFO L138 BoogieDeclarations]: Found implementation of procedure kick_khubd [2021-12-07 01:44:16,094 INFO L130 BoogieDeclarations]: Found specification of procedure proc_do_submiturb [2021-12-07 01:44:16,094 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_do_submiturb [2021-12-07 01:44:16,095 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_submit_urb [2021-12-07 01:44:16,095 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_submit_urb [2021-12-07 01:44:16,095 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2021-12-07 01:44:16,095 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2021-12-07 01:44:16,095 INFO L130 BoogieDeclarations]: Found specification of procedure bus_to_hcd [2021-12-07 01:44:16,095 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_to_hcd [2021-12-07 01:44:16,095 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-12-07 01:44:16,095 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-12-07 01:44:16,095 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2021-12-07 01:44:16,095 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2021-12-07 01:44:16,095 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2021-12-07 01:44:16,095 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2021-12-07 01:44:16,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2021-12-07 01:44:16,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2021-12-07 01:44:16,095 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_get_child [2021-12-07 01:44:16,095 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_get_child [2021-12-07 01:44:16,096 INFO L130 BoogieDeclarations]: Found specification of procedure get_pid [2021-12-07 01:44:16,096 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pid [2021-12-07 01:44:16,096 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-12-07 01:44:16,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-12-07 01:44:16,096 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2021-12-07 01:44:16,096 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2021-12-07 01:44:16,096 INFO L130 BoogieDeclarations]: Found specification of procedure put_pid [2021-12-07 01:44:16,096 INFO L138 BoogieDeclarations]: Found implementation of procedure put_pid [2021-12-07 01:44:16,096 INFO L130 BoogieDeclarations]: Found specification of procedure usb_probe_device [2021-12-07 01:44:16,096 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_probe_device [2021-12-07 01:44:16,096 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_isoc [2021-12-07 01:44:16,096 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_isoc [2021-12-07 01:44:16,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_bandwidth_mutex [2021-12-07 01:44:16,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_bandwidth_mutex [2021-12-07 01:44:16,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex [2021-12-07 01:44:16,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex [2021-12-07 01:44:16,097 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_lpm [2021-12-07 01:44:16,097 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_lpm [2021-12-07 01:44:16,097 INFO L130 BoogieDeclarations]: Found specification of procedure __pm_runtime_resume [2021-12-07 01:44:16,097 INFO L138 BoogieDeclarations]: Found implementation of procedure __pm_runtime_resume [2021-12-07 01:44:16,097 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-12-07 01:44:16,097 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-12-07 01:44:16,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-07 01:44:16,097 INFO L130 BoogieDeclarations]: Found specification of procedure driver_disconnect [2021-12-07 01:44:16,097 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_disconnect [2021-12-07 01:44:16,097 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-07 01:44:16,097 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-07 01:44:16,097 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2021-12-07 01:44:16,097 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2021-12-07 01:44:16,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_usbfs_mutex [2021-12-07 01:44:16,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_usbfs_mutex [2021-12-07 01:44:16,097 INFO L130 BoogieDeclarations]: Found specification of procedure driver_resume [2021-12-07 01:44:16,098 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_resume [2021-12-07 01:44:16,098 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2021-12-07 01:44:16,098 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2021-12-07 01:44:16,098 INFO L130 BoogieDeclarations]: Found specification of procedure remove_intf_ep_devs [2021-12-07 01:44:16,098 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_intf_ep_devs [2021-12-07 01:44:16,098 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_disable [2021-12-07 01:44:16,098 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_disable [2021-12-07 01:44:16,098 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2021-12-07 01:44:16,098 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2021-12-07 01:44:16,098 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_hcd [2021-12-07 01:44:16,098 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_hcd [2021-12-07 01:44:16,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-12-07 01:44:16,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-12-07 01:44:16,098 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2021-12-07 01:44:16,098 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2021-12-07 01:44:16,098 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string_sub [2021-12-07 01:44:16,099 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string_sub [2021-12-07 01:44:16,099 INFO L130 BoogieDeclarations]: Found specification of procedure usb_device_match [2021-12-07 01:44:16,099 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_device_match [2021-12-07 01:44:16,099 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_lpm [2021-12-07 01:44:16,099 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_lpm [2021-12-07 01:44:16,099 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_restore [2021-12-07 01:44:16,099 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_restore [2021-12-07 01:44:16,099 INFO L130 BoogieDeclarations]: Found specification of procedure update_devnum [2021-12-07 01:44:16,099 INFO L138 BoogieDeclarations]: Found implementation of procedure update_devnum [2021-12-07 01:44:16,099 INFO L130 BoogieDeclarations]: Found specification of procedure hub_is_wusb [2021-12-07 01:44:16,099 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_is_wusb [2021-12-07 01:44:16,099 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2021-12-07 01:44:16,099 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2021-12-07 01:44:16,099 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_bus_suspend [2021-12-07 01:44:16,099 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_bus_suspend [2021-12-07 01:44:16,100 INFO L130 BoogieDeclarations]: Found specification of procedure ep_device_release [2021-12-07 01:44:16,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ep_device_release [2021-12-07 01:44:16,100 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2021-12-07 01:44:16,100 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2021-12-07 01:44:16,100 INFO L130 BoogieDeclarations]: Found specification of procedure driver_probe [2021-12-07 01:44:16,100 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_probe [2021-12-07 01:44:16,100 INFO L130 BoogieDeclarations]: Found specification of procedure usb_release_bos_descriptor [2021-12-07 01:44:16,100 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_release_bos_descriptor [2021-12-07 01:44:16,100 INFO L130 BoogieDeclarations]: Found specification of procedure compat_alloc_user_space [2021-12-07 01:44:16,100 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_alloc_user_space [2021-12-07 01:44:16,100 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-12-07 01:44:16,100 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-12-07 01:44:16,100 INFO L130 BoogieDeclarations]: Found specification of procedure usb_remote_wakeup [2021-12-07 01:44:16,100 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_remote_wakeup [2021-12-07 01:44:16,100 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_release_interface [2021-12-07 01:44:16,100 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_release_interface [2021-12-07 01:44:16,101 INFO L130 BoogieDeclarations]: Found specification of procedure powermac_set_asic [2021-12-07 01:44:16,101 INFO L138 BoogieDeclarations]: Found implementation of procedure powermac_set_asic [2021-12-07 01:44:16,101 INFO L130 BoogieDeclarations]: Found specification of procedure suspend_common [2021-12-07 01:44:16,101 INFO L138 BoogieDeclarations]: Found implementation of procedure suspend_common [2021-12-07 01:44:16,101 INFO L130 BoogieDeclarations]: Found specification of procedure usb_resume_device [2021-12-07 01:44:16,101 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_resume_device [2021-12-07 01:44:16,101 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-07 01:44:16,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-07 01:44:16,101 INFO L130 BoogieDeclarations]: Found specification of procedure sg_complete [2021-12-07 01:44:16,101 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_complete [2021-12-07 01:44:16,101 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2021-12-07 01:44:16,101 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2021-12-07 01:44:16,101 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-12-07 01:44:16,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-12-07 01:44:16,101 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-07 01:44:16,101 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-07 01:44:16,102 INFO L130 BoogieDeclarations]: Found specification of procedure check_root_hub_suspended [2021-12-07 01:44:16,102 INFO L138 BoogieDeclarations]: Found implementation of procedure check_root_hub_suspended [2021-12-07 01:44:16,102 INFO L130 BoogieDeclarations]: Found specification of procedure proc_ioctl [2021-12-07 01:44:16,102 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_ioctl [2021-12-07 01:44:16,102 INFO L130 BoogieDeclarations]: Found specification of procedure resume_common [2021-12-07 01:44:16,102 INFO L138 BoogieDeclarations]: Found implementation of procedure resume_common [2021-12-07 01:44:16,102 INFO L130 BoogieDeclarations]: Found specification of procedure usb_new_device [2021-12-07 01:44:16,102 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_new_device [2021-12-07 01:44:16,102 INFO L130 BoogieDeclarations]: Found specification of procedure unlink1 [2021-12-07 01:44:16,102 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink1 [2021-12-07 01:44:16,102 INFO L130 BoogieDeclarations]: Found specification of procedure find_port_owner [2021-12-07 01:44:16,102 INFO L138 BoogieDeclarations]: Found implementation of procedure find_port_owner [2021-12-07 01:44:16,102 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_runtime_suspend [2021-12-07 01:44:16,102 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_runtime_suspend [2021-12-07 01:44:16,103 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-07 01:44:16,103 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-07 01:44:16,103 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disconnect [2021-12-07 01:44:16,103 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disconnect [2021-12-07 01:44:16,103 INFO L130 BoogieDeclarations]: Found specification of procedure hub_activate [2021-12-07 01:44:16,103 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_activate [2021-12-07 01:44:16,103 INFO L130 BoogieDeclarations]: Found specification of procedure unbind_no_reset_resume_drivers_interfaces [2021-12-07 01:44:16,103 INFO L138 BoogieDeclarations]: Found implementation of procedure unbind_no_reset_resume_drivers_interfaces [2021-12-07 01:44:16,103 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-07 01:44:16,103 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-07 01:44:16,103 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_endpoint [2021-12-07 01:44:16,103 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_endpoint [2021-12-07 01:44:16,103 INFO L130 BoogieDeclarations]: Found specification of procedure finish_port_resume [2021-12-07 01:44:16,104 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_port_resume [2021-12-07 01:44:16,104 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_capable [2021-12-07 01:44:16,104 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_capable [2021-12-07 01:44:16,104 INFO L130 BoogieDeclarations]: Found specification of procedure __suspend_report_result [2021-12-07 01:44:16,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __suspend_report_result [2021-12-07 01:44:16,104 INFO L130 BoogieDeclarations]: Found specification of procedure hub_set_address [2021-12-07 01:44:16,104 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_set_address [2021-12-07 01:44:16,104 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-07 01:44:16,104 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-07 01:44:16,104 INFO L130 BoogieDeclarations]: Found specification of procedure is_usb_device_driver [2021-12-07 01:44:16,104 INFO L138 BoogieDeclarations]: Found implementation of procedure is_usb_device_driver [2021-12-07 01:44:16,104 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_set_active [2021-12-07 01:44:16,104 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_set_active [2021-12-07 01:44:16,105 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-07 01:44:16,105 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-07 01:44:16,105 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-07 01:44:16,105 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-07 01:44:16,105 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-07 01:44:16,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-07 01:44:16,105 INFO L130 BoogieDeclarations]: Found specification of procedure device_pm_wait_for_dev [2021-12-07 01:44:16,105 INFO L138 BoogieDeclarations]: Found implementation of procedure device_pm_wait_for_dev [2021-12-07 01:44:16,105 INFO L130 BoogieDeclarations]: Found specification of procedure get_hub_status [2021-12-07 01:44:16,105 INFO L138 BoogieDeclarations]: Found implementation of procedure get_hub_status [2021-12-07 01:44:16,105 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_lpm_sel [2021-12-07 01:44:16,105 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_lpm_sel [2021-12-07 01:44:16,105 INFO L130 BoogieDeclarations]: Found specification of procedure device_attach [2021-12-07 01:44:16,105 INFO L138 BoogieDeclarations]: Found implementation of procedure device_attach [2021-12-07 01:44:16,106 INFO L130 BoogieDeclarations]: Found specification of procedure usb_choose_configuration [2021-12-07 01:44:16,106 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_choose_configuration [2021-12-07 01:44:16,106 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_suspend [2021-12-07 01:44:16,106 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_suspend [2021-12-07 01:44:16,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-07 01:44:16,106 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-07 01:44:16,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-07 01:44:16,106 INFO L130 BoogieDeclarations]: Found specification of procedure set_port_feature [2021-12-07 01:44:16,106 INFO L138 BoogieDeclarations]: Found implementation of procedure set_port_feature [2021-12-07 01:44:16,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-07 01:44:16,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-07 01:44:16,106 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-07 01:44:16,106 INFO L130 BoogieDeclarations]: Found specification of procedure __usb_unanchor_urb [2021-12-07 01:44:16,107 INFO L138 BoogieDeclarations]: Found implementation of procedure __usb_unanchor_urb [2021-12-07 01:44:16,107 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acpi_find_device [2021-12-07 01:44:16,107 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acpi_find_device [2021-12-07 01:44:16,107 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_descriptor [2021-12-07 01:44:16,107 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_descriptor [2021-12-07 01:44:16,107 INFO L130 BoogieDeclarations]: Found specification of procedure do_rebind_interfaces [2021-12-07 01:44:16,107 INFO L138 BoogieDeclarations]: Found implementation of procedure do_rebind_interfaces [2021-12-07 01:44:17,303 INFO L236 CfgBuilder]: Building ICFG [2021-12-07 01:44:17,310 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-07 01:48:01,550 INFO L277 CfgBuilder]: Performing block encoding [2021-12-07 01:48:01,582 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-07 01:48:01,582 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-07 01:48:01,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:48:01 BoogieIcfgContainer [2021-12-07 01:48:01,590 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-07 01:48:01,591 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-07 01:48:01,591 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-07 01:48:01,594 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-07 01:48:01,594 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 01:43:59" (1/3) ... [2021-12-07 01:48:01,594 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26112096 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:48:01, skipping insertion in model container [2021-12-07 01:48:01,595 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:44:14" (2/3) ... [2021-12-07 01:48:01,595 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26112096 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:48:01, skipping insertion in model container [2021-12-07 01:48:01,595 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:48:01" (3/3) ... [2021-12-07 01:48:01,596 INFO L111 eAbstractionObserver]: Analyzing ICFG main11_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i [2021-12-07 01:48:01,600 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-07 01:48:01,600 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-07 01:48:01,660 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-07 01:48:01,665 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=PETRI_NET, 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 [2021-12-07 01:48:01,665 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-07 01:48:01,792 INFO L276 IsEmpty]: Start isEmpty. Operand has 9215 states, 6561 states have (on average 1.4052735863435453) internal successors, (9220), 6740 states have internal predecessors, (9220), 2164 states have call successors, (2164), 488 states have call predecessors, (2164), 488 states have return successors, (2164), 2135 states have call predecessors, (2164), 2164 states have call successors, (2164) [2021-12-07 01:48:01,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-12-07 01:48:01,796 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:48:01,796 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:48:01,797 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:48:01,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:48:01,800 INFO L85 PathProgramCache]: Analyzing trace with hash -542302567, now seen corresponding path program 1 times [2021-12-07 01:48:01,807 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:48:01,807 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288554876] [2021-12-07 01:48:01,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:48:01,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:48:02,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:02,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:48:02,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:48:02,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:48:02,978 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:48:02,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288554876] [2021-12-07 01:48:02,978 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288554876] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:48:02,978 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:48:02,979 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 01:48:02,980 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672487765] [2021-12-07 01:48:02,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:48:02,983 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 01:48:02,983 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:48:03,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 01:48:03,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 01:48:03,024 INFO L87 Difference]: Start difference. First operand has 9215 states, 6561 states have (on average 1.4052735863435453) internal successors, (9220), 6740 states have internal predecessors, (9220), 2164 states have call successors, (2164), 488 states have call predecessors, (2164), 488 states have return successors, (2164), 2135 states have call predecessors, (2164), 2164 states have call successors, (2164) Second operand has 4 states, 4 states have (on average 2.0) 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) [2021-12-07 01:48:05,260 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:48:07,278 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:48:13,662 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:48:16,232 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-07 01:49:02,982 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 [] [2021-12-07 01:49:35,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:49:35,476 INFO L93 Difference]: Finished difference Result 30609 states and 47880 transitions. [2021-12-07 01:49:35,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 01:49:35,479 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.0) 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 [2021-12-07 01:49:35,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:49:35,645 INFO L225 Difference]: With dead ends: 30609 [2021-12-07 01:49:35,645 INFO L226 Difference]: Without dead ends: 21362 [2021-12-07 01:49:35,720 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:49:35,723 INFO L933 BasicCegarLoop]: 14718 mSDtfsCounter, 25993 mSDsluCounter, 1775 mSDsCounter, 0 mSdLazyCounter, 22131 mSolverCounterSat, 9771 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 81.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27897 SdHoareTripleChecker+Valid, 16493 SdHoareTripleChecker+Invalid, 31907 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 9771 IncrementalHoareTripleChecker+Valid, 22131 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 90.4s IncrementalHoareTripleChecker+Time [2021-12-07 01:49:35,724 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [27897 Valid, 16493 Invalid, 31907 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [9771 Valid, 22131 Invalid, 5 Unknown, 0 Unchecked, 90.4s Time] [2021-12-07 01:49:35,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21362 states. [2021-12-07 01:49:36,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21362 to 18630. [2021-12-07 01:49:36,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18630 states, 13204 states have (on average 1.3920781581338988) internal successors, (18381), 13580 states have internal predecessors, (18381), 4353 states have call successors, (4353), 927 states have call predecessors, (4353), 1072 states have return successors, (5214), 4395 states have call predecessors, (5214), 4313 states have call successors, (5214) [2021-12-07 01:49:36,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18630 states to 18630 states and 27948 transitions. [2021-12-07 01:49:36,848 INFO L78 Accepts]: Start accepts. Automaton has 18630 states and 27948 transitions. Word has length 12 [2021-12-07 01:49:36,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:49:36,848 INFO L470 AbstractCegarLoop]: Abstraction has 18630 states and 27948 transitions. [2021-12-07 01:49:36,848 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.0) 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) [2021-12-07 01:49:36,848 INFO L276 IsEmpty]: Start isEmpty. Operand 18630 states and 27948 transitions. [2021-12-07 01:49:36,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-12-07 01:49:36,849 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:49:36,849 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:49:36,849 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-07 01:49:36,849 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:49:36,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:49:36,850 INFO L85 PathProgramCache]: Analyzing trace with hash 364425072, now seen corresponding path program 1 times [2021-12-07 01:49:36,850 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:49:36,850 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [355849486] [2021-12-07 01:49:36,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:49:36,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:49:37,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:37,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:49:37,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:49:37,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:49:37,539 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:49:37,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [355849486] [2021-12-07 01:49:37,539 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [355849486] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:49:37,540 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:49:37,540 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 01:49:37,540 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072913295] [2021-12-07 01:49:37,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:49:37,541 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 01:49:37,541 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:49:37,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 01:49:37,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 01:49:37,541 INFO L87 Difference]: Start difference. First operand 18630 states and 27948 transitions. Second operand has 4 states, 4 states have (on average 2.25) 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) [2021-12-07 01:49:39,783 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:49:41,802 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 [] [2021-12-07 01:50:16,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:50:16,815 INFO L93 Difference]: Finished difference Result 21352 states and 32545 transitions. [2021-12-07 01:50:16,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 01:50:16,816 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) 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 [2021-12-07 01:50:16,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:50:16,904 INFO L225 Difference]: With dead ends: 21352 [2021-12-07 01:50:16,904 INFO L226 Difference]: Without dead ends: 21349 [2021-12-07 01:50:16,916 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:50:16,917 INFO L933 BasicCegarLoop]: 11446 mSDtfsCounter, 20715 mSDsluCounter, 129 mSDsCounter, 0 mSdLazyCounter, 8965 mSolverCounterSat, 7509 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21792 SdHoareTripleChecker+Valid, 11575 SdHoareTripleChecker+Invalid, 16476 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7509 IncrementalHoareTripleChecker+Valid, 8965 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.2s IncrementalHoareTripleChecker+Time [2021-12-07 01:50:16,917 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21792 Valid, 11575 Invalid, 16476 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7509 Valid, 8965 Invalid, 2 Unknown, 0 Unchecked, 38.2s Time] [2021-12-07 01:50:16,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21349 states. [2021-12-07 01:50:17,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21349 to 18629. [2021-12-07 01:50:17,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18629 states, 13204 states have (on average 1.392002423508028) internal successors, (18380), 13579 states have internal predecessors, (18380), 4352 states have call successors, (4352), 927 states have call predecessors, (4352), 1072 states have return successors, (5214), 4395 states have call predecessors, (5214), 4313 states have call successors, (5214) [2021-12-07 01:50:17,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18629 states to 18629 states and 27946 transitions. [2021-12-07 01:50:17,746 INFO L78 Accepts]: Start accepts. Automaton has 18629 states and 27946 transitions. Word has length 13 [2021-12-07 01:50:17,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:50:17,746 INFO L470 AbstractCegarLoop]: Abstraction has 18629 states and 27946 transitions. [2021-12-07 01:50:17,747 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) 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) [2021-12-07 01:50:17,747 INFO L276 IsEmpty]: Start isEmpty. Operand 18629 states and 27946 transitions. [2021-12-07 01:50:17,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-12-07 01:50:17,747 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:50:17,747 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:50:17,748 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-07 01:50:17,748 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:50:17,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:50:17,748 INFO L85 PathProgramCache]: Analyzing trace with hash -1591784324, now seen corresponding path program 1 times [2021-12-07 01:50:17,748 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:50:17,748 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [781707892] [2021-12-07 01:50:17,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:50:17,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:50:18,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:50:18,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:50:18,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:50:18,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:50:18,357 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:50:18,357 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [781707892] [2021-12-07 01:50:18,357 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [781707892] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:50:18,357 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:50:18,357 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 01:50:18,357 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [330390223] [2021-12-07 01:50:18,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:50:18,358 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 01:50:18,358 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:50:18,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 01:50:18,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 01:50:18,359 INFO L87 Difference]: Start difference. First operand 18629 states and 27946 transitions. Second operand has 4 states, 4 states have (on average 2.5) 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) [2021-12-07 01:50:20,666 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:50:22,685 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 [] [2021-12-07 01:50:58,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:50:58,980 INFO L93 Difference]: Finished difference Result 21351 states and 32543 transitions. [2021-12-07 01:50:58,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 01:50:58,980 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.5) 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 [2021-12-07 01:50:58,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:50:59,052 INFO L225 Difference]: With dead ends: 21351 [2021-12-07 01:50:59,052 INFO L226 Difference]: Without dead ends: 21348 [2021-12-07 01:50:59,065 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:50:59,066 INFO L933 BasicCegarLoop]: 11437 mSDtfsCounter, 20717 mSDsluCounter, 129 mSDsCounter, 0 mSdLazyCounter, 8958 mSolverCounterSat, 7513 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21796 SdHoareTripleChecker+Valid, 11566 SdHoareTripleChecker+Invalid, 16473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7513 IncrementalHoareTripleChecker+Valid, 8958 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.4s IncrementalHoareTripleChecker+Time [2021-12-07 01:50:59,067 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21796 Valid, 11566 Invalid, 16473 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7513 Valid, 8958 Invalid, 2 Unknown, 0 Unchecked, 39.4s Time] [2021-12-07 01:50:59,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21348 states. [2021-12-07 01:50:59,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21348 to 18628. [2021-12-07 01:50:59,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18628 states, 13204 states have (on average 1.3919266888821569) internal successors, (18379), 13578 states have internal predecessors, (18379), 4351 states have call successors, (4351), 927 states have call predecessors, (4351), 1072 states have return successors, (5214), 4395 states have call predecessors, (5214), 4313 states have call successors, (5214) [2021-12-07 01:51:00,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18628 states to 18628 states and 27944 transitions. [2021-12-07 01:51:00,003 INFO L78 Accepts]: Start accepts. Automaton has 18628 states and 27944 transitions. Word has length 14 [2021-12-07 01:51:00,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:51:00,003 INFO L470 AbstractCegarLoop]: Abstraction has 18628 states and 27944 transitions. [2021-12-07 01:51:00,004 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.5) 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) [2021-12-07 01:51:00,004 INFO L276 IsEmpty]: Start isEmpty. Operand 18628 states and 27944 transitions. [2021-12-07 01:51:00,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-12-07 01:51:00,004 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:51:00,004 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:51:00,004 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-07 01:51:00,005 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:51:00,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:51:00,005 INFO L85 PathProgramCache]: Analyzing trace with hash -2104728589, now seen corresponding path program 1 times [2021-12-07 01:51:00,005 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:51:00,005 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396700222] [2021-12-07 01:51:00,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:51:00,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:51:00,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:51:00,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:51:00,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:51:00,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:51:00,513 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:51:00,513 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396700222] [2021-12-07 01:51:00,513 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396700222] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:51:00,513 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:51:00,513 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 01:51:00,513 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154051695] [2021-12-07 01:51:00,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:51:00,514 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 01:51:00,514 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:51:00,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 01:51:00,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 01:51:00,515 INFO L87 Difference]: Start difference. First operand 18628 states and 27944 transitions. Second operand has 4 states, 4 states have (on average 2.75) 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) [2021-12-07 01:51:02,744 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 [] [2021-12-07 01:51:04,763 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 [] [2021-12-07 01:51:38,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:51:38,912 INFO L93 Difference]: Finished difference Result 21355 states and 32544 transitions. [2021-12-07 01:51:38,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 01:51:38,912 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) 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) Word has length 15 [2021-12-07 01:51:38,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:51:38,978 INFO L225 Difference]: With dead ends: 21355 [2021-12-07 01:51:38,978 INFO L226 Difference]: Without dead ends: 21351 [2021-12-07 01:51:38,986 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:51:38,987 INFO L933 BasicCegarLoop]: 11525 mSDtfsCounter, 20633 mSDsluCounter, 146 mSDsCounter, 0 mSdLazyCounter, 8982 mSolverCounterSat, 7444 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21708 SdHoareTripleChecker+Valid, 11671 SdHoareTripleChecker+Invalid, 16428 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7444 IncrementalHoareTripleChecker+Valid, 8982 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.2s IncrementalHoareTripleChecker+Time [2021-12-07 01:51:38,987 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21708 Valid, 11671 Invalid, 16428 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7444 Valid, 8982 Invalid, 2 Unknown, 0 Unchecked, 37.2s Time] [2021-12-07 01:51:39,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21351 states. [2021-12-07 01:51:39,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21351 to 18629. [2021-12-07 01:51:39,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18629 states, 13206 states have (on average 1.3917158867181585) internal successors, (18379), 13578 states have internal predecessors, (18379), 4349 states have call successors, (4349), 928 states have call predecessors, (4349), 1073 states have return successors, (5214), 4395 states have call predecessors, (5214), 4313 states have call successors, (5214) [2021-12-07 01:51:39,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18629 states to 18629 states and 27942 transitions. [2021-12-07 01:51:39,798 INFO L78 Accepts]: Start accepts. Automaton has 18629 states and 27942 transitions. Word has length 15 [2021-12-07 01:51:39,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:51:39,799 INFO L470 AbstractCegarLoop]: Abstraction has 18629 states and 27942 transitions. [2021-12-07 01:51:39,799 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) 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) [2021-12-07 01:51:39,799 INFO L276 IsEmpty]: Start isEmpty. Operand 18629 states and 27942 transitions. [2021-12-07 01:51:39,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-12-07 01:51:39,799 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:51:39,800 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:51:39,800 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-07 01:51:39,800 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:51:39,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:51:39,800 INFO L85 PathProgramCache]: Analyzing trace with hash -826126753, now seen corresponding path program 1 times [2021-12-07 01:51:39,800 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:51:39,800 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924367940] [2021-12-07 01:51:39,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:51:39,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:51:40,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:51:40,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:51:40,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:51:40,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:51:40,382 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:51:40,382 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924367940] [2021-12-07 01:51:40,382 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1924367940] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:51:40,383 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:51:40,383 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 01:51:40,383 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1572901492] [2021-12-07 01:51:40,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:51:40,383 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 01:51:40,383 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:51:40,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 01:51:40,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 01:51:40,384 INFO L87 Difference]: Start difference. First operand 18629 states and 27942 transitions. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2021-12-07 01:51:42,620 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:51:44,638 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 [] [2021-12-07 01:52:21,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:52:21,382 INFO L93 Difference]: Finished difference Result 21351 states and 32539 transitions. [2021-12-07 01:52:21,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 01:52:21,382 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 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 16 [2021-12-07 01:52:21,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:52:21,432 INFO L225 Difference]: With dead ends: 21351 [2021-12-07 01:52:21,432 INFO L226 Difference]: Without dead ends: 21348 [2021-12-07 01:52:21,438 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:52:21,439 INFO L933 BasicCegarLoop]: 11530 mSDtfsCounter, 20642 mSDsluCounter, 129 mSDsCounter, 0 mSdLazyCounter, 8973 mSolverCounterSat, 7443 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21717 SdHoareTripleChecker+Valid, 11659 SdHoareTripleChecker+Invalid, 16418 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7443 IncrementalHoareTripleChecker+Valid, 8973 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.7s IncrementalHoareTripleChecker+Time [2021-12-07 01:52:21,439 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21717 Valid, 11659 Invalid, 16418 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7443 Valid, 8973 Invalid, 2 Unknown, 0 Unchecked, 39.7s Time] [2021-12-07 01:52:21,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21348 states. [2021-12-07 01:52:22,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21348 to 18628. [2021-12-07 01:52:22,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18628 states, 13206 states have (on average 1.3916401635620173) internal successors, (18378), 13577 states have internal predecessors, (18378), 4348 states have call successors, (4348), 928 states have call predecessors, (4348), 1073 states have return successors, (5214), 4395 states have call predecessors, (5214), 4313 states have call successors, (5214) [2021-12-07 01:52:22,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18628 states to 18628 states and 27940 transitions. [2021-12-07 01:52:22,234 INFO L78 Accepts]: Start accepts. Automaton has 18628 states and 27940 transitions. Word has length 16 [2021-12-07 01:52:22,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:52:22,234 INFO L470 AbstractCegarLoop]: Abstraction has 18628 states and 27940 transitions. [2021-12-07 01:52:22,234 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2021-12-07 01:52:22,234 INFO L276 IsEmpty]: Start isEmpty. Operand 18628 states and 27940 transitions. [2021-12-07 01:52:22,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-12-07 01:52:22,235 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:52:22,235 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:52:22,235 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-07 01:52:22,235 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:52:22,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:52:22,236 INFO L85 PathProgramCache]: Analyzing trace with hash 155829366, now seen corresponding path program 1 times [2021-12-07 01:52:22,236 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:52:22,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [256679133] [2021-12-07 01:52:22,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:52:22,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:52:22,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:52:22,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:52:22,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:52:22,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:52:22,712 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:52:22,712 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [256679133] [2021-12-07 01:52:22,712 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [256679133] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:52:22,712 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:52:22,712 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 01:52:22,712 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250785121] [2021-12-07 01:52:22,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:52:22,713 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 01:52:22,713 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:52:22,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 01:52:22,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 01:52:22,713 INFO L87 Difference]: Start difference. First operand 18628 states and 27940 transitions. Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 3 states have internal predecessors, (13), 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) [2021-12-07 01:52:24,918 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:52:26,940 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:53:02,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:53:02,372 INFO L93 Difference]: Finished difference Result 21350 states and 32537 transitions. [2021-12-07 01:53:02,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 01:53:02,373 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 3 states have internal predecessors, (13), 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 17 [2021-12-07 01:53:02,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:53:02,424 INFO L225 Difference]: With dead ends: 21350 [2021-12-07 01:53:02,424 INFO L226 Difference]: Without dead ends: 21347 [2021-12-07 01:53:02,430 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:53:02,431 INFO L933 BasicCegarLoop]: 11538 mSDtfsCounter, 20625 mSDsluCounter, 129 mSDsCounter, 0 mSdLazyCounter, 8965 mSolverCounterSat, 7437 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21707 SdHoareTripleChecker+Valid, 11667 SdHoareTripleChecker+Invalid, 16404 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7437 IncrementalHoareTripleChecker+Valid, 8965 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.3s IncrementalHoareTripleChecker+Time [2021-12-07 01:53:02,431 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21707 Valid, 11667 Invalid, 16404 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7437 Valid, 8965 Invalid, 2 Unknown, 0 Unchecked, 38.3s Time] [2021-12-07 01:53:02,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21347 states. [2021-12-07 01:53:03,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21347 to 18627. [2021-12-07 01:53:03,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18627 states, 13206 states have (on average 1.391564440405876) internal successors, (18377), 13576 states have internal predecessors, (18377), 4347 states have call successors, (4347), 928 states have call predecessors, (4347), 1073 states have return successors, (5214), 4395 states have call predecessors, (5214), 4313 states have call successors, (5214) [2021-12-07 01:53:03,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18627 states to 18627 states and 27938 transitions. [2021-12-07 01:53:03,286 INFO L78 Accepts]: Start accepts. Automaton has 18627 states and 27938 transitions. Word has length 17 [2021-12-07 01:53:03,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:53:03,286 INFO L470 AbstractCegarLoop]: Abstraction has 18627 states and 27938 transitions. [2021-12-07 01:53:03,286 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 3 states have internal predecessors, (13), 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) [2021-12-07 01:53:03,286 INFO L276 IsEmpty]: Start isEmpty. Operand 18627 states and 27938 transitions. [2021-12-07 01:53:03,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-12-07 01:53:03,287 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:53:03,287 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:53:03,287 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-07 01:53:03,287 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:53:03,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:53:03,288 INFO L85 PathProgramCache]: Analyzing trace with hash 531702850, now seen corresponding path program 1 times [2021-12-07 01:53:03,288 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:53:03,288 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646928352] [2021-12-07 01:53:03,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:53:03,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:53:03,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:53:03,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:53:03,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:53:03,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:53:03,768 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:53:03,768 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646928352] [2021-12-07 01:53:03,768 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646928352] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:53:03,768 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:53:03,768 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 01:53:03,768 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585507485] [2021-12-07 01:53:03,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:53:03,769 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 01:53:03,769 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:53:03,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 01:53:03,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 01:53:03,769 INFO L87 Difference]: Start difference. First operand 18627 states and 27938 transitions. Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 3 states have internal predecessors, (14), 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) [2021-12-07 01:53:05,980 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:53:08,001 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:53:14,432 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:53:42,788 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-07 01:54:08,201 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:54:40,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:54:40,824 INFO L93 Difference]: Finished difference Result 59288 states and 96641 transitions. [2021-12-07 01:54:40,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 01:54:40,825 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 3 states have internal predecessors, (14), 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 18 [2021-12-07 01:54:40,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:54:40,980 INFO L225 Difference]: With dead ends: 59288 [2021-12-07 01:54:40,980 INFO L226 Difference]: Without dead ends: 40667 [2021-12-07 01:54:41,063 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:54:41,064 INFO L933 BasicCegarLoop]: 17607 mSDtfsCounter, 23058 mSDsluCounter, 3834 mSDsCounter, 0 mSdLazyCounter, 25227 mSolverCounterSat, 8914 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 83.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25014 SdHoareTripleChecker+Valid, 21441 SdHoareTripleChecker+Invalid, 34146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 8914 IncrementalHoareTripleChecker+Valid, 25227 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 94.0s IncrementalHoareTripleChecker+Time [2021-12-07 01:54:41,064 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [25014 Valid, 21441 Invalid, 34146 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [8914 Valid, 25227 Invalid, 5 Unknown, 0 Unchecked, 94.0s Time] [2021-12-07 01:54:41,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40667 states. [2021-12-07 01:54:42,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40667 to 37925. [2021-12-07 01:54:42,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37925 states, 26851 states have (on average 1.3867267513314216) internal successors, (37235), 27603 states have internal predecessors, (37235), 8823 states have call successors, (8823), 1822 states have call predecessors, (8823), 2250 states have return successors, (14229), 9068 states have call predecessors, (14229), 8774 states have call successors, (14229) [2021-12-07 01:54:43,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37925 states to 37925 states and 60287 transitions. [2021-12-07 01:54:43,084 INFO L78 Accepts]: Start accepts. Automaton has 37925 states and 60287 transitions. Word has length 18 [2021-12-07 01:54:43,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:54:43,084 INFO L470 AbstractCegarLoop]: Abstraction has 37925 states and 60287 transitions. [2021-12-07 01:54:43,084 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.5) internal successors, (14), 3 states have internal predecessors, (14), 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) [2021-12-07 01:54:43,084 INFO L276 IsEmpty]: Start isEmpty. Operand 37925 states and 60287 transitions. [2021-12-07 01:54:43,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-12-07 01:54:43,085 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:54:43,085 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:54:43,085 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-07 01:54:43,085 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:54:43,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:54:43,086 INFO L85 PathProgramCache]: Analyzing trace with hash -701116167, now seen corresponding path program 1 times [2021-12-07 01:54:43,086 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:54:43,086 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098731069] [2021-12-07 01:54:43,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:54:43,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:54:43,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:54:43,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:54:43,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:54:43,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:54:43,603 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:54:43,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098731069] [2021-12-07 01:54:43,603 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1098731069] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:54:43,603 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:54:43,603 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 01:54:43,603 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456509287] [2021-12-07 01:54:43,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:54:43,604 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 01:54:43,604 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:54:43,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 01:54:43,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 01:54:43,604 INFO L87 Difference]: Start difference. First operand 37925 states and 60287 transitions. Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 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) [2021-12-07 01:54:45,810 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:54:47,829 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:55:07,160 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:55:09,960 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-07 01:55:27,963 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 [] [2021-12-07 01:56:02,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:56:02,677 INFO L93 Difference]: Finished difference Result 108441 states and 188325 transitions. [2021-12-07 01:56:02,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 01:56:02,678 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 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 19 [2021-12-07 01:56:02,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:56:02,982 INFO L225 Difference]: With dead ends: 108441 [2021-12-07 01:56:02,982 INFO L226 Difference]: Without dead ends: 70522 [2021-12-07 01:56:03,209 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:56:03,209 INFO L933 BasicCegarLoop]: 14199 mSDtfsCounter, 25283 mSDsluCounter, 1150 mSDsCounter, 0 mSdLazyCounter, 20178 mSolverCounterSat, 9427 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 64.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27055 SdHoareTripleChecker+Valid, 15349 SdHoareTripleChecker+Invalid, 29610 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9427 IncrementalHoareTripleChecker+Valid, 20178 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 74.3s IncrementalHoareTripleChecker+Time [2021-12-07 01:56:03,210 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [27055 Valid, 15349 Invalid, 29610 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9427 Valid, 20178 Invalid, 5 Unknown, 0 Unchecked, 74.3s Time] [2021-12-07 01:56:03,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70522 states. [2021-12-07 01:56:06,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70522 to 67588. [2021-12-07 01:56:06,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67588 states, 47509 states have (on average 1.3756551390262897) internal successors, (65356), 48924 states have internal predecessors, (65356), 15740 states have call successors, (15740), 3429 states have call predecessors, (15740), 4338 states have return successors, (30409), 16309 states have call predecessors, (30409), 15690 states have call successors, (30409) [2021-12-07 01:56:07,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67588 states to 67588 states and 111505 transitions. [2021-12-07 01:56:07,043 INFO L78 Accepts]: Start accepts. Automaton has 67588 states and 111505 transitions. Word has length 19 [2021-12-07 01:56:07,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:56:07,043 INFO L470 AbstractCegarLoop]: Abstraction has 67588 states and 111505 transitions. [2021-12-07 01:56:07,043 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 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) [2021-12-07 01:56:07,044 INFO L276 IsEmpty]: Start isEmpty. Operand 67588 states and 111505 transitions. [2021-12-07 01:56:07,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-12-07 01:56:07,045 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:56:07,045 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:56:07,045 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-07 01:56:07,045 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:56:07,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:56:07,045 INFO L85 PathProgramCache]: Analyzing trace with hash -263795163, now seen corresponding path program 1 times [2021-12-07 01:56:07,045 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:56:07,046 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558949509] [2021-12-07 01:56:07,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:56:07,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:56:07,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:07,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:56:07,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:56:07,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:56:07,604 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:56:07,604 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558949509] [2021-12-07 01:56:07,604 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [558949509] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:56:07,604 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:56:07,604 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 01:56:07,604 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915908645] [2021-12-07 01:56:07,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:56:07,605 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 01:56:07,605 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:56:07,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 01:56:07,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 01:56:07,605 INFO L87 Difference]: Start difference. First operand 67588 states and 111505 transitions. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 3 states have internal predecessors, (16), 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) [2021-12-07 01:56:09,815 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:56:11,836 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:56:48,718 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:56:51,328 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []