./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.7.3/main1_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.7.3/main1_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 1f2f4e1edf092d782bd8904ff3c98be8600de69a79369635abf74affaa77e7cb --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-18 02:08:25,410 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 02:08:25,412 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 02:08:25,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 02:08:25,470 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 02:08:25,471 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 02:08:25,472 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 02:08:25,473 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 02:08:25,474 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 02:08:25,474 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 02:08:25,475 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 02:08:25,476 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 02:08:25,476 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 02:08:25,477 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 02:08:25,478 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 02:08:25,478 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 02:08:25,479 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 02:08:25,480 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 02:08:25,481 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 02:08:25,482 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 02:08:25,483 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 02:08:25,484 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 02:08:25,484 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 02:08:25,485 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 02:08:25,487 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 02:08:25,487 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 02:08:25,487 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 02:08:25,488 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 02:08:25,488 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 02:08:25,488 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 02:08:25,489 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 02:08:25,489 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 02:08:25,490 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 02:08:25,490 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 02:08:25,491 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 02:08:25,491 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 02:08:25,491 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 02:08:25,492 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 02:08:25,492 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 02:08:25,492 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 02:08:25,493 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 02:08:25,494 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-18 02:08:25,507 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 02:08:25,507 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 02:08:25,508 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 02:08:25,508 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 02:08:25,508 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 02:08:25,509 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 02:08:25,509 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 02:08:25,509 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 02:08:25,509 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 02:08:25,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 02:08:25,510 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-18 02:08:25,510 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 02:08:25,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-18 02:08:25,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 02:08:25,510 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-18 02:08:25,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-18 02:08:25,511 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 02:08:25,511 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-18 02:08:25,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 02:08:25,511 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 02:08:25,511 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 02:08:25,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 02:08:25,512 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 02:08:25,512 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 02:08:25,512 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-18 02:08:25,512 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-18 02:08:25,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-18 02:08:25,512 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-18 02:08:25,512 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-18 02:08:25,513 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-18 02:08:25,513 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 02:08:25,513 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f2f4e1edf092d782bd8904ff3c98be8600de69a79369635abf74affaa77e7cb [2021-12-18 02:08:25,705 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 02:08:25,725 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 02:08:25,730 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 02:08:25,731 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 02:08:25,731 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 02:08:25,732 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.7.3/main1_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i [2021-12-18 02:08:25,772 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cca2778a/113dfcc497e04769bbf0f3c97d46b1c4/FLAG0dd48d025 [2021-12-18 02:08:26,677 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 02:08:26,678 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/main1_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i [2021-12-18 02:08:26,754 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cca2778a/113dfcc497e04769bbf0f3c97d46b1c4/FLAG0dd48d025 [2021-12-18 02:08:26,808 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cca2778a/113dfcc497e04769bbf0f3c97d46b1c4 [2021-12-18 02:08:26,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 02:08:26,812 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 02:08:26,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 02:08:26,813 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 02:08:26,815 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 02:08:26,816 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 02:08:26" (1/1) ... [2021-12-18 02:08:26,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d48a92c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:08:26, skipping insertion in model container [2021-12-18 02:08:26,818 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 02:08:26" (1/1) ... [2021-12-18 02:08:26,822 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 02:08:27,120 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 02:08:41,331 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/main1_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i[1057113,1057126] [2021-12-18 02:08:41,924 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 02:08:41,998 INFO L203 MainTranslator]: Completed pre-run [2021-12-18 02:08:43,078 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/main1_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i[1057113,1057126] [2021-12-18 02:08:43,097 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 02:08:43,667 INFO L208 MainTranslator]: Completed translation [2021-12-18 02:08:43,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:08:43 WrapperNode [2021-12-18 02:08:43,668 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-18 02:08:43,669 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-18 02:08:43,669 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-18 02:08:43,669 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-18 02:08:43,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:08:43" (1/1) ... [2021-12-18 02:08:43,911 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:08:43" (1/1) ... [2021-12-18 02:08:44,249 INFO L137 Inliner]: procedures = 1364, calls = 15139, calls flagged for inlining = 461, calls inlined = 268, statements flattened = 19702 [2021-12-18 02:08:44,250 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-18 02:08:44,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-18 02:08:44,251 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-18 02:08:44,252 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-18 02:08:44,259 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:08:43" (1/1) ... [2021-12-18 02:08:44,260 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:08:43" (1/1) ... [2021-12-18 02:08:44,376 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:08:43" (1/1) ... [2021-12-18 02:08:44,377 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:08:43" (1/1) ... [2021-12-18 02:08:45,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:08:43" (1/1) ... [2021-12-18 02:08:45,426 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:08:43" (1/1) ... [2021-12-18 02:08:45,909 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:08:43" (1/1) ... [2021-12-18 02:08:46,085 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-18 02:08:46,086 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-18 02:08:46,086 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-18 02:08:46,087 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-18 02:08:46,087 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:08:43" (1/1) ... [2021-12-18 02:08:46,093 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 02:08:46,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 02:08:46,153 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-18 02:08:46,192 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-18 02:08:46,213 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-12-18 02:08:46,213 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-12-18 02:08:46,213 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-12-18 02:08:46,213 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-12-18 02:08:46,213 INFO L130 BoogieDeclarations]: Found specification of procedure device_lock___3 [2021-12-18 02:08:46,214 INFO L138 BoogieDeclarations]: Found implementation of procedure device_lock___3 [2021-12-18 02:08:46,214 INFO L130 BoogieDeclarations]: Found specification of procedure device_lock___4 [2021-12-18 02:08:46,214 INFO L138 BoogieDeclarations]: Found implementation of procedure device_lock___4 [2021-12-18 02:08:46,214 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_set_suspended [2021-12-18 02:08:46,214 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_set_suspended [2021-12-18 02:08:46,214 INFO L130 BoogieDeclarations]: Found specification of procedure unmap_urb_for_dma [2021-12-18 02:08:46,215 INFO L138 BoogieDeclarations]: Found implementation of procedure unmap_urb_for_dma [2021-12-18 02:08:46,215 INFO L130 BoogieDeclarations]: Found specification of procedure device_is_registered [2021-12-18 02:08:46,215 INFO L138 BoogieDeclarations]: Found implementation of procedure device_is_registered [2021-12-18 02:08:46,215 INFO L130 BoogieDeclarations]: Found specification of procedure usb_release_dev [2021-12-18 02:08:46,215 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_release_dev [2021-12-18 02:08:46,215 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2021-12-18 02:08:46,215 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2021-12-18 02:08:46,216 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_endpoint [2021-12-18 02:08:46,216 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_endpoint [2021-12-18 02:08:46,216 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_async [2021-12-18 02:08:46,216 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_async [2021-12-18 02:08:46,216 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-12-18 02:08:46,216 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-12-18 02:08:46,216 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_device_state [2021-12-18 02:08:46,216 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_device_state [2021-12-18 02:08:46,216 INFO L130 BoogieDeclarations]: Found specification of procedure device_del [2021-12-18 02:08:46,217 INFO L138 BoogieDeclarations]: Found implementation of procedure device_del [2021-12-18 02:08:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure device_unlock [2021-12-18 02:08:46,217 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unlock [2021-12-18 02:08:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_device_initiated_lpm [2021-12-18 02:08:46,217 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_device_initiated_lpm [2021-12-18 02:08:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_all_async [2021-12-18 02:08:46,217 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_all_async [2021-12-18 02:08:46,217 INFO L130 BoogieDeclarations]: Found specification of procedure usb_runtime_resume [2021-12-18 02:08:46,217 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_runtime_resume [2021-12-18 02:08:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure hub_usb3_port_disable [2021-12-18 02:08:46,218 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_usb3_port_disable [2021-12-18 02:08:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~bool~0~TO~int [2021-12-18 02:08:46,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~bool~0~TO~int [2021-12-18 02:08:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-12-18 02:08:46,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-12-18 02:08:46,218 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2021-12-18 02:08:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2021-12-18 02:08:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure usb_destroy_configuration [2021-12-18 02:08:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_destroy_configuration [2021-12-18 02:08:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-18 02:08:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-18 02:08:46,219 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2021-12-18 02:08:46,219 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2021-12-18 02:08:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_put_sync_autosuspend [2021-12-18 02:08:46,220 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_put_sync_autosuspend [2021-12-18 02:08:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-18 02:08:46,220 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-18 02:08:46,220 INFO L130 BoogieDeclarations]: Found specification of procedure hub_disconnect [2021-12-18 02:08:46,220 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_disconnect [2021-12-18 02:08:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_should_stop [2021-12-18 02:08:46,221 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_should_stop [2021-12-18 02:08:46,221 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-18 02:08:46,222 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-18 02:08:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure hub_hub_status [2021-12-18 02:08:46,222 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_hub_status [2021-12-18 02:08:46,222 INFO L130 BoogieDeclarations]: Found specification of procedure port_is_power_on [2021-12-18 02:08:46,222 INFO L138 BoogieDeclarations]: Found implementation of procedure port_is_power_on [2021-12-18 02:08:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_one_id [2021-12-18 02:08:46,223 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_one_id [2021-12-18 02:08:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure add_device_randomness [2021-12-18 02:08:46,223 INFO L138 BoogieDeclarations]: Found implementation of procedure add_device_randomness [2021-12-18 02:08:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_link_state [2021-12-18 02:08:46,223 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_link_state [2021-12-18 02:08:46,223 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlocked_enable_lpm [2021-12-18 02:08:46,223 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlocked_enable_lpm [2021-12-18 02:08:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-18 02:08:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_lpm_pel [2021-12-18 02:08:46,224 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_lpm_pel [2021-12-18 02:08:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-18 02:08:46,224 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-18 02:08:46,224 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_set_autosuspend_delay [2021-12-18 02:08:46,225 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_set_autosuspend_delay [2021-12-18 02:08:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_bulk_urbs [2021-12-18 02:08:46,225 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_bulk_urbs [2021-12-18 02:08:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2021-12-18 02:08:46,225 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2021-12-18 02:08:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_logical_disconnect [2021-12-18 02:08:46,225 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_logical_disconnect [2021-12-18 02:08:46,225 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-18 02:08:46,225 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-18 02:08:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_flush_endpoint [2021-12-18 02:08:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_flush_endpoint [2021-12-18 02:08:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure get_port_status [2021-12-18 02:08:46,226 INFO L138 BoogieDeclarations]: Found implementation of procedure get_port_status [2021-12-18 02:08:46,226 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page___1 [2021-12-18 02:08:46,227 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page___1 [2021-12-18 02:08:46,227 INFO L130 BoogieDeclarations]: Found specification of procedure bus_find_device [2021-12-18 02:08:46,227 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_find_device [2021-12-18 02:08:46,227 INFO L130 BoogieDeclarations]: Found specification of procedure driver_suspend [2021-12-18 02:08:46,227 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_suspend [2021-12-18 02:08:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure usb_device_poll [2021-12-18 02:08:46,228 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_device_poll [2021-12-18 02:08:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hc_died [2021-12-18 02:08:46,228 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hc_died [2021-12-18 02:08:46,228 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_put_noidle [2021-12-18 02:08:46,228 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_put_noidle [2021-12-18 02:08:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-18 02:08:46,229 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-18 02:08:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_status_mutex [2021-12-18 02:08:46,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_status_mutex [2021-12-18 02:08:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure hub_irq [2021-12-18 02:08:46,229 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_irq [2021-12-18 02:08:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure usb_port_suspend [2021-12-18 02:08:46,229 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_port_suspend [2021-12-18 02:08:46,229 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-18 02:08:46,230 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-18 02:08:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_device_descriptor [2021-12-18 02:08:46,230 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_device_descriptor [2021-12-18 02:08:46,230 INFO L130 BoogieDeclarations]: Found specification of procedure hub_quiesce [2021-12-18 02:08:46,230 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_quiesce [2021-12-18 02:08:46,231 INFO L130 BoogieDeclarations]: Found specification of procedure usb_find_alt_setting [2021-12-18 02:08:46,231 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_find_alt_setting [2021-12-18 02:08:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb [2021-12-18 02:08:46,233 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb [2021-12-18 02:08:46,233 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-18 02:08:46,233 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-18 02:08:46,234 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2021-12-18 02:08:46,234 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2021-12-18 02:08:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_zero_bit [2021-12-18 02:08:46,235 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_zero_bit [2021-12-18 02:08:46,235 INFO L130 BoogieDeclarations]: Found specification of procedure device_unlock___3 [2021-12-18 02:08:46,238 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unlock___3 [2021-12-18 02:08:46,238 INFO L130 BoogieDeclarations]: Found specification of procedure device_unlock___4 [2021-12-18 02:08:46,238 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unlock___4 [2021-12-18 02:08:46,239 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_runtime_resume [2021-12-18 02:08:46,239 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_runtime_resume [2021-12-18 02:08:46,239 INFO L130 BoogieDeclarations]: Found specification of procedure async_getcompleted [2021-12-18 02:08:46,239 INFO L138 BoogieDeclarations]: Found implementation of procedure async_getcompleted [2021-12-18 02:08:46,239 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_reset_endpoint [2021-12-18 02:08:46,239 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_reset_endpoint [2021-12-18 02:08:46,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-12-18 02:08:46,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-12-18 02:08:46,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-18 02:08:46,240 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_complete [2021-12-18 02:08:46,240 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_complete [2021-12-18 02:08:46,240 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_connect_change [2021-12-18 02:08:46,240 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_connect_change [2021-12-18 02:08:46,240 INFO L130 BoogieDeclarations]: Found specification of procedure __usb_queue_reset_device [2021-12-18 02:08:46,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __usb_queue_reset_device [2021-12-18 02:08:46,240 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2021-12-18 02:08:46,240 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2021-12-18 02:08:46,240 INFO L130 BoogieDeclarations]: Found specification of procedure device_unlock___1 [2021-12-18 02:08:46,301 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unlock___1 [2021-12-18 02:08:46,301 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_usb2_hardware_lpm [2021-12-18 02:08:46,301 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_usb2_hardware_lpm [2021-12-18 02:08:46,301 INFO L130 BoogieDeclarations]: Found specification of procedure usb_probe_interface [2021-12-18 02:08:46,302 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_probe_interface [2021-12-18 02:08:46,302 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_buffer_alloc [2021-12-18 02:08:46,302 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_buffer_alloc [2021-12-18 02:08:46,302 INFO L130 BoogieDeclarations]: Found specification of procedure rh_urb_enqueue [2021-12-18 02:08:46,302 INFO L138 BoogieDeclarations]: Found implementation of procedure rh_urb_enqueue [2021-12-18 02:08:46,302 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2021-12-18 02:08:46,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2021-12-18 02:08:46,302 INFO L130 BoogieDeclarations]: Found specification of procedure hub_free_dev [2021-12-18 02:08:46,302 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_free_dev [2021-12-18 02:08:46,302 INFO L130 BoogieDeclarations]: Found specification of procedure clear_hub_feature [2021-12-18 02:08:46,302 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_hub_feature [2021-12-18 02:08:46,302 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-18 02:08:46,302 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-18 02:08:46,302 INFO L130 BoogieDeclarations]: Found specification of procedure usb_device_is_owned [2021-12-18 02:08:46,302 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_device_is_owned [2021-12-18 02:08:46,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_bandwidth_mutex [2021-12-18 02:08:46,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_bandwidth_mutex [2021-12-18 02:08:46,302 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-12-18 02:08:46,303 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-12-18 02:08:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2021-12-18 02:08:46,303 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2021-12-18 02:08:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure usb_suspend [2021-12-18 02:08:46,303 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_suspend [2021-12-18 02:08:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure release_devnum [2021-12-18 02:08:46,303 INFO L138 BoogieDeclarations]: Found implementation of procedure release_devnum [2021-12-18 02:08:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure snoop_urb [2021-12-18 02:08:46,303 INFO L138 BoogieDeclarations]: Found implementation of procedure snoop_urb [2021-12-18 02:08:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure device_lock [2021-12-18 02:08:46,303 INFO L138 BoogieDeclarations]: Found implementation of procedure device_lock [2021-12-18 02:08:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-18 02:08:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autoresume_device [2021-12-18 02:08:46,303 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autoresume_device [2021-12-18 02:08:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-18 02:08:46,303 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-18 02:08:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-18 02:08:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure usb_resume_interface [2021-12-18 02:08:46,304 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_resume_interface [2021-12-18 02:08:46,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-18 02:08:46,304 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-18 02:08:46,304 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-18 02:08:46,304 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-18 02:08:46,304 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-12-18 02:08:46,304 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-12-18 02:08:46,304 INFO L130 BoogieDeclarations]: Found specification of procedure usb_create_ep_devs [2021-12-18 02:08:46,304 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_create_ep_devs [2021-12-18 02:08:46,304 INFO L130 BoogieDeclarations]: Found specification of procedure set_port_led [2021-12-18 02:08:46,304 INFO L138 BoogieDeclarations]: Found implementation of procedure set_port_led [2021-12-18 02:08:46,304 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-18 02:08:46,304 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-18 02:08:46,304 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-12-18 02:08:46,304 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-12-18 02:08:46,304 INFO L130 BoogieDeclarations]: Found specification of procedure device_unregister [2021-12-18 02:08:46,304 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unregister [2021-12-18 02:08:46,304 INFO L130 BoogieDeclarations]: Found specification of procedure usb_runtime_suspend [2021-12-18 02:08:46,305 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_runtime_suspend [2021-12-18 02:08:46,305 INFO L130 BoogieDeclarations]: Found specification of procedure hub_set_port_link_state [2021-12-18 02:08:46,305 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_set_port_link_state [2021-12-18 02:08:46,305 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-18 02:08:46,305 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-18 02:08:46,305 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_device [2021-12-18 02:08:46,305 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_device [2021-12-18 02:08:46,305 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_suspend_noirq [2021-12-18 02:08:46,305 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_suspend_noirq [2021-12-18 02:08:46,305 INFO L130 BoogieDeclarations]: Found specification of procedure device_can_wakeup [2021-12-18 02:08:46,305 INFO L138 BoogieDeclarations]: Found implementation of procedure device_can_wakeup [2021-12-18 02:08:46,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex [2021-12-18 02:08:46,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex [2021-12-18 02:08:46,305 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_langid [2021-12-18 02:08:46,305 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_langid [2021-12-18 02:08:46,305 INFO L130 BoogieDeclarations]: Found specification of procedure __pm_runtime_suspend [2021-12-18 02:08:46,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __pm_runtime_suspend [2021-12-18 02:08:46,305 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-18 02:08:46,305 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-18 02:08:46,306 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_interface [2021-12-18 02:08:46,306 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_interface [2021-12-18 02:08:46,306 INFO L130 BoogieDeclarations]: Found specification of procedure freezing [2021-12-18 02:08:46,306 INFO L138 BoogieDeclarations]: Found implementation of procedure freezing [2021-12-18 02:08:46,306 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_autosuspend [2021-12-18 02:08:46,306 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_autosuspend [2021-12-18 02:08:46,306 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-12-18 02:08:46,306 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-12-18 02:08:46,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-18 02:08:46,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-18 02:08:46,306 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_one_id_intf [2021-12-18 02:08:46,306 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_one_id_intf [2021-12-18 02:08:46,306 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-18 02:08:46,306 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-18 02:08:46,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-18 02:08:46,306 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_freeze [2021-12-18 02:08:46,306 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_freeze [2021-12-18 02:08:46,306 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-18 02:08:46,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-18 02:08:46,307 INFO L130 BoogieDeclarations]: Found specification of procedure usb_altnum_to_altsetting [2021-12-18 02:08:46,307 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_altnum_to_altsetting [2021-12-18 02:08:46,307 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_is_primary_hcd [2021-12-18 02:08:46,307 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_is_primary_hcd [2021-12-18 02:08:46,307 INFO L130 BoogieDeclarations]: Found specification of procedure usb_device_supports_ltm [2021-12-18 02:08:46,307 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_device_supports_ltm [2021-12-18 02:08:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-18 02:08:46,311 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-18 02:08:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure port_is_suspended [2021-12-18 02:08:46,311 INFO L138 BoogieDeclarations]: Found implementation of procedure port_is_suspended [2021-12-18 02:08:46,312 INFO L130 BoogieDeclarations]: Found specification of procedure hub_thread [2021-12-18 02:08:46,312 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_thread [2021-12-18 02:08:46,312 INFO L130 BoogieDeclarations]: Found specification of procedure hub_pre_reset [2021-12-18 02:08:46,312 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_pre_reset [2021-12-18 02:08:46,312 INFO L130 BoogieDeclarations]: Found specification of procedure usb_start_wait_urb [2021-12-18 02:08:46,312 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_start_wait_urb [2021-12-18 02:08:46,313 INFO L130 BoogieDeclarations]: Found specification of procedure device_register [2021-12-18 02:08:46,313 INFO L138 BoogieDeclarations]: Found implementation of procedure device_register [2021-12-18 02:08:46,313 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2021-12-18 02:08:46,313 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2021-12-18 02:08:46,313 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-12-18 02:08:46,313 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-12-18 02:08:46,313 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_reset [2021-12-18 02:08:46,313 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_reset [2021-12-18 02:08:46,313 INFO L130 BoogieDeclarations]: Found specification of procedure usb_rebind_intf [2021-12-18 02:08:46,314 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_rebind_intf [2021-12-18 02:08:46,314 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-18 02:08:46,314 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-18 02:08:46,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-18 02:08:46,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-18 02:08:46,314 INFO L130 BoogieDeclarations]: Found specification of procedure usb_resume_both [2021-12-18 02:08:46,314 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_resume_both [2021-12-18 02:08:46,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-18 02:08:46,314 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-18 02:08:46,315 INFO L130 BoogieDeclarations]: Found specification of procedure hub_events [2021-12-18 02:08:46,315 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_events [2021-12-18 02:08:46,315 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_device [2021-12-18 02:08:46,315 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_device [2021-12-18 02:08:46,315 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2021-12-18 02:08:46,315 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2021-12-18 02:08:46,315 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-18 02:08:46,315 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-18 02:08:46,315 INFO L130 BoogieDeclarations]: Found specification of procedure blocking_notifier_call_chain [2021-12-18 02:08:46,316 INFO L138 BoogieDeclarations]: Found implementation of procedure blocking_notifier_call_chain [2021-12-18 02:08:46,316 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-18 02:08:46,316 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-18 02:08:46,316 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_giveback_urb [2021-12-18 02:08:46,316 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_giveback_urb [2021-12-18 02:08:46,316 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_finish_reset [2021-12-18 02:08:46,316 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_finish_reset [2021-12-18 02:08:46,316 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-12-18 02:08:46,316 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-12-18 02:08:46,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-18 02:08:46,317 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-18 02:08:46,317 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-18 02:08:46,317 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_urb [2021-12-18 02:08:46,317 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_urb [2021-12-18 02:08:46,317 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_alloc_coherent [2021-12-18 02:08:46,317 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_alloc_coherent [2021-12-18 02:08:46,317 INFO L130 BoogieDeclarations]: Found specification of procedure check_highspeed [2021-12-18 02:08:46,317 INFO L138 BoogieDeclarations]: Found implementation of procedure check_highspeed [2021-12-18 02:08:46,318 INFO L130 BoogieDeclarations]: Found specification of procedure recursively_mark_NOTATTACHED [2021-12-18 02:08:46,318 INFO L138 BoogieDeclarations]: Found implementation of procedure recursively_mark_NOTATTACHED [2021-12-18 02:08:46,318 INFO L130 BoogieDeclarations]: Found specification of procedure hub_ioctl [2021-12-18 02:08:46,318 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_ioctl [2021-12-18 02:08:46,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-18 02:08:46,318 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_get_noresume [2021-12-18 02:08:46,318 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_get_noresume [2021-12-18 02:08:46,318 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2021-12-18 02:08:46,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2021-12-18 02:08:46,319 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-12-18 02:08:46,319 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-12-18 02:08:46,319 INFO L130 BoogieDeclarations]: Found specification of procedure plural [2021-12-18 02:08:46,319 INFO L138 BoogieDeclarations]: Found implementation of procedure plural [2021-12-18 02:08:46,319 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_poweroff [2021-12-18 02:08:46,319 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_poweroff [2021-12-18 02:08:46,319 INFO L130 BoogieDeclarations]: Found specification of procedure usb_req_set_sel [2021-12-18 02:08:46,319 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_req_set_sel [2021-12-18 02:08:46,319 INFO L130 BoogieDeclarations]: Found specification of procedure usb_remove_sysfs_intf_files [2021-12-18 02:08:46,320 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_remove_sysfs_intf_files [2021-12-18 02:08:46,320 INFO L130 BoogieDeclarations]: Found specification of procedure is_usb_interface [2021-12-18 02:08:46,320 INFO L138 BoogieDeclarations]: Found implementation of procedure is_usb_interface [2021-12-18 02:08:46,320 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_hub_port_acpi_handle [2021-12-18 02:08:46,320 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_hub_port_acpi_handle [2021-12-18 02:08:46,320 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_suspend [2021-12-18 02:08:46,320 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_suspend [2021-12-18 02:08:46,320 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-12-18 02:08:46,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-12-18 02:08:46,321 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-18 02:08:46,321 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-18 02:08:46,321 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-18 02:08:46,321 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-18 02:08:46,321 INFO L130 BoogieDeclarations]: Found specification of procedure usb_cancel_queued_reset [2021-12-18 02:08:46,321 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_cancel_queued_reset [2021-12-18 02:08:46,321 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-18 02:08:46,321 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-18 02:08:46,321 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_dynamic_id [2021-12-18 02:08:46,322 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_dynamic_id [2021-12-18 02:08:46,322 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_free_coherent [2021-12-18 02:08:46,322 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_free_coherent [2021-12-18 02:08:46,322 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-12-18 02:08:46,322 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-12-18 02:08:46,322 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-18 02:08:46,322 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-18 02:08:46,322 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-12-18 02:08:46,322 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-12-18 02:08:46,323 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_hub_port_connect_type [2021-12-18 02:08:46,323 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_hub_port_connect_type [2021-12-18 02:08:46,323 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_put_sync [2021-12-18 02:08:46,323 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_put_sync [2021-12-18 02:08:46,323 INFO L130 BoogieDeclarations]: Found specification of procedure usb_forced_unbind_intf [2021-12-18 02:08:46,323 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_forced_unbind_intf [2021-12-18 02:08:46,323 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~~gfp_t~0~TO~int [2021-12-18 02:08:46,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~~gfp_t~0~TO~int [2021-12-18 02:08:46,323 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-18 02:08:46,324 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-18 02:08:46,324 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep0_reinit [2021-12-18 02:08:46,324 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep0_reinit [2021-12-18 02:08:46,324 INFO L130 BoogieDeclarations]: Found specification of procedure hdev_to_hub [2021-12-18 02:08:46,324 INFO L138 BoogieDeclarations]: Found implementation of procedure hdev_to_hub [2021-12-18 02:08:46,324 INFO L130 BoogieDeclarations]: Found specification of procedure usb_mark_last_busy [2021-12-18 02:08:46,324 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_mark_last_busy [2021-12-18 02:08:46,324 INFO L130 BoogieDeclarations]: Found specification of procedure __pm_runtime_set_status [2021-12-18 02:08:46,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __pm_runtime_set_status [2021-12-18 02:08:46,325 INFO L130 BoogieDeclarations]: Found specification of procedure task_pid_nr [2021-12-18 02:08:46,325 INFO L138 BoogieDeclarations]: Found implementation of procedure task_pid_nr [2021-12-18 02:08:46,325 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_bos_descriptor [2021-12-18 02:08:46,325 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_bos_descriptor [2021-12-18 02:08:46,325 INFO L130 BoogieDeclarations]: Found specification of procedure get_device [2021-12-18 02:08:46,326 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device [2021-12-18 02:08:46,327 INFO L130 BoogieDeclarations]: Found specification of procedure usb_remove_ep_devs [2021-12-18 02:08:46,327 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_remove_ep_devs [2021-12-18 02:08:46,327 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-12-18 02:08:46,327 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-12-18 02:08:46,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-18 02:08:46,327 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_disable [2021-12-18 02:08:46,327 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_disable [2021-12-18 02:08:46,327 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_link_urb_to_ep [2021-12-18 02:08:46,327 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_link_urb_to_ep [2021-12-18 02:08:46,328 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-18 02:08:46,328 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-18 02:08:46,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-18 02:08:46,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-18 02:08:46,328 INFO L130 BoogieDeclarations]: Found specification of procedure put_cred [2021-12-18 02:08:46,328 INFO L138 BoogieDeclarations]: Found implementation of procedure put_cred [2021-12-18 02:08:46,328 INFO L130 BoogieDeclarations]: Found specification of procedure __pm_runtime_idle [2021-12-18 02:08:46,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __pm_runtime_idle [2021-12-18 02:08:46,328 INFO L130 BoogieDeclarations]: Found specification of procedure get_hub_descriptor [2021-12-18 02:08:46,329 INFO L138 BoogieDeclarations]: Found implementation of procedure get_hub_descriptor [2021-12-18 02:08:46,329 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enumerate_device_otg [2021-12-18 02:08:46,329 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enumerate_device_otg [2021-12-18 02:08:46,329 INFO L130 BoogieDeclarations]: Found specification of procedure usb_resume_complete [2021-12-18 02:08:46,329 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_resume_complete [2021-12-18 02:08:46,329 INFO L130 BoogieDeclarations]: Found specification of procedure dev_driver_string [2021-12-18 02:08:46,329 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_driver_string [2021-12-18 02:08:46,329 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-18 02:08:46,329 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-18 02:08:46,330 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_control [2021-12-18 02:08:46,330 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_control [2021-12-18 02:08:46,330 INFO L130 BoogieDeclarations]: Found specification of procedure device_initialize [2021-12-18 02:08:46,330 INFO L138 BoogieDeclarations]: Found implementation of procedure device_initialize [2021-12-18 02:08:46,330 INFO L130 BoogieDeclarations]: Found specification of procedure init_utsname [2021-12-18 02:08:46,330 INFO L138 BoogieDeclarations]: Found implementation of procedure init_utsname [2021-12-18 02:08:46,330 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2021-12-18 02:08:46,330 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2021-12-18 02:08:46,330 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_lpm_timeout [2021-12-18 02:08:46,331 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_lpm_timeout [2021-12-18 02:08:46,331 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-12-18 02:08:46,331 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-12-18 02:08:46,331 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_endpoint [2021-12-18 02:08:46,331 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_endpoint [2021-12-18 02:08:46,331 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-18 02:08:46,331 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-18 02:08:46,331 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlocked_disable_lpm [2021-12-18 02:08:46,331 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlocked_disable_lpm [2021-12-18 02:08:46,332 INFO L130 BoogieDeclarations]: Found specification of procedure usb_urb_dir_in [2021-12-18 02:08:46,332 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_urb_dir_in [2021-12-18 02:08:46,332 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2021-12-18 02:08:46,332 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2021-12-18 02:08:46,332 INFO L130 BoogieDeclarations]: Found specification of procedure show_string [2021-12-18 02:08:46,332 INFO L138 BoogieDeclarations]: Found implementation of procedure show_string [2021-12-18 02:08:46,332 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-18 02:08:46,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-18 02:08:46,332 INFO L130 BoogieDeclarations]: Found specification of procedure kill_pid_info_as_cred [2021-12-18 02:08:46,333 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_pid_info_as_cred [2021-12-18 02:08:46,333 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-12-18 02:08:46,333 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-12-18 02:08:46,333 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_descriptor [2021-12-18 02:08:46,333 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_descriptor [2021-12-18 02:08:46,333 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2021-12-18 02:08:46,333 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2021-12-18 02:08:46,333 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_enable [2021-12-18 02:08:46,333 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_enable [2021-12-18 02:08:46,334 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string [2021-12-18 02:08:46,334 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string [2021-12-18 02:08:46,334 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2021-12-18 02:08:46,334 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2021-12-18 02:08:46,334 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-18 02:08:46,334 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-18 02:08:46,334 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_wait_reset [2021-12-18 02:08:46,334 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_wait_reset [2021-12-18 02:08:46,334 INFO L130 BoogieDeclarations]: Found specification of procedure autosuspend_check [2021-12-18 02:08:46,335 INFO L138 BoogieDeclarations]: Found implementation of procedure autosuspend_check [2021-12-18 02:08:46,335 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_id [2021-12-18 02:08:46,335 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_id [2021-12-18 02:08:46,335 INFO L130 BoogieDeclarations]: Found specification of procedure usb_internal_control_msg [2021-12-18 02:08:46,335 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_internal_control_msg [2021-12-18 02:08:46,335 INFO L130 BoogieDeclarations]: Found specification of procedure generic_suspend [2021-12-18 02:08:46,335 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_suspend [2021-12-18 02:08:46,335 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_status [2021-12-18 02:08:46,336 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_status [2021-12-18 02:08:46,336 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2021-12-18 02:08:46,336 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2021-12-18 02:08:46,336 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_dev [2021-12-18 02:08:46,336 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_dev [2021-12-18 02:08:46,336 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-12-18 02:08:46,336 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-12-18 02:08:46,336 INFO L130 BoogieDeclarations]: Found specification of procedure unbind_no_pm_drivers_interfaces [2021-12-18 02:08:46,336 INFO L138 BoogieDeclarations]: Found implementation of procedure unbind_no_pm_drivers_interfaces [2021-12-18 02:08:46,337 INFO L130 BoogieDeclarations]: Found specification of procedure hub_suspend [2021-12-18 02:08:46,337 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_suspend [2021-12-18 02:08:46,337 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-18 02:08:46,337 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-18 02:08:46,337 INFO L130 BoogieDeclarations]: Found specification of procedure sg_virt___1 [2021-12-18 02:08:46,337 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_virt___1 [2021-12-18 02:08:46,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-18 02:08:46,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-18 02:08:46,337 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enumerate_device [2021-12-18 02:08:46,337 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enumerate_device [2021-12-18 02:08:46,338 INFO L130 BoogieDeclarations]: Found specification of procedure task_pid [2021-12-18 02:08:46,338 INFO L138 BoogieDeclarations]: Found implementation of procedure task_pid [2021-12-18 02:08:46,338 INFO L130 BoogieDeclarations]: Found specification of procedure check_port_resume_type [2021-12-18 02:08:46,338 INFO L138 BoogieDeclarations]: Found implementation of procedure check_port_resume_type [2021-12-18 02:08:46,338 INFO L130 BoogieDeclarations]: Found specification of procedure usb_port_resume [2021-12-18 02:08:46,338 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_port_resume [2021-12-18 02:08:46,338 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_lpm_mel [2021-12-18 02:08:46,338 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_lpm_mel [2021-12-18 02:08:46,339 INFO L130 BoogieDeclarations]: Found specification of procedure hub_configure [2021-12-18 02:08:46,339 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_configure [2021-12-18 02:08:46,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-12-18 02:08:46,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-12-18 02:08:46,339 INFO L130 BoogieDeclarations]: Found specification of procedure is_usb_device [2021-12-18 02:08:46,339 INFO L138 BoogieDeclarations]: Found implementation of procedure is_usb_device [2021-12-18 02:08:46,339 INFO L130 BoogieDeclarations]: Found specification of procedure companion_common [2021-12-18 02:08:46,339 INFO L138 BoogieDeclarations]: Found implementation of procedure companion_common [2021-12-18 02:08:46,340 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_resume [2021-12-18 02:08:46,340 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_resume [2021-12-18 02:08:46,342 INFO L130 BoogieDeclarations]: Found specification of procedure pci_prepare_to_sleep [2021-12-18 02:08:46,342 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_prepare_to_sleep [2021-12-18 02:08:46,342 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2021-12-18 02:08:46,342 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2021-12-18 02:08:46,342 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_buffer_free [2021-12-18 02:08:46,343 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_buffer_free [2021-12-18 02:08:46,343 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-18 02:08:46,343 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-18 02:08:46,343 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unmap_urb_for_dma [2021-12-18 02:08:46,343 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unmap_urb_for_dma [2021-12-18 02:08:46,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex [2021-12-18 02:08:46,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex [2021-12-18 02:08:46,343 INFO L130 BoogieDeclarations]: Found specification of procedure generic_disconnect [2021-12-18 02:08:46,344 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_disconnect [2021-12-18 02:08:46,344 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2021-12-18 02:08:46,344 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2021-12-18 02:08:46,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-18 02:08:46,344 INFO L130 BoogieDeclarations]: Found specification of procedure hub_clear_tt_buffer [2021-12-18 02:08:46,344 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_clear_tt_buffer [2021-12-18 02:08:46,344 INFO L130 BoogieDeclarations]: Found specification of procedure create_intf_ep_devs [2021-12-18 02:08:46,345 INFO L138 BoogieDeclarations]: Found implementation of procedure create_intf_ep_devs [2021-12-18 02:08:46,345 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_prepare [2021-12-18 02:08:46,345 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_prepare [2021-12-18 02:08:46,345 INFO L130 BoogieDeclarations]: Found specification of procedure descriptors_changed [2021-12-18 02:08:46,345 INFO L138 BoogieDeclarations]: Found implementation of procedure descriptors_changed [2021-12-18 02:08:46,345 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-12-18 02:08:46,345 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-12-18 02:08:46,345 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-18 02:08:46,346 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-18 02:08:46,346 INFO L130 BoogieDeclarations]: Found specification of procedure hub_tt_work [2021-12-18 02:08:46,346 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_tt_work [2021-12-18 02:08:46,346 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_unaligned_access_size [2021-12-18 02:08:46,346 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2021-12-18 02:08:46,346 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2021-12-18 02:08:46,346 INFO L130 BoogieDeclarations]: Found specification of procedure usb_suspend_interface [2021-12-18 02:08:46,346 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_suspend_interface [2021-12-18 02:08:46,347 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-12-18 02:08:46,347 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-12-18 02:08:46,347 INFO L130 BoogieDeclarations]: Found specification of procedure usbdev_open [2021-12-18 02:08:46,347 INFO L138 BoogieDeclarations]: Found implementation of procedure usbdev_open [2021-12-18 02:08:46,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-18 02:08:46,347 INFO L130 BoogieDeclarations]: Found specification of procedure free_async [2021-12-18 02:08:46,347 INFO L138 BoogieDeclarations]: Found implementation of procedure free_async [2021-12-18 02:08:46,347 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-18 02:08:46,347 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-18 02:08:46,348 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-18 02:08:46,348 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-18 02:08:46,348 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-18 02:08:46,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-18 02:08:46,348 INFO L130 BoogieDeclarations]: Found specification of procedure hub_handle_remote_wakeup [2021-12-18 02:08:46,348 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_handle_remote_wakeup [2021-12-18 02:08:46,348 INFO L130 BoogieDeclarations]: Found specification of procedure warn_level [2021-12-18 02:08:46,348 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_level [2021-12-18 02:08:46,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-18 02:08:46,349 INFO L130 BoogieDeclarations]: Found specification of procedure hub_reset_resume [2021-12-18 02:08:46,349 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_reset_resume [2021-12-18 02:08:46,349 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_interface [2021-12-18 02:08:46,349 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_interface [2021-12-18 02:08:46,349 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2021-12-18 02:08:46,349 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2021-12-18 02:08:46,349 INFO L130 BoogieDeclarations]: Found specification of procedure usb_release_interface [2021-12-18 02:08:46,349 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_release_interface [2021-12-18 02:08:46,349 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2021-12-18 02:08:46,350 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2021-12-18 02:08:46,350 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2021-12-18 02:08:46,350 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2021-12-18 02:08:46,350 INFO L130 BoogieDeclarations]: Found specification of procedure usb_suspend_device [2021-12-18 02:08:46,350 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_suspend_device [2021-12-18 02:08:46,350 INFO L130 BoogieDeclarations]: Found specification of procedure clear_port_feature [2021-12-18 02:08:46,350 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_port_feature [2021-12-18 02:08:46,350 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~gfp_t~0~TO~int [2021-12-18 02:08:46,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~gfp_t~0~TO~int [2021-12-18 02:08:46,351 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-18 02:08:46,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-18 02:08:46,351 INFO L130 BoogieDeclarations]: Found specification of procedure usb_cache_string [2021-12-18 02:08:46,351 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_cache_string [2021-12-18 02:08:46,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-18 02:08:46,351 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-18 02:08:46,351 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_restore [2021-12-18 02:08:46,351 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_restore [2021-12-18 02:08:46,351 INFO L130 BoogieDeclarations]: Found specification of procedure generic_probe [2021-12-18 02:08:46,352 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_probe [2021-12-18 02:08:46,352 INFO L130 BoogieDeclarations]: Found specification of procedure led_work [2021-12-18 02:08:46,352 INFO L138 BoogieDeclarations]: Found implementation of procedure led_work [2021-12-18 02:08:46,352 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unbind_interface [2021-12-18 02:08:46,352 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unbind_interface [2021-12-18 02:08:46,352 INFO L130 BoogieDeclarations]: Found specification of procedure __validate_creds [2021-12-18 02:08:46,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __validate_creds [2021-12-18 02:08:46,352 INFO L130 BoogieDeclarations]: Found specification of procedure usb_rh_urb_dequeue [2021-12-18 02:08:46,353 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_rh_urb_dequeue [2021-12-18 02:08:46,353 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-12-18 02:08:46,353 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-12-18 02:08:46,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_usbfs_mutex [2021-12-18 02:08:46,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_usbfs_mutex [2021-12-18 02:08:46,353 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2021-12-18 02:08:46,353 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2021-12-18 02:08:46,353 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_warm_reset_required [2021-12-18 02:08:46,353 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_warm_reset_required [2021-12-18 02:08:46,354 INFO L130 BoogieDeclarations]: Found specification of procedure kstrdup [2021-12-18 02:08:46,354 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrdup [2021-12-18 02:08:46,354 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-18 02:08:46,354 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-18 02:08:46,354 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_async_on_interface [2021-12-18 02:08:46,354 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_async_on_interface [2021-12-18 02:08:46,354 INFO L130 BoogieDeclarations]: Found specification of procedure usb_pipe_endpoint [2021-12-18 02:08:46,354 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_pipe_endpoint [2021-12-18 02:08:46,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex [2021-12-18 02:08:46,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex [2021-12-18 02:08:46,355 INFO L130 BoogieDeclarations]: Found specification of procedure async_completed [2021-12-18 02:08:46,355 INFO L138 BoogieDeclarations]: Found implementation of procedure async_completed [2021-12-18 02:08:46,355 INFO L130 BoogieDeclarations]: Found specification of procedure security_task_getsecid [2021-12-18 02:08:46,355 INFO L138 BoogieDeclarations]: Found implementation of procedure security_task_getsecid [2021-12-18 02:08:46,355 INFO L130 BoogieDeclarations]: Found specification of procedure usb_create_sysfs_intf_files [2021-12-18 02:08:46,355 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_create_sysfs_intf_files [2021-12-18 02:08:46,355 INFO L130 BoogieDeclarations]: Found specification of procedure get_cred [2021-12-18 02:08:46,355 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cred [2021-12-18 02:08:46,356 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_autosuspend [2021-12-18 02:08:46,356 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_autosuspend [2021-12-18 02:08:46,356 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_resume_noirq [2021-12-18 02:08:46,356 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_resume_noirq [2021-12-18 02:08:46,356 INFO L130 BoogieDeclarations]: Found specification of procedure usb_resume [2021-12-18 02:08:46,356 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_resume [2021-12-18 02:08:46,356 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autosuspend_device [2021-12-18 02:08:46,356 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autosuspend_device [2021-12-18 02:08:46,356 INFO L130 BoogieDeclarations]: Found specification of procedure driver_set_config_work [2021-12-18 02:08:46,357 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_set_config_work [2021-12-18 02:08:46,357 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2021-12-18 02:08:46,357 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2021-12-18 02:08:46,357 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-12-18 02:08:46,357 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-12-18 02:08:46,357 INFO L130 BoogieDeclarations]: Found specification of procedure usbdev_release [2021-12-18 02:08:46,357 INFO L138 BoogieDeclarations]: Found implementation of procedure usbdev_release [2021-12-18 02:08:46,357 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2021-12-18 02:08:46,358 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2021-12-18 02:08:46,358 INFO L130 BoogieDeclarations]: Found specification of procedure device_enable_async_suspend [2021-12-18 02:08:46,358 INFO L138 BoogieDeclarations]: Found implementation of procedure device_enable_async_suspend [2021-12-18 02:08:46,358 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_dev [2021-12-18 02:08:46,358 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_dev [2021-12-18 02:08:46,358 INFO L130 BoogieDeclarations]: Found specification of procedure hub_init_func2 [2021-12-18 02:08:46,358 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_init_func2 [2021-12-18 02:08:46,358 INFO L130 BoogieDeclarations]: Found specification of procedure hub_init_func3 [2021-12-18 02:08:46,358 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_init_func3 [2021-12-18 02:08:46,359 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-18 02:08:46,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-18 02:08:46,359 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-18 02:08:46,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-18 02:08:46,359 INFO L130 BoogieDeclarations]: Found specification of procedure usb_suspend_both [2021-12-18 02:08:46,359 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_suspend_both [2021-12-18 02:08:46,359 INFO L130 BoogieDeclarations]: Found specification of procedure device_add [2021-12-18 02:08:46,359 INFO L138 BoogieDeclarations]: Found implementation of procedure device_add [2021-12-18 02:08:46,360 INFO L130 BoogieDeclarations]: Found specification of procedure pm_suspend_ignore_children [2021-12-18 02:08:46,360 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_suspend_ignore_children [2021-12-18 02:08:46,360 INFO L130 BoogieDeclarations]: Found specification of procedure hub_probe [2021-12-18 02:08:46,360 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_probe [2021-12-18 02:08:46,360 INFO L130 BoogieDeclarations]: Found specification of procedure hub_resume [2021-12-18 02:08:46,360 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_resume [2021-12-18 02:08:46,360 INFO L130 BoogieDeclarations]: Found specification of procedure usbfs_decrease_memory_usage [2021-12-18 02:08:46,360 INFO L138 BoogieDeclarations]: Found implementation of procedure usbfs_decrease_memory_usage [2021-12-18 02:08:46,360 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-18 02:08:46,361 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-18 02:08:46,361 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-18 02:08:46,361 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-18 02:08:46,361 INFO L130 BoogieDeclarations]: Found specification of procedure is_root_hub [2021-12-18 02:08:46,361 INFO L138 BoogieDeclarations]: Found implementation of procedure is_root_hub [2021-12-18 02:08:46,361 INFO L130 BoogieDeclarations]: Found specification of procedure hub_post_reset [2021-12-18 02:08:46,361 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_post_reset [2021-12-18 02:08:46,361 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_link_state [2021-12-18 02:08:46,361 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_link_state [2021-12-18 02:08:46,362 INFO L130 BoogieDeclarations]: Found specification of procedure usb_open [2021-12-18 02:08:46,362 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_open [2021-12-18 02:08:46,362 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-12-18 02:08:46,362 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-12-18 02:08:46,362 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-12-18 02:08:46,362 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-12-18 02:08:46,362 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-18 02:08:46,362 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-18 02:08:46,362 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_thaw [2021-12-18 02:08:46,363 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_thaw [2021-12-18 02:08:46,363 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-12-18 02:08:46,363 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-12-18 02:08:46,363 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2021-12-18 02:08:46,363 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2021-12-18 02:08:46,363 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_init [2021-12-18 02:08:46,363 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_init [2021-12-18 02:08:46,363 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2021-12-18 02:08:46,364 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2021-12-18 02:08:46,364 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kick_khubd [2021-12-18 02:08:46,364 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kick_khubd [2021-12-18 02:08:46,364 INFO L130 BoogieDeclarations]: Found specification of procedure hub_is_superspeed [2021-12-18 02:08:46,364 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_is_superspeed [2021-12-18 02:08:46,364 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2021-12-18 02:08:46,364 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-12-18 02:08:46,364 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-12-18 02:08:46,364 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-12-18 02:08:46,365 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-12-18 02:08:46,365 INFO L130 BoogieDeclarations]: Found specification of procedure rh_call_control [2021-12-18 02:08:46,365 INFO L138 BoogieDeclarations]: Found implementation of procedure rh_call_control [2021-12-18 02:08:46,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-18 02:08:46,365 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_configuration [2021-12-18 02:08:46,365 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_configuration [2021-12-18 02:08:46,365 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-12-18 02:08:46,365 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-12-18 02:08:46,366 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_configuration [2021-12-18 02:08:46,366 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_configuration [2021-12-18 02:08:46,366 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2021-12-18 02:08:46,366 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2021-12-18 02:08:46,366 INFO L130 BoogieDeclarations]: Found specification of procedure releaseintf [2021-12-18 02:08:46,366 INFO L138 BoogieDeclarations]: Found implementation of procedure releaseintf [2021-12-18 02:08:46,366 INFO L130 BoogieDeclarations]: Found specification of procedure __usb_detect_quirks [2021-12-18 02:08:46,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __usb_detect_quirks [2021-12-18 02:08:46,366 INFO L130 BoogieDeclarations]: Found specification of procedure usb_port_device_release [2021-12-18 02:08:46,367 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_port_device_release [2021-12-18 02:08:46,367 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_ltm [2021-12-18 02:08:46,367 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_ltm [2021-12-18 02:08:46,367 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2021-12-18 02:08:46,367 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2021-12-18 02:08:46,367 INFO L130 BoogieDeclarations]: Found specification of procedure hub_power_on [2021-12-18 02:08:46,367 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_power_on [2021-12-18 02:08:46,367 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-18 02:08:46,368 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-18 02:08:46,368 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_and_verify_device [2021-12-18 02:08:46,368 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_and_verify_device [2021-12-18 02:08:46,368 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_string [2021-12-18 02:08:46,368 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_string [2021-12-18 02:08:46,368 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_debounce [2021-12-18 02:08:46,368 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_debounce [2021-12-18 02:08:46,368 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_bus_resume [2021-12-18 02:08:46,368 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_bus_resume [2021-12-18 02:08:46,369 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_resume [2021-12-18 02:08:46,369 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_resume [2021-12-18 02:08:46,369 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub [2021-12-18 02:08:46,369 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub [2021-12-18 02:08:46,369 INFO L130 BoogieDeclarations]: Found specification of procedure usbdev_poll [2021-12-18 02:08:46,369 INFO L138 BoogieDeclarations]: Found implementation of procedure usbdev_poll [2021-12-18 02:08:46,369 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface_no_suspend [2021-12-18 02:08:46,369 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface_no_suspend [2021-12-18 02:08:46,369 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-18 02:08:46,370 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-18 02:08:46,370 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_type [2021-12-18 02:08:46,370 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_type [2021-12-18 02:08:46,370 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-18 02:08:46,370 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-18 02:08:46,370 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_get_sync [2021-12-18 02:08:46,370 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_get_sync [2021-12-18 02:08:46,370 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface_no_resume [2021-12-18 02:08:46,370 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface_no_resume [2021-12-18 02:08:46,371 INFO L130 BoogieDeclarations]: Found specification of procedure connected [2021-12-18 02:08:46,371 INFO L138 BoogieDeclarations]: Found implementation of procedure connected [2021-12-18 02:08:46,371 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unbind_device [2021-12-18 02:08:46,371 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unbind_device [2021-12-18 02:08:46,371 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_alloc_bandwidth [2021-12-18 02:08:46,371 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_alloc_bandwidth [2021-12-18 02:08:46,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_status_mutex [2021-12-18 02:08:46,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_status_mutex [2021-12-18 02:08:46,371 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_status [2021-12-18 02:08:46,372 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_status [2021-12-18 02:08:46,372 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_ltm [2021-12-18 02:08:46,372 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_ltm [2021-12-18 02:08:46,372 INFO L130 BoogieDeclarations]: Found specification of procedure generic_resume [2021-12-18 02:08:46,372 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_resume [2021-12-18 02:08:46,372 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2021-12-18 02:08:46,372 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2021-12-18 02:08:46,372 INFO L130 BoogieDeclarations]: Found specification of procedure kick_khubd [2021-12-18 02:08:46,373 INFO L138 BoogieDeclarations]: Found implementation of procedure kick_khubd [2021-12-18 02:08:46,373 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_submit_urb [2021-12-18 02:08:46,373 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_submit_urb [2021-12-18 02:08:46,373 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2021-12-18 02:08:46,373 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2021-12-18 02:08:46,373 INFO L130 BoogieDeclarations]: Found specification of procedure bus_to_hcd [2021-12-18 02:08:46,373 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_to_hcd [2021-12-18 02:08:46,373 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-12-18 02:08:46,373 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-12-18 02:08:46,374 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2021-12-18 02:08:46,374 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2021-12-18 02:08:46,374 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2021-12-18 02:08:46,374 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2021-12-18 02:08:46,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2021-12-18 02:08:46,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2021-12-18 02:08:46,374 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_get_child [2021-12-18 02:08:46,374 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_get_child [2021-12-18 02:08:46,374 INFO L130 BoogieDeclarations]: Found specification of procedure get_pid [2021-12-18 02:08:46,375 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pid [2021-12-18 02:08:46,375 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-12-18 02:08:46,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-12-18 02:08:46,375 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2021-12-18 02:08:46,375 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2021-12-18 02:08:46,375 INFO L130 BoogieDeclarations]: Found specification of procedure put_pid [2021-12-18 02:08:46,375 INFO L138 BoogieDeclarations]: Found implementation of procedure put_pid [2021-12-18 02:08:46,375 INFO L130 BoogieDeclarations]: Found specification of procedure usb_probe_device [2021-12-18 02:08:46,376 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_probe_device [2021-12-18 02:08:46,376 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_isoc [2021-12-18 02:08:46,376 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_isoc [2021-12-18 02:08:46,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_bandwidth_mutex [2021-12-18 02:08:46,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_bandwidth_mutex [2021-12-18 02:08:46,376 INFO L130 BoogieDeclarations]: Found specification of procedure usb_enable_lpm [2021-12-18 02:08:46,376 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_enable_lpm [2021-12-18 02:08:46,376 INFO L130 BoogieDeclarations]: Found specification of procedure __pm_runtime_resume [2021-12-18 02:08:46,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __pm_runtime_resume [2021-12-18 02:08:46,377 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-12-18 02:08:46,377 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-12-18 02:08:46,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-18 02:08:46,377 INFO L130 BoogieDeclarations]: Found specification of procedure driver_disconnect [2021-12-18 02:08:46,377 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_disconnect [2021-12-18 02:08:46,377 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2021-12-18 02:08:46,377 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2021-12-18 02:08:46,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_usbfs_mutex [2021-12-18 02:08:46,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_usbfs_mutex [2021-12-18 02:08:46,378 INFO L130 BoogieDeclarations]: Found specification of procedure driver_resume [2021-12-18 02:08:46,378 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_resume [2021-12-18 02:08:46,378 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2021-12-18 02:08:46,378 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2021-12-18 02:08:46,378 INFO L130 BoogieDeclarations]: Found specification of procedure remove_intf_ep_devs [2021-12-18 02:08:46,378 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_intf_ep_devs [2021-12-18 02:08:46,378 INFO L130 BoogieDeclarations]: Found specification of procedure hub_port_disable [2021-12-18 02:08:46,378 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_port_disable [2021-12-18 02:08:46,379 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2021-12-18 02:08:46,379 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2021-12-18 02:08:46,379 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_hcd [2021-12-18 02:08:46,379 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_hcd [2021-12-18 02:08:46,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-12-18 02:08:46,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-12-18 02:08:46,379 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string_sub [2021-12-18 02:08:46,379 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string_sub [2021-12-18 02:08:46,379 INFO L130 BoogieDeclarations]: Found specification of procedure usb_device_match [2021-12-18 02:08:46,380 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_device_match [2021-12-18 02:08:46,380 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disable_lpm [2021-12-18 02:08:46,380 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disable_lpm [2021-12-18 02:08:46,380 INFO L130 BoogieDeclarations]: Found specification of procedure usb_dev_restore [2021-12-18 02:08:46,380 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_dev_restore [2021-12-18 02:08:46,380 INFO L130 BoogieDeclarations]: Found specification of procedure update_devnum [2021-12-18 02:08:46,380 INFO L138 BoogieDeclarations]: Found implementation of procedure update_devnum [2021-12-18 02:08:46,380 INFO L130 BoogieDeclarations]: Found specification of procedure hub_is_wusb [2021-12-18 02:08:46,380 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_is_wusb [2021-12-18 02:08:46,381 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2021-12-18 02:08:46,381 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2021-12-18 02:08:46,381 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_bus_suspend [2021-12-18 02:08:46,381 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_bus_suspend [2021-12-18 02:08:46,381 INFO L130 BoogieDeclarations]: Found specification of procedure ep_device_release [2021-12-18 02:08:46,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ep_device_release [2021-12-18 02:08:46,381 INFO L130 BoogieDeclarations]: Found specification of procedure driver_probe [2021-12-18 02:08:46,381 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_probe [2021-12-18 02:08:46,381 INFO L130 BoogieDeclarations]: Found specification of procedure usb_release_bos_descriptor [2021-12-18 02:08:46,382 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_release_bos_descriptor [2021-12-18 02:08:46,382 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-12-18 02:08:46,382 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-12-18 02:08:46,382 INFO L130 BoogieDeclarations]: Found specification of procedure usb_remote_wakeup [2021-12-18 02:08:46,382 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_remote_wakeup [2021-12-18 02:08:46,382 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_release_interface [2021-12-18 02:08:46,382 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_release_interface [2021-12-18 02:08:46,382 INFO L130 BoogieDeclarations]: Found specification of procedure powermac_set_asic [2021-12-18 02:08:46,382 INFO L138 BoogieDeclarations]: Found implementation of procedure powermac_set_asic [2021-12-18 02:08:46,383 INFO L130 BoogieDeclarations]: Found specification of procedure suspend_common [2021-12-18 02:08:46,383 INFO L138 BoogieDeclarations]: Found implementation of procedure suspend_common [2021-12-18 02:08:46,383 INFO L130 BoogieDeclarations]: Found specification of procedure usb_resume_device [2021-12-18 02:08:46,383 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_resume_device [2021-12-18 02:08:46,383 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-18 02:08:46,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-18 02:08:46,383 INFO L130 BoogieDeclarations]: Found specification of procedure sg_complete [2021-12-18 02:08:46,383 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_complete [2021-12-18 02:08:46,383 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2021-12-18 02:08:46,384 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2021-12-18 02:08:46,384 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-12-18 02:08:46,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-12-18 02:08:46,384 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-18 02:08:46,384 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-18 02:08:46,384 INFO L130 BoogieDeclarations]: Found specification of procedure check_root_hub_suspended [2021-12-18 02:08:46,384 INFO L138 BoogieDeclarations]: Found implementation of procedure check_root_hub_suspended [2021-12-18 02:08:46,384 INFO L130 BoogieDeclarations]: Found specification of procedure resume_common [2021-12-18 02:08:46,384 INFO L138 BoogieDeclarations]: Found implementation of procedure resume_common [2021-12-18 02:08:46,385 INFO L130 BoogieDeclarations]: Found specification of procedure usb_new_device [2021-12-18 02:08:46,385 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_new_device [2021-12-18 02:08:46,385 INFO L130 BoogieDeclarations]: Found specification of procedure unlink1 [2021-12-18 02:08:46,385 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink1 [2021-12-18 02:08:46,385 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_runtime_suspend [2021-12-18 02:08:46,385 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_runtime_suspend [2021-12-18 02:08:46,385 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disconnect [2021-12-18 02:08:46,385 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disconnect [2021-12-18 02:08:46,385 INFO L130 BoogieDeclarations]: Found specification of procedure hub_activate [2021-12-18 02:08:46,386 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_activate [2021-12-18 02:08:46,386 INFO L130 BoogieDeclarations]: Found specification of procedure unbind_no_reset_resume_drivers_interfaces [2021-12-18 02:08:46,386 INFO L138 BoogieDeclarations]: Found implementation of procedure unbind_no_reset_resume_drivers_interfaces [2021-12-18 02:08:46,386 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-18 02:08:46,386 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-18 02:08:46,386 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_endpoint [2021-12-18 02:08:46,386 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_endpoint [2021-12-18 02:08:46,386 INFO L130 BoogieDeclarations]: Found specification of procedure finish_port_resume [2021-12-18 02:08:46,387 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_port_resume [2021-12-18 02:08:46,387 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_capable [2021-12-18 02:08:46,387 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_capable [2021-12-18 02:08:46,387 INFO L130 BoogieDeclarations]: Found specification of procedure __suspend_report_result [2021-12-18 02:08:46,387 INFO L138 BoogieDeclarations]: Found implementation of procedure __suspend_report_result [2021-12-18 02:08:46,387 INFO L130 BoogieDeclarations]: Found specification of procedure hub_set_address [2021-12-18 02:08:46,387 INFO L138 BoogieDeclarations]: Found implementation of procedure hub_set_address [2021-12-18 02:08:46,387 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-18 02:08:46,387 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-18 02:08:46,388 INFO L130 BoogieDeclarations]: Found specification of procedure is_usb_device_driver [2021-12-18 02:08:46,388 INFO L138 BoogieDeclarations]: Found implementation of procedure is_usb_device_driver [2021-12-18 02:08:46,388 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_set_active [2021-12-18 02:08:46,388 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_set_active [2021-12-18 02:08:46,388 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-18 02:08:46,388 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-18 02:08:46,388 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-18 02:08:46,388 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-18 02:08:46,388 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-18 02:08:46,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-18 02:08:46,389 INFO L130 BoogieDeclarations]: Found specification of procedure device_pm_wait_for_dev [2021-12-18 02:08:46,389 INFO L138 BoogieDeclarations]: Found implementation of procedure device_pm_wait_for_dev [2021-12-18 02:08:46,389 INFO L130 BoogieDeclarations]: Found specification of procedure get_hub_status [2021-12-18 02:08:46,389 INFO L138 BoogieDeclarations]: Found implementation of procedure get_hub_status [2021-12-18 02:08:46,389 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_lpm_sel [2021-12-18 02:08:46,389 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_lpm_sel [2021-12-18 02:08:46,389 INFO L130 BoogieDeclarations]: Found specification of procedure device_attach [2021-12-18 02:08:46,389 INFO L138 BoogieDeclarations]: Found implementation of procedure device_attach [2021-12-18 02:08:46,390 INFO L130 BoogieDeclarations]: Found specification of procedure usb_choose_configuration [2021-12-18 02:08:46,390 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_choose_configuration [2021-12-18 02:08:46,390 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_pci_suspend [2021-12-18 02:08:46,390 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_pci_suspend [2021-12-18 02:08:46,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-18 02:08:46,390 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-18 02:08:46,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-18 02:08:46,390 INFO L130 BoogieDeclarations]: Found specification of procedure set_port_feature [2021-12-18 02:08:46,390 INFO L138 BoogieDeclarations]: Found implementation of procedure set_port_feature [2021-12-18 02:08:46,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-18 02:08:46,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-18 02:08:46,391 INFO L130 BoogieDeclarations]: Found specification of procedure __usb_unanchor_urb [2021-12-18 02:08:46,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __usb_unanchor_urb [2021-12-18 02:08:46,391 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acpi_find_device [2021-12-18 02:08:46,391 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acpi_find_device [2021-12-18 02:08:46,391 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_descriptor [2021-12-18 02:08:46,391 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_descriptor [2021-12-18 02:08:46,391 INFO L130 BoogieDeclarations]: Found specification of procedure do_rebind_interfaces [2021-12-18 02:08:46,392 INFO L138 BoogieDeclarations]: Found implementation of procedure do_rebind_interfaces [2021-12-18 02:08:48,114 INFO L236 CfgBuilder]: Building ICFG [2021-12-18 02:08:48,118 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-18 02:11:59,745 INFO L277 CfgBuilder]: Performing block encoding [2021-12-18 02:11:59,805 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-18 02:11:59,815 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-18 02:11:59,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 02:11:59 BoogieIcfgContainer [2021-12-18 02:11:59,823 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-18 02:11:59,824 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-18 02:11:59,834 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-18 02:11:59,836 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-18 02:11:59,837 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 02:08:26" (1/3) ... [2021-12-18 02:11:59,838 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c1fa44e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 02:11:59, skipping insertion in model container [2021-12-18 02:11:59,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:08:43" (2/3) ... [2021-12-18 02:11:59,838 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c1fa44e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 02:11:59, skipping insertion in model container [2021-12-18 02:11:59,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 02:11:59" (3/3) ... [2021-12-18 02:11:59,839 INFO L111 eAbstractionObserver]: Analyzing ICFG main1_drivers-usb-core-usbcore-ko--32_7a--linux-3.7.3.i [2021-12-18 02:11:59,843 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-18 02:11:59,843 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-18 02:11:59,901 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-18 02:11:59,908 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 [2021-12-18 02:11:59,909 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-18 02:12:00,026 INFO L276 IsEmpty]: Start isEmpty. Operand has 7494 states, 5251 states have (on average 1.3824033517425252) internal successors, (7259), 5414 states have internal predecessors, (7259), 1789 states have call successors, (1789), 452 states have call predecessors, (1789), 452 states have return successors, (1789), 1762 states have call predecessors, (1789), 1789 states have call successors, (1789) [2021-12-18 02:12:00,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-12-18 02:12:00,030 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 02:12:00,031 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 02:12:00,031 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 02:12:00,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 02:12:00,035 INFO L85 PathProgramCache]: Analyzing trace with hash 180336105, now seen corresponding path program 1 times [2021-12-18 02:12:00,041 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 02:12:00,041 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967770310] [2021-12-18 02:12:00,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 02:12:00,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 02:12:00,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 02:12:00,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 02:12:00,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 02:12:01,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 02:12:01,035 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 02:12:01,035 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [967770310] [2021-12-18 02:12:01,035 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [967770310] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 02:12:01,036 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 02:12:01,036 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 02:12:01,037 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708425685] [2021-12-18 02:12:01,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 02:12:01,040 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 02:12:01,040 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 02:12:01,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 02:12:01,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 02:12:01,074 INFO L87 Difference]: Start difference. First operand has 7494 states, 5251 states have (on average 1.3824033517425252) internal successors, (7259), 5414 states have internal predecessors, (7259), 1789 states have call successors, (1789), 452 states have call predecessors, (1789), 452 states have return successors, (1789), 1762 states have call predecessors, (1789), 1789 states have call successors, (1789) 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) [2021-12-18 02:12:03,330 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 02:12:05,348 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 02:12:10,832 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 02:12:18,078 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 02:13:06,613 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 [] [2021-12-18 02:13:22,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 02:13:22,659 INFO L93 Difference]: Finished difference Result 26717 states and 41570 transitions. [2021-12-18 02:13:22,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 02:13:22,662 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 [2021-12-18 02:13:22,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 02:13:22,871 INFO L225 Difference]: With dead ends: 26717 [2021-12-18 02:13:22,872 INFO L226 Difference]: Without dead ends: 19197 [2021-12-18 02:13:22,921 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 [2021-12-18 02:13:22,927 INFO L933 BasicCegarLoop]: 12111 mSDtfsCounter, 22524 mSDsluCounter, 1572 mSDsCounter, 0 mSdLazyCounter, 19607 mSolverCounterSat, 8742 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 74.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24203 SdHoareTripleChecker+Valid, 13683 SdHoareTripleChecker+Invalid, 28354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 8742 IncrementalHoareTripleChecker+Valid, 19607 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 79.6s IncrementalHoareTripleChecker+Time [2021-12-18 02:13:22,928 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [24203 Valid, 13683 Invalid, 28354 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [8742 Valid, 19607 Invalid, 5 Unknown, 0 Unchecked, 79.6s Time] [2021-12-18 02:13:22,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19197 states. [2021-12-18 02:13:23,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19197 to 16877. [2021-12-18 02:13:23,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16877 states, 11872 states have (on average 1.3806435309973046) internal successors, (16391), 12230 states have internal predecessors, (16391), 3968 states have call successors, (3968), 891 states have call predecessors, (3968), 1036 states have return successors, (4805), 4016 states have call predecessors, (4805), 3933 states have call successors, (4805) [2021-12-18 02:13:23,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16877 states to 16877 states and 25164 transitions. [2021-12-18 02:13:23,715 INFO L78 Accepts]: Start accepts. Automaton has 16877 states and 25164 transitions. Word has length 12 [2021-12-18 02:13:23,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 02:13:23,716 INFO L470 AbstractCegarLoop]: Abstraction has 16877 states and 25164 transitions. [2021-12-18 02:13:23,717 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) [2021-12-18 02:13:23,717 INFO L276 IsEmpty]: Start isEmpty. Operand 16877 states and 25164 transitions. [2021-12-18 02:13:23,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-12-18 02:13:23,718 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 02:13:23,718 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 02:13:23,718 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-18 02:13:23,718 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 02:13:23,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 02:13:23,720 INFO L85 PathProgramCache]: Analyzing trace with hash 1292039196, now seen corresponding path program 1 times [2021-12-18 02:13:23,721 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 02:13:23,721 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596629047] [2021-12-18 02:13:23,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 02:13:23,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 02:13:24,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 02:13:24,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 02:13:24,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 02:13:24,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 02:13:24,517 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 02:13:24,517 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596629047] [2021-12-18 02:13:24,518 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596629047] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 02:13:24,518 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 02:13:24,518 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 02:13:24,518 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243406488] [2021-12-18 02:13:24,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 02:13:24,519 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 02:13:24,519 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 02:13:24,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 02:13:24,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 02:13:24,520 INFO L87 Difference]: Start difference. First operand 16877 states and 25164 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) [2021-12-18 02:13:26,789 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 02:13:28,806 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 02:13:40,521 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 02:13:49,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 02:13:49,223 INFO L93 Difference]: Finished difference Result 19187 states and 29092 transitions. [2021-12-18 02:13:49,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 02:13:49,231 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 [2021-12-18 02:13:49,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 02:13:49,313 INFO L225 Difference]: With dead ends: 19187 [2021-12-18 02:13:49,314 INFO L226 Difference]: Without dead ends: 19184 [2021-12-18 02:13:49,320 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 [2021-12-18 02:13:49,323 INFO L933 BasicCegarLoop]: 9242 mSDtfsCounter, 16960 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 6821 mSolverCounterSat, 6356 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17773 SdHoareTripleChecker+Valid, 9299 SdHoareTripleChecker+Invalid, 13179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6356 IncrementalHoareTripleChecker+Valid, 6821 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.8s IncrementalHoareTripleChecker+Time [2021-12-18 02:13:49,323 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17773 Valid, 9299 Invalid, 13179 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6356 Valid, 6821 Invalid, 2 Unknown, 0 Unchecked, 23.8s Time] [2021-12-18 02:13:49,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19184 states. [2021-12-18 02:13:49,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19184 to 16876. [2021-12-18 02:13:49,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16876 states, 11872 states have (on average 1.3805592991913747) internal successors, (16390), 12229 states have internal predecessors, (16390), 3967 states have call successors, (3967), 891 states have call predecessors, (3967), 1036 states have return successors, (4805), 4016 states have call predecessors, (4805), 3933 states have call successors, (4805) [2021-12-18 02:13:49,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16876 states to 16876 states and 25162 transitions. [2021-12-18 02:13:49,955 INFO L78 Accepts]: Start accepts. Automaton has 16876 states and 25162 transitions. Word has length 13 [2021-12-18 02:13:49,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 02:13:49,955 INFO L470 AbstractCegarLoop]: Abstraction has 16876 states and 25162 transitions. [2021-12-18 02:13:49,955 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) [2021-12-18 02:13:49,955 INFO L276 IsEmpty]: Start isEmpty. Operand 16876 states and 25162 transitions. [2021-12-18 02:13:49,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-12-18 02:13:49,956 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 02:13:49,956 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 02:13:49,956 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-18 02:13:49,957 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 02:13:49,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 02:13:49,957 INFO L85 PathProgramCache]: Analyzing trace with hash 1395101516, now seen corresponding path program 1 times [2021-12-18 02:13:49,958 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 02:13:49,958 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685584208] [2021-12-18 02:13:49,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 02:13:49,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 02:13:50,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 02:13:50,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 02:13:50,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 02:13:50,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 02:13:50,412 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 02:13:50,412 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685584208] [2021-12-18 02:13:50,412 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685584208] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 02:13:50,412 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 02:13:50,412 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 02:13:50,412 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985581704] [2021-12-18 02:13:50,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 02:13:50,413 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 02:13:50,413 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 02:13:50,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 02:13:50,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 02:13:50,414 INFO L87 Difference]: Start difference. First operand 16876 states and 25162 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) [2021-12-18 02:13:52,640 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 02:13:54,658 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 02:14:08,172 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 02:14:18,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 02:14:18,366 INFO L93 Difference]: Finished difference Result 19186 states and 29090 transitions. [2021-12-18 02:14:18,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 02:14:18,367 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 [2021-12-18 02:14:18,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 02:14:18,460 INFO L225 Difference]: With dead ends: 19186 [2021-12-18 02:14:18,461 INFO L226 Difference]: Without dead ends: 19183 [2021-12-18 02:14:18,474 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 [2021-12-18 02:14:18,477 INFO L933 BasicCegarLoop]: 9194 mSDtfsCounter, 16996 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 6822 mSolverCounterSat, 6365 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17810 SdHoareTripleChecker+Valid, 9251 SdHoareTripleChecker+Invalid, 13189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6365 IncrementalHoareTripleChecker+Valid, 6822 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.1s IncrementalHoareTripleChecker+Time [2021-12-18 02:14:18,481 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17810 Valid, 9251 Invalid, 13189 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6365 Valid, 6822 Invalid, 2 Unknown, 0 Unchecked, 27.1s Time] [2021-12-18 02:14:18,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19183 states. [2021-12-18 02:14:19,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19183 to 16875. [2021-12-18 02:14:19,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16875 states, 11872 states have (on average 1.3804750673854447) internal successors, (16389), 12228 states have internal predecessors, (16389), 3966 states have call successors, (3966), 891 states have call predecessors, (3966), 1036 states have return successors, (4805), 4016 states have call predecessors, (4805), 3933 states have call successors, (4805) [2021-12-18 02:14:19,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16875 states to 16875 states and 25160 transitions. [2021-12-18 02:14:19,344 INFO L78 Accepts]: Start accepts. Automaton has 16875 states and 25160 transitions. Word has length 14 [2021-12-18 02:14:19,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 02:14:19,344 INFO L470 AbstractCegarLoop]: Abstraction has 16875 states and 25160 transitions. [2021-12-18 02:14:19,344 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) [2021-12-18 02:14:19,344 INFO L276 IsEmpty]: Start isEmpty. Operand 16875 states and 25160 transitions. [2021-12-18 02:14:19,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-12-18 02:14:19,345 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 02:14:19,345 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 02:14:19,346 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-18 02:14:19,346 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 02:14:19,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 02:14:19,346 INFO L85 PathProgramCache]: Analyzing trace with hash 295071007, now seen corresponding path program 1 times [2021-12-18 02:14:19,346 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 02:14:19,347 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345267286] [2021-12-18 02:14:19,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 02:14:19,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 02:14:19,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 02:14:19,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 02:14:19,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 02:14:19,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 02:14:19,815 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 02:14:19,815 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1345267286] [2021-12-18 02:14:19,815 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1345267286] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 02:14:19,815 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 02:14:19,816 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 02:14:19,816 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858772540] [2021-12-18 02:14:19,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 02:14:19,816 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 02:14:19,816 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 02:14:19,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 02:14:19,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 02:14:19,817 INFO L87 Difference]: Start difference. First operand 16875 states and 25160 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) [2021-12-18 02:14:22,090 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 02:14:24,106 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 [] [2021-12-18 02:14:46,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 02:14:46,649 INFO L93 Difference]: Finished difference Result 19185 states and 29088 transitions. [2021-12-18 02:14:46,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 02:14:46,650 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 [2021-12-18 02:14:46,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 02:14:46,699 INFO L225 Difference]: With dead ends: 19185 [2021-12-18 02:14:46,699 INFO L226 Difference]: Without dead ends: 19182 [2021-12-18 02:14:46,705 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 [2021-12-18 02:14:46,707 INFO L933 BasicCegarLoop]: 9191 mSDtfsCounter, 16990 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 6813 mSolverCounterSat, 6366 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17809 SdHoareTripleChecker+Valid, 9248 SdHoareTripleChecker+Invalid, 13181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6366 IncrementalHoareTripleChecker+Valid, 6813 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.8s IncrementalHoareTripleChecker+Time [2021-12-18 02:14:46,708 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17809 Valid, 9248 Invalid, 13181 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6366 Valid, 6813 Invalid, 2 Unknown, 0 Unchecked, 25.8s Time] [2021-12-18 02:14:46,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19182 states. [2021-12-18 02:14:47,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19182 to 16874. [2021-12-18 02:14:47,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16874 states, 11872 states have (on average 1.380390835579515) internal successors, (16388), 12227 states have internal predecessors, (16388), 3965 states have call successors, (3965), 891 states have call predecessors, (3965), 1036 states have return successors, (4805), 4016 states have call predecessors, (4805), 3933 states have call successors, (4805) [2021-12-18 02:14:47,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16874 states to 16874 states and 25158 transitions. [2021-12-18 02:14:47,307 INFO L78 Accepts]: Start accepts. Automaton has 16874 states and 25158 transitions. Word has length 15 [2021-12-18 02:14:47,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 02:14:47,307 INFO L470 AbstractCegarLoop]: Abstraction has 16874 states and 25158 transitions. [2021-12-18 02:14:47,307 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) [2021-12-18 02:14:47,307 INFO L276 IsEmpty]: Start isEmpty. Operand 16874 states and 25158 transitions. [2021-12-18 02:14:47,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-12-18 02:14:47,308 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 02:14:47,308 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 02:14:47,308 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-18 02:14:47,308 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 02:14:47,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 02:14:47,309 INFO L85 PathProgramCache]: Analyzing trace with hash 553868463, now seen corresponding path program 1 times [2021-12-18 02:14:47,309 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 02:14:47,309 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833706441] [2021-12-18 02:14:47,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 02:14:47,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 02:14:47,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 02:14:47,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 02:14:47,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 02:14:47,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 02:14:47,710 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 02:14:47,710 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833706441] [2021-12-18 02:14:47,710 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833706441] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 02:14:47,710 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 02:14:47,710 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 02:14:47,710 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039234242] [2021-12-18 02:14:47,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 02:14:47,711 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 02:14:47,711 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 02:14:47,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 02:14:47,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 02:14:47,711 INFO L87 Difference]: Start difference. First operand 16874 states and 25158 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) [2021-12-18 02:14:49,933 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 [] [2021-12-18 02:14:51,954 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 02:15:05,542 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 02:15:15,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 02:15:15,557 INFO L93 Difference]: Finished difference Result 19184 states and 29086 transitions. [2021-12-18 02:15:15,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 02:15:15,558 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 [2021-12-18 02:15:15,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 02:15:15,660 INFO L225 Difference]: With dead ends: 19184 [2021-12-18 02:15:15,660 INFO L226 Difference]: Without dead ends: 19181 [2021-12-18 02:15:15,672 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 [2021-12-18 02:15:15,672 INFO L933 BasicCegarLoop]: 9165 mSDtfsCounter, 17007 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 6809 mSolverCounterSat, 6386 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17823 SdHoareTripleChecker+Valid, 9222 SdHoareTripleChecker+Invalid, 13197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6386 IncrementalHoareTripleChecker+Valid, 6809 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.9s IncrementalHoareTripleChecker+Time [2021-12-18 02:15:15,675 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17823 Valid, 9222 Invalid, 13197 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6386 Valid, 6809 Invalid, 2 Unknown, 0 Unchecked, 26.9s Time] [2021-12-18 02:15:15,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19181 states. [2021-12-18 02:15:16,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19181 to 16873. [2021-12-18 02:15:16,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16873 states, 11872 states have (on average 1.380306603773585) internal successors, (16387), 12226 states have internal predecessors, (16387), 3964 states have call successors, (3964), 891 states have call predecessors, (3964), 1036 states have return successors, (4805), 4016 states have call predecessors, (4805), 3933 states have call successors, (4805) [2021-12-18 02:15:16,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16873 states to 16873 states and 25156 transitions. [2021-12-18 02:15:16,576 INFO L78 Accepts]: Start accepts. Automaton has 16873 states and 25156 transitions. Word has length 16 [2021-12-18 02:15:16,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 02:15:16,577 INFO L470 AbstractCegarLoop]: Abstraction has 16873 states and 25156 transitions. [2021-12-18 02:15:16,577 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) [2021-12-18 02:15:16,577 INFO L276 IsEmpty]: Start isEmpty. Operand 16873 states and 25156 transitions. [2021-12-18 02:15:16,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-12-18 02:15:16,580 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 02:15:16,580 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 02:15:16,580 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-18 02:15:16,581 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 02:15:16,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 02:15:16,581 INFO L85 PathProgramCache]: Analyzing trace with hash -13340126, now seen corresponding path program 1 times [2021-12-18 02:15:16,581 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 02:15:16,581 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55688772] [2021-12-18 02:15:16,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 02:15:16,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 02:15:17,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 02:15:17,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 02:15:17,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 02:15:17,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 02:15:17,503 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 02:15:17,503 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [55688772] [2021-12-18 02:15:17,503 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [55688772] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 02:15:17,503 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 02:15:17,503 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 02:15:17,504 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603779715] [2021-12-18 02:15:17,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 02:15:17,504 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 02:15:17,504 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 02:15:17,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 02:15:17,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 02:15:17,505 INFO L87 Difference]: Start difference. First operand 16873 states and 25156 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) [2021-12-18 02:15:19,726 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 02:15:21,746 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 02:15:36,567 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 02:15:51,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 02:15:51,891 INFO L93 Difference]: Finished difference Result 19183 states and 29084 transitions. [2021-12-18 02:15:51,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 02:15:51,892 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 [2021-12-18 02:15:51,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 02:15:52,072 INFO L225 Difference]: With dead ends: 19183 [2021-12-18 02:15:52,074 INFO L226 Difference]: Without dead ends: 19180 [2021-12-18 02:15:52,091 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 [2021-12-18 02:15:52,093 INFO L933 BasicCegarLoop]: 9228 mSDtfsCounter, 16956 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 6820 mSolverCounterSat, 6346 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17770 SdHoareTripleChecker+Valid, 9285 SdHoareTripleChecker+Invalid, 13168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6346 IncrementalHoareTripleChecker+Valid, 6820 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.1s IncrementalHoareTripleChecker+Time [2021-12-18 02:15:52,093 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17770 Valid, 9285 Invalid, 13168 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6346 Valid, 6820 Invalid, 2 Unknown, 0 Unchecked, 33.1s Time] [2021-12-18 02:15:52,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19180 states. [2021-12-18 02:15:53,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19180 to 16872. [2021-12-18 02:15:53,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16872 states, 11872 states have (on average 1.380222371967655) internal successors, (16386), 12225 states have internal predecessors, (16386), 3963 states have call successors, (3963), 891 states have call predecessors, (3963), 1036 states have return successors, (4805), 4016 states have call predecessors, (4805), 3933 states have call successors, (4805) [2021-12-18 02:15:53,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16872 states to 16872 states and 25154 transitions. [2021-12-18 02:15:53,171 INFO L78 Accepts]: Start accepts. Automaton has 16872 states and 25154 transitions. Word has length 17 [2021-12-18 02:15:53,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 02:15:53,172 INFO L470 AbstractCegarLoop]: Abstraction has 16872 states and 25154 transitions. [2021-12-18 02:15:53,172 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) [2021-12-18 02:15:53,172 INFO L276 IsEmpty]: Start isEmpty. Operand 16872 states and 25154 transitions. [2021-12-18 02:15:53,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-12-18 02:15:53,175 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 02:15:53,175 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 02:15:53,175 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-18 02:15:53,175 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 02:15:53,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 02:15:53,176 INFO L85 PathProgramCache]: Analyzing trace with hash -416932334, now seen corresponding path program 1 times [2021-12-18 02:15:53,176 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 02:15:53,176 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85644059] [2021-12-18 02:15:53,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 02:15:53,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 02:15:53,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 02:15:53,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 02:15:53,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 02:15:53,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 02:15:53,917 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 02:15:53,917 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85644059] [2021-12-18 02:15:53,917 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [85644059] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 02:15:53,917 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 02:15:53,917 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 02:15:53,917 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013506953] [2021-12-18 02:15:53,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 02:15:53,918 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 02:15:53,918 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 02:15:53,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 02:15:53,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 02:15:53,919 INFO L87 Difference]: Start difference. First operand 16872 states and 25154 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) [2021-12-18 02:15:56,275 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 02:15:58,302 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 02:16:03,652 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 02:16:14,243 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 02:16:48,535 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 02:17:11,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 02:17:11,862 INFO L93 Difference]: Finished difference Result 54489 states and 88889 transitions. [2021-12-18 02:17:11,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 02:17:11,863 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 [2021-12-18 02:17:11,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 02:17:12,089 INFO L225 Difference]: With dead ends: 54489 [2021-12-18 02:17:12,089 INFO L226 Difference]: Without dead ends: 37623 [2021-12-18 02:17:12,203 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 [2021-12-18 02:17:12,205 INFO L933 BasicCegarLoop]: 14169 mSDtfsCounter, 20982 mSDsluCounter, 2681 mSDsCounter, 0 mSdLazyCounter, 21096 mSolverCounterSat, 8216 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 68.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22633 SdHoareTripleChecker+Valid, 16850 SdHoareTripleChecker+Invalid, 29317 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 8216 IncrementalHoareTripleChecker+Valid, 21096 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 75.4s IncrementalHoareTripleChecker+Time [2021-12-18 02:17:12,205 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [22633 Valid, 16850 Invalid, 29317 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [8216 Valid, 21096 Invalid, 5 Unknown, 0 Unchecked, 75.4s Time] [2021-12-18 02:17:12,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37623 states. [2021-12-18 02:17:14,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37623 to 35303. [2021-12-18 02:17:14,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35303 states, 24907 states have (on average 1.3821014172722528) internal successors, (34424), 25645 states have internal predecessors, (34424), 8220 states have call successors, (8220), 1759 states have call predecessors, (8220), 2175 states have return successors, (13474), 8442 states have call predecessors, (13474), 8180 states have call successors, (13474) [2021-12-18 02:17:14,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35303 states to 35303 states and 56118 transitions. [2021-12-18 02:17:14,677 INFO L78 Accepts]: Start accepts. Automaton has 35303 states and 56118 transitions. Word has length 18 [2021-12-18 02:17:14,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 02:17:14,678 INFO L470 AbstractCegarLoop]: Abstraction has 35303 states and 56118 transitions. [2021-12-18 02:17:14,679 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) [2021-12-18 02:17:14,679 INFO L276 IsEmpty]: Start isEmpty. Operand 35303 states and 56118 transitions. [2021-12-18 02:17:14,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-12-18 02:17:14,680 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 02:17:14,680 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 02:17:14,680 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-18 02:17:14,681 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 02:17:14,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 02:17:14,681 INFO L85 PathProgramCache]: Analyzing trace with hash -43384027, now seen corresponding path program 1 times [2021-12-18 02:17:14,681 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 02:17:14,681 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583045528] [2021-12-18 02:17:14,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 02:17:14,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 02:17:14,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 02:17:15,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 02:17:15,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 02:17:15,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 02:17:15,280 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 02:17:15,280 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583045528] [2021-12-18 02:17:15,280 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1583045528] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 02:17:15,280 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 02:17:15,281 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 02:17:15,281 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482045994] [2021-12-18 02:17:15,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 02:17:15,281 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 02:17:15,281 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 02:17:15,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 02:17:15,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 02:17:15,282 INFO L87 Difference]: Start difference. First operand 35303 states and 56118 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) [2021-12-18 02:17:17,518 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 02:17:19,535 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 02:17:29,402 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 02:17:56,649 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 02:18:20,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 02:18:20,365 INFO L93 Difference]: Finished difference Result 102746 states and 179061 transitions. [2021-12-18 02:18:20,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 02:18:20,366 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 [2021-12-18 02:18:20,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 02:18:20,801 INFO L225 Difference]: With dead ends: 102746 [2021-12-18 02:18:20,802 INFO L226 Difference]: Without dead ends: 67449 [2021-12-18 02:18:21,236 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 [2021-12-18 02:18:21,237 INFO L933 BasicCegarLoop]: 15919 mSDtfsCounter, 18748 mSDsluCounter, 1132 mSDsCounter, 0 mSdLazyCounter, 19216 mSolverCounterSat, 7256 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 54.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20294 SdHoareTripleChecker+Valid, 17051 SdHoareTripleChecker+Invalid, 26476 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 7256 IncrementalHoareTripleChecker+Valid, 19216 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 60.5s IncrementalHoareTripleChecker+Time [2021-12-18 02:18:21,237 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20294 Valid, 17051 Invalid, 26476 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [7256 Valid, 19216 Invalid, 4 Unknown, 0 Unchecked, 60.5s Time] [2021-12-18 02:18:21,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67449 states. [2021-12-18 02:18:24,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67449 to 64934. [2021-12-18 02:18:24,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64934 states, 45541 states have (on average 1.372543422410575) internal successors, (62507), 46942 states have internal predecessors, (62507), 15129 states have call successors, (15129), 3364 states have call predecessors, (15129), 4263 states have return successors, (29656), 15677 states have call predecessors, (29656), 15088 states have call successors, (29656) [2021-12-18 02:18:25,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64934 states to 64934 states and 107292 transitions. [2021-12-18 02:18:25,050 INFO L78 Accepts]: Start accepts. Automaton has 64934 states and 107292 transitions. Word has length 19 [2021-12-18 02:18:25,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 02:18:25,050 INFO L470 AbstractCegarLoop]: Abstraction has 64934 states and 107292 transitions. [2021-12-18 02:18:25,050 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) [2021-12-18 02:18:25,051 INFO L276 IsEmpty]: Start isEmpty. Operand 64934 states and 107292 transitions. [2021-12-18 02:18:25,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-12-18 02:18:25,051 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 02:18:25,051 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] [2021-12-18 02:18:25,052 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-18 02:18:25,052 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 02:18:25,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 02:18:25,052 INFO L85 PathProgramCache]: Analyzing trace with hash -1348283531, now seen corresponding path program 1 times [2021-12-18 02:18:25,052 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 02:18:25,053 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223039038] [2021-12-18 02:18:25,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 02:18:25,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 02:18:25,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 02:18:25,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 02:18:25,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 02:18:25,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 02:18:25,915 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 02:18:25,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1223039038] [2021-12-18 02:18:25,915 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1223039038] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 02:18:25,915 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 02:18:25,915 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 02:18:25,916 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609927133] [2021-12-18 02:18:25,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 02:18:25,917 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 02:18:25,917 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 02:18:25,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 02:18:25,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 02:18:25,918 INFO L87 Difference]: Start difference. First operand 64934 states and 107292 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) [2021-12-18 02:18:28,226 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 02:18:30,247 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 02:18:42,938 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 02:18:56,694 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 02:19:01,152 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-18 02:19:17,277 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 02:19:33,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 02:19:33,868 INFO L93 Difference]: Finished difference Result 195386 states and 368793 transitions. [2021-12-18 02:19:33,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 02:19:33,868 INFO L78 Accepts]: Start accepts. Automaton has 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) Word has length 20 [2021-12-18 02:19:33,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 02:19:35,204 INFO L225 Difference]: With dead ends: 195386 [2021-12-18 02:19:35,205 INFO L226 Difference]: Without dead ends: 130458 [2021-12-18 02:19:35,919 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 [2021-12-18 02:19:35,920 INFO L933 BasicCegarLoop]: 11254 mSDtfsCounter, 22696 mSDsluCounter, 1541 mSDsCounter, 0 mSdLazyCounter, 18806 mSolverCounterSat, 8762 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 53.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24300 SdHoareTripleChecker+Valid, 12795 SdHoareTripleChecker+Invalid, 27573 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8762 IncrementalHoareTripleChecker+Valid, 18806 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 60.4s IncrementalHoareTripleChecker+Time [2021-12-18 02:19:35,920 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [24300 Valid, 12795 Invalid, 27573 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8762 Valid, 18806 Invalid, 5 Unknown, 0 Unchecked, 60.4s Time] [2021-12-18 02:19:36,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130458 states. [2021-12-18 02:19:44,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130458 to 127639. [2021-12-18 02:19:44,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127639 states, 89245 states have (on average 1.3689954619306404) internal successors, (122176), 92021 states have internal predecessors, (122176), 29830 states have call successors, (29830), 6654 states have call predecessors, (29830), 8563 states have return successors, (73248), 31054 states have call predecessors, (73248), 29790 states have call successors, (73248) [2021-12-18 02:19:46,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127639 states to 127639 states and 225254 transitions. [2021-12-18 02:19:46,682 INFO L78 Accepts]: Start accepts. Automaton has 127639 states and 225254 transitions. Word has length 20 [2021-12-18 02:19:46,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 02:19:46,683 INFO L470 AbstractCegarLoop]: Abstraction has 127639 states and 225254 transitions. [2021-12-18 02:19:46,683 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has 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) [2021-12-18 02:19:46,683 INFO L276 IsEmpty]: Start isEmpty. Operand 127639 states and 225254 transitions. [2021-12-18 02:19:46,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-12-18 02:19:46,684 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 02:19:46,684 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, 1] [2021-12-18 02:19:46,684 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-18 02:19:46,685 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 02:19:46,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 02:19:46,685 INFO L85 PathProgramCache]: Analyzing trace with hash 1149509672, now seen corresponding path program 1 times [2021-12-18 02:19:46,685 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 02:19:46,685 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160287929] [2021-12-18 02:19:46,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 02:19:46,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 02:19:47,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 02:19:47,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 02:19:47,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 02:19:47,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-18 02:19:47,537 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 02:19:47,537 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160287929] [2021-12-18 02:19:47,538 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [160287929] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 02:19:47,538 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 02:19:47,538 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-18 02:19:47,538 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209583183] [2021-12-18 02:19:47,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 02:19:47,538 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-18 02:19:47,538 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 02:19:47,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-18 02:19:47,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-18 02:19:47,539 INFO L87 Difference]: Start difference. First operand 127639 states and 225254 transitions. Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 3 states have internal predecessors, (17), 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) [2021-12-18 02:19:49,806 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 02:19:51,829 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 02:20:20,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 02:20:20,599 INFO L93 Difference]: Finished difference Result 130376 states and 232311 transitions. [2021-12-18 02:20:20,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 02:20:20,600 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 3 states have internal predecessors, (17), 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 21 [2021-12-18 02:20:20,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 02:20:21,723 INFO L225 Difference]: With dead ends: 130376 [2021-12-18 02:20:21,723 INFO L226 Difference]: Without dead ends: 130373 [2021-12-18 02:20:21,806 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 [2021-12-18 02:20:21,807 INFO L933 BasicCegarLoop]: 9186 mSDtfsCounter, 16984 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 6812 mSolverCounterSat, 6356 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17795 SdHoareTripleChecker+Valid, 9243 SdHoareTripleChecker+Invalid, 13170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6356 IncrementalHoareTripleChecker+Valid, 6812 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.3s IncrementalHoareTripleChecker+Time [2021-12-18 02:20:21,808 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17795 Valid, 9243 Invalid, 13170 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6356 Valid, 6812 Invalid, 2 Unknown, 0 Unchecked, 26.3s Time] [2021-12-18 02:20:21,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130373 states. [2021-12-18 02:20:28,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130373 to 127638. [2021-12-18 02:20:29,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127638 states, 89245 states have (on average 1.3689842568211104) internal successors, (122175), 92020 states have internal predecessors, (122175), 29829 states have call successors, (29829), 6654 states have call predecessors, (29829), 8563 states have return successors, (73248), 31054 states have call predecessors, (73248), 29790 states have call successors, (73248) [2021-12-18 02:20:31,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127638 states to 127638 states and 225252 transitions. [2021-12-18 02:20:31,092 INFO L78 Accepts]: Start accepts. Automaton has 127638 states and 225252 transitions. Word has length 21 [2021-12-18 02:20:31,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 02:20:31,093 INFO L470 AbstractCegarLoop]: Abstraction has 127638 states and 225252 transitions. [2021-12-18 02:20:31,093 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 3 states have internal predecessors, (17), 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) [2021-12-18 02:20:31,093 INFO L276 IsEmpty]: Start isEmpty. Operand 127638 states and 225252 transitions. [2021-12-18 02:20:31,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-12-18 02:20:31,094 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 02:20:31,094 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, 1, 1] [2021-12-18 02:20:31,095 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-18 02:20:31,095 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 02:20:31,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 02:20:31,095 INFO L85 PathProgramCache]: Analyzing trace with hash 1271692504, now seen corresponding path program 1 times [2021-12-18 02:20:31,095 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 02:20:31,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785419569] [2021-12-18 02:20:31,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 02:20:31,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms