/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-usb-pegasus.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 11:59:17,656 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 11:59:17,658 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 11:59:17,691 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 11:59:17,691 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 11:59:17,692 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 11:59:17,693 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 11:59:17,694 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 11:59:17,696 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 11:59:17,696 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 11:59:17,697 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 11:59:17,698 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 11:59:17,698 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 11:59:17,698 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 11:59:17,699 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 11:59:17,700 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 11:59:17,700 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 11:59:17,701 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 11:59:17,702 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 11:59:17,704 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 11:59:17,710 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 11:59:17,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 11:59:17,714 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 11:59:17,715 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 11:59:17,717 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 11:59:17,717 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 11:59:17,717 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 11:59:17,718 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 11:59:17,718 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 11:59:17,719 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 11:59:17,719 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 11:59:17,719 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 11:59:17,720 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 11:59:17,720 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 11:59:17,721 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 11:59:17,721 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 11:59:17,722 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 11:59:17,722 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 11:59:17,722 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 11:59:17,723 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 11:59:17,723 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 11:59:17,724 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-04-02 11:59:17,746 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 11:59:17,746 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 11:59:17,747 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 11:59:17,747 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 11:59:17,747 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 11:59:17,748 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 11:59:17,748 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 11:59:17,748 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 11:59:17,748 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 11:59:17,748 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 11:59:17,748 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 11:59:17,749 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 11:59:17,749 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 11:59:17,749 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 11:59:17,749 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 11:59:17,749 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 11:59:17,749 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 11:59:17,749 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 11:59:17,749 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 11:59:17,749 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 11:59:17,750 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 11:59:17,750 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 11:59:17,750 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 11:59:17,750 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 11:59:17,750 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 11:59:17,750 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 11:59:17,751 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 11:59:17,751 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 11:59:17,751 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 11:59:17,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 11:59:17,751 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 11:59:17,751 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 11:59:17,751 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 11:59:17,751 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 11:59:17,751 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 11:59:17,752 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 11:59:17,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 11:59:17,948 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 11:59:17,950 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 11:59:17,951 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 11:59:17,953 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 11:59:17,954 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-usb-pegasus.cil.i [2023-04-02 11:59:18,882 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 11:59:19,346 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 11:59:19,347 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-usb-pegasus.cil.i [2023-04-02 11:59:19,380 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/299f1580f/cdf31e2aaa624dd3bb7a1970cb395bd4/FLAG9e2b7928d [2023-04-02 11:59:19,392 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/299f1580f/cdf31e2aaa624dd3bb7a1970cb395bd4 [2023-04-02 11:59:19,394 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 11:59:19,395 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 11:59:19,398 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 11:59:19,398 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 11:59:19,401 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 11:59:19,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 11:59:19" (1/1) ... [2023-04-02 11:59:19,402 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66d8d285 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 11:59:19, skipping insertion in model container [2023-04-02 11:59:19,402 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 11:59:19" (1/1) ... [2023-04-02 11:59:19,407 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 11:59:19,501 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 11:59:21,622 WARN L247 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-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-usb-pegasus.cil.i[298288,298301] [2023-04-02 11:59:21,626 WARN L247 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-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-usb-pegasus.cil.i[298435,298448] [2023-04-02 11:59:21,626 WARN L247 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-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-usb-pegasus.cil.i[298574,298587] [2023-04-02 11:59:21,627 WARN L247 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-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-usb-pegasus.cil.i[298732,298745] [2023-04-02 11:59:21,641 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 11:59:21,684 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 11:59:21,960 WARN L247 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-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-usb-pegasus.cil.i[298288,298301] [2023-04-02 11:59:21,960 WARN L247 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-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-usb-pegasus.cil.i[298435,298448] [2023-04-02 11:59:21,961 WARN L247 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-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-usb-pegasus.cil.i[298574,298587] [2023-04-02 11:59:21,961 WARN L247 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-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-usb-pegasus.cil.i[298732,298745] [2023-04-02 11:59:21,968 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 11:59:22,112 INFO L208 MainTranslator]: Completed translation [2023-04-02 11:59:22,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 11:59:22 WrapperNode [2023-04-02 11:59:22,113 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 11:59:22,114 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 11:59:22,114 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 11:59:22,114 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 11:59:22,122 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 11:59:22" (1/1) ... [2023-04-02 11:59:22,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 11:59:22" (1/1) ... [2023-04-02 11:59:22,216 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 11:59:22" (1/1) ... [2023-04-02 11:59:22,217 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 11:59:22" (1/1) ... [2023-04-02 11:59:22,319 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 11:59:22" (1/1) ... [2023-04-02 11:59:22,344 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 11:59:22" (1/1) ... [2023-04-02 11:59:22,374 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 11:59:22" (1/1) ... [2023-04-02 11:59:22,396 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 11:59:22" (1/1) ... [2023-04-02 11:59:22,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 11:59:22,427 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 11:59:22,428 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 11:59:22,428 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 11:59:22,429 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 11:59:22" (1/1) ... [2023-04-02 11:59:22,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 11:59:22,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 11:59:22,458 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) [2023-04-02 11:59:22,480 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 [2023-04-02 11:59:22,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 11:59:22,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 11:59:22,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-04-02 11:59:22,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-04-02 11:59:22,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-04-02 11:59:22,495 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-04-02 11:59:22,495 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-04-02 11:59:22,495 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-04-02 11:59:22,495 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-04-02 11:59:22,495 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-04-02 11:59:22,495 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2023-04-02 11:59:22,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-04-02 11:59:22,495 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-04-02 11:59:22,496 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb_ip_align [2023-04-02 11:59:22,496 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2023-04-02 11:59:22,496 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-04-02 11:59:22,496 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-04-02 11:59:22,496 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-04-02 11:59:22,496 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-04-02 11:59:22,497 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2023-04-02 11:59:22,497 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-04-02 11:59:22,497 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-04-02 11:59:22,497 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-04-02 11:59:22,497 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-04-02 11:59:22,497 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2023-04-02 11:59:22,497 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_msg_init [2023-04-02 11:59:22,497 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2023-04-02 11:59:22,497 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2023-04-02 11:59:22,498 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2023-04-02 11:59:22,498 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2023-04-02 11:59:22,498 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2023-04-02 11:59:22,498 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_control_urb [2023-04-02 11:59:22,498 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2023-04-02 11:59:22,498 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2023-04-02 11:59:22,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-04-02 11:59:22,498 INFO L138 BoogieDeclarations]: Found implementation of procedure async_ctrl_callback [2023-04-02 11:59:22,498 INFO L138 BoogieDeclarations]: Found implementation of procedure get_registers [2023-04-02 11:59:22,498 INFO L138 BoogieDeclarations]: Found implementation of procedure set_registers [2023-04-02 11:59:22,498 INFO L138 BoogieDeclarations]: Found implementation of procedure set_register [2023-04-02 11:59:22,498 INFO L138 BoogieDeclarations]: Found implementation of procedure update_eth_regs_async [2023-04-02 11:59:22,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __mii_op [2023-04-02 11:59:22,499 INFO L138 BoogieDeclarations]: Found implementation of procedure read_mii_word [2023-04-02 11:59:22,499 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mii_word [2023-04-02 11:59:22,499 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2023-04-02 11:59:22,499 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2023-04-02 11:59:22,499 INFO L138 BoogieDeclarations]: Found implementation of procedure read_eprom_word [2023-04-02 11:59:22,499 INFO L138 BoogieDeclarations]: Found implementation of procedure get_node_id [2023-04-02 11:59:22,499 INFO L138 BoogieDeclarations]: Found implementation of procedure set_ethernet_addr [2023-04-02 11:59:22,500 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_mac [2023-04-02 11:59:22,500 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_net_traffic [2023-04-02 11:59:22,500 INFO L138 BoogieDeclarations]: Found implementation of procedure read_bulk_callback [2023-04-02 11:59:22,500 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_fixup [2023-04-02 11:59:22,500 INFO L138 BoogieDeclarations]: Found implementation of procedure write_bulk_callback [2023-04-02 11:59:22,500 INFO L138 BoogieDeclarations]: Found implementation of procedure intr_callback [2023-04-02 11:59:22,501 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_tx_timeout [2023-04-02 11:59:22,501 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_start_xmit [2023-04-02 11:59:22,501 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_netdev_stats [2023-04-02 11:59:22,501 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_net_traffic [2023-04-02 11:59:22,502 INFO L138 BoogieDeclarations]: Found implementation of procedure get_interrupt_interval [2023-04-02 11:59:22,502 INFO L138 BoogieDeclarations]: Found implementation of procedure set_carrier [2023-04-02 11:59:22,502 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_urbs [2023-04-02 11:59:22,502 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_all_urbs [2023-04-02 11:59:22,502 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_urbs [2023-04-02 11:59:22,502 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_open [2023-04-02 11:59:22,502 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_close [2023-04-02 11:59:22,502 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_get_drvinfo [2023-04-02 11:59:22,502 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_get_wol [2023-04-02 11:59:22,502 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_set_wol [2023-04-02 11:59:22,502 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_reset_wol [2023-04-02 11:59:22,502 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_get_settings [2023-04-02 11:59:22,502 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_set_settings [2023-04-02 11:59:22,503 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_nway_reset [2023-04-02 11:59:22,503 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_get_link [2023-04-02 11:59:22,503 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_get_msglevel [2023-04-02 11:59:22,503 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_set_msglevel [2023-04-02 11:59:22,503 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_ioctl [2023-04-02 11:59:22,503 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_set_multicast [2023-04-02 11:59:22,503 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_phy_probe [2023-04-02 11:59:22,503 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_pegasus_II [2023-04-02 11:59:22,503 INFO L138 BoogieDeclarations]: Found implementation of procedure check_carrier [2023-04-02 11:59:22,503 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_blacklisted [2023-04-02 11:59:22,504 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_dec_workqueue [2023-04-02 11:59:22,504 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_probe [2023-04-02 11:59:22,504 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_disconnect [2023-04-02 11:59:22,504 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_suspend [2023-04-02 11:59:22,504 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_resume [2023-04-02 11:59:22,504 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_id [2023-04-02 11:59:22,505 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_init [2023-04-02 11:59:22,505 INFO L138 BoogieDeclarations]: Found implementation of procedure pegasus_exit [2023-04-02 11:59:22,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_pegasus_exit_11_2 [2023-04-02 11:59:22,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_pegasus_init_11_9 [2023-04-02 11:59:22,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs [2023-04-02 11:59:22,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2023-04-02 11:59:22,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_8_1 [2023-04-02 11:59:22,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_9_1 [2023-04-02 11:59:22,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_dummy_factory_9_11_4 [2023-04-02 11:59:22,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_deregister_2_2 [2023-04-02 11:59:22,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_deregister_4_2 [2023-04-02 11:59:22,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_2_3 [2023-04-02 11:59:22,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_4_3 [2023-04-02 11:59:22,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_10_2 [2023-04-02 11:59:22,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_7_4 [2023-04-02 11:59:22,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_dummy_factory_9_11_5 [2023-04-02 11:59:22,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_10 [2023-04-02 11:59:22,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_11 [2023-04-02 11:59:22,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_14 [2023-04-02 11:59:22,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_17 [2023-04-02 11:59:22,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_18 [2023-04-02 11:59:22,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_19 [2023-04-02 11:59:22,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_20 [2023-04-02 11:59:22,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_21 [2023-04-02 11:59:22,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_22 [2023-04-02 11:59:22,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_23 [2023-04-02 11:59:22,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_24 [2023-04-02 11:59:22,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_27 [2023-04-02 11:59:22,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_28 [2023-04-02 11:59:22,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_3 [2023-04-02 11:59:22,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_7 [2023-04-02 11:59:22,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_8 [2023-04-02 11:59:22,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_9 [2023-04-02 11:59:22,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_11 [2023-04-02 11:59:22,509 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 11:59:22,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-04-02 11:59:22,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2023-04-02 11:59:22,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_dummy_resourceless_instance_0 [2023-04-02 11:59:22,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2023-04-02 11:59:22,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_7_6 [2023-04-02 11:59:22,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-04-02 11:59:22,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-04-02 11:59:22,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_1 [2023-04-02 11:59:22,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_5 [2023-04-02 11:59:22,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2023-04-02 11:59:22,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_3 [2023-04-02 11:59:22,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_1 [2023-04-02 11:59:22,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_4 [2023-04-02 11:59:22,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_1 [2023-04-02 11:59:22,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_15 [2023-04-02 11:59:22,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_1 [2023-04-02 11:59:22,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_4_4 [2023-04-02 11:59:22,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_dummy_factory_2 [2023-04-02 11:59:22,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_1_2 [2023-04-02 11:59:22,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_1 [2023-04-02 11:59:22,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-04-02 11:59:22,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_8_2 [2023-04-02 11:59:22,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister [2023-04-02 11:59:22,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_dummy_factory_4 [2023-04-02 11:59:22,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_post_3_9 [2023-04-02 11:59:22,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_pre_3_10 [2023-04-02 11:59:22,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_probe_3_13 [2023-04-02 11:59:22,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_3_4 [2023-04-02 11:59:22,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_resume_3_7 [2023-04-02 11:59:22,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_suspend_3_8 [2023-04-02 11:59:22,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver [2023-04-02 11:59:22,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_usb_instance_3 [2023-04-02 11:59:22,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata_16 [2023-04-02 11:59:22,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata_17 [2023-04-02 11:59:22,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_etherdev_mqs_18 [2023-04-02 11:59:22,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_19 [2023-04-02 11:59:22,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_20 [2023-04-02 11:59:22,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_21 [2023-04-02 11:59:22,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_22 [2023-04-02 11:59:22,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_23 [2023-04-02 11:59:22,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_24 [2023-04-02 11:59:22,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ldv_post_probe_25 [2023-04-02 11:59:22,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add [2023-04-02 11:59:22,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub [2023-04-02 11:59:22,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_and_test [2023-04-02 11:59:22,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_inc [2023-04-02 11:59:22,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec [2023-04-02 11:59:22,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_test [2023-04-02 11:59:22,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_inc_and_test [2023-04-02 11:59:22,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2023-04-02 11:59:22,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_negative [2023-04-02 11:59:22,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_inc_short [2023-04-02 11:59:22,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2023-04-02 11:59:22,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-04-02 11:59:22,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2023-04-02 11:59:22,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-04-02 11:59:22,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2023-04-02 11:59:22,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2023-04-02 11:59:22,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2023-04-02 11:59:22,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-04-02 11:59:22,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2023-04-02 11:59:22,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2023-04-02 11:59:22,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-04-02 11:59:22,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2023-04-02 11:59:22,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_dev [2023-04-02 11:59:22,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_dev [2023-04-02 11:59:22,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2023-04-02 11:59:22,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-02 11:59:22,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-02 11:59:22,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-04-02 11:59:22,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-02 11:59:22,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-02 11:59:22,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2023-04-02 11:59:22,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-02 11:59:22,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2023-04-02 11:59:22,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-04-02 11:59:22,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-04-02 11:59:22,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-04-02 11:59:22,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2023-04-02 11:59:22,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-04-02 11:59:22,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-04-02 11:59:22,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2023-04-02 11:59:22,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2023-04-02 11:59:22,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2023-04-02 11:59:22,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2023-04-02 11:59:22,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2023-04-02 11:59:22,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2023-04-02 11:59:22,522 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 11:59:22,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_dev__less_initial_decrement [2023-04-02 11:59:22,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_dev__more_initial_at_exit [2023-04-02 11:59:22,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_dev__probe_failed [2023-04-02 11:59:22,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_dev__unincremented_counter_decrement [2023-04-02 11:59:22,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2023-04-02 11:59:22,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-04-02 11:59:22,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-04-02 11:59:22,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-04-02 11:59:22,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-04-02 11:59:22,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2023-04-02 11:59:22,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2023-04-02 11:59:22,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_schedule [2023-04-02 11:59:22,523 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-04-02 11:59:22,523 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_etherdev_mqs [2023-04-02 11:59:22,523 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2023-04-02 11:59:22,524 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2023-04-02 11:59:22,524 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-04-02 11:59:22,524 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2023-04-02 11:59:22,524 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-04-02 11:59:22,524 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-04-02 11:59:22,524 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2023-04-02 11:59:22,524 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2023-04-02 11:59:22,524 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2023-04-02 11:59:22,524 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2023-04-02 11:59:22,524 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-04-02 11:59:22,524 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-04-02 11:59:22,524 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-04-02 11:59:22,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2023-04-02 11:59:22,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-04-02 11:59:22,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-04-02 11:59:22,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2023-04-02 11:59:22,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_register_netdev [2023-04-02 11:59:22,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_usb_register_driver [2023-04-02 11:59:22,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-04-02 11:59:22,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-04-02 11:59:22,525 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-04-02 11:59:22,525 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2023-04-02 11:59:22,525 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2023-04-02 11:59:22,525 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2023-04-02 11:59:22,526 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2023-04-02 11:59:22,528 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-04-02 11:59:22,529 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-04-02 11:59:22,529 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-04-02 11:59:22,529 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-04-02 11:59:22,529 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-04-02 11:59:22,529 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2023-04-02 11:59:22,530 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2023-04-02 11:59:22,530 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2023-04-02 11:59:22,530 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2023-04-02 11:59:22,530 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-04-02 11:59:22,530 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2023-04-02 11:59:22,530 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2023-04-02 11:59:22,530 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2023-04-02 11:59:22,530 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-04-02 11:59:22,530 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-04-02 11:59:22,530 INFO L138 BoogieDeclarations]: Found implementation of procedure strsep [2023-04-02 11:59:22,530 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2023-04-02 11:59:22,530 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2023-04-02 11:59:22,530 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-04-02 11:59:22,530 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2023-04-02 11:59:22,530 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2023-04-02 11:59:22,530 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2023-04-02 11:59:22,530 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2023-04-02 11:59:22,530 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-04-02 11:59:22,530 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2023-04-02 11:59:22,531 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2023-04-02 11:59:22,531 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unlink_urb [2023-04-02 11:59:22,531 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-04-02 11:59:22,531 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-02 11:59:22,531 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-02 11:59:22,531 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-02 11:59:22,531 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-02 11:59:22,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-02 11:59:22,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2023-04-02 11:59:22,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-04-02 11:59:22,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-04-02 11:59:22,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-02 11:59:22,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2023-04-02 11:59:22,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-02 11:59:22,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2023-04-02 11:59:22,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2023-04-02 11:59:22,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2023-04-02 11:59:22,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ldv_post_probe_25 [2023-04-02 11:59:22,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_usb_register_driver [2023-04-02 11:59:22,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_register_netdev [2023-04-02 11:59:22,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-02 11:59:22,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-04-02 11:59:22,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-04-02 11:59:22,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-04-02 11:59:22,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-04-02 11:59:22,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-04-02 11:59:22,532 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-04-02 11:59:22,532 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-04-02 11:59:22,532 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-04-02 11:59:22,532 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-04-02 11:59:22,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 11:59:22,532 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-04-02 11:59:22,532 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-04-02 11:59:22,532 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-04-02 11:59:22,532 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2023-04-02 11:59:22,532 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2023-04-02 11:59:22,533 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-04-02 11:59:22,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 11:59:22,533 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-02 11:59:22,533 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-02 11:59:22,533 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-04-02 11:59:22,533 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2023-04-02 11:59:22,533 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-04-02 11:59:22,533 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-04-02 11:59:22,533 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-04-02 11:59:22,533 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2023-04-02 11:59:22,533 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-04-02 11:59:22,533 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2023-04-02 11:59:22,533 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2023-04-02 11:59:22,533 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2023-04-02 11:59:22,533 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2023-04-02 11:59:22,533 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2023-04-02 11:59:22,533 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2023-04-02 11:59:22,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata_16 [2023-04-02 11:59:22,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata_17 [2023-04-02 11:59:22,534 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-04-02 11:59:22,534 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-04-02 11:59:22,534 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-04-02 11:59:22,534 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-04-02 11:59:22,534 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2023-04-02 11:59:22,534 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-02 11:59:22,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-02 11:59:22,534 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-04-02 11:59:22,534 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-04-02 11:59:22,534 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-04-02 11:59:22,534 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-04-02 11:59:22,534 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2023-04-02 11:59:22,534 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb_ip_align [2023-04-02 11:59:22,534 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2023-04-02 11:59:22,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-02 11:59:22,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 11:59:22,534 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-04-02 11:59:22,534 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-04-02 11:59:22,534 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-04-02 11:59:22,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_20 [2023-04-02 11:59:22,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_22 [2023-04-02 11:59:22,535 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2023-04-02 11:59:22,535 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2023-04-02 11:59:22,535 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-04-02 11:59:22,535 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-04-02 11:59:22,535 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2023-04-02 11:59:22,535 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-04-02 11:59:22,535 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-04-02 11:59:22,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 11:59:22,535 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-04-02 11:59:22,535 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-04-02 11:59:22,535 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2023-04-02 11:59:22,535 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-04-02 11:59:22,535 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-04-02 11:59:22,535 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2023-04-02 11:59:22,535 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2023-04-02 11:59:22,536 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2023-04-02 11:59:22,536 INFO L130 BoogieDeclarations]: Found specification of procedure netif_msg_init [2023-04-02 11:59:22,536 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2023-04-02 11:59:22,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_19 [2023-04-02 11:59:22,536 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-04-02 11:59:22,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_21 [2023-04-02 11:59:22,536 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-04-02 11:59:22,536 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-04-02 11:59:22,536 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-04-02 11:59:22,536 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2023-04-02 11:59:22,536 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2023-04-02 11:59:22,536 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2023-04-02 11:59:22,536 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2023-04-02 11:59:22,536 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2023-04-02 11:59:22,536 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2023-04-02 11:59:22,536 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2023-04-02 11:59:22,536 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2023-04-02 11:59:22,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 11:59:22,537 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2023-04-02 11:59:22,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_23 [2023-04-02 11:59:22,537 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2023-04-02 11:59:22,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_24 [2023-04-02 11:59:22,537 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_control_urb [2023-04-02 11:59:22,537 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2023-04-02 11:59:22,537 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2023-04-02 11:59:22,537 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2023-04-02 11:59:22,537 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2023-04-02 11:59:22,537 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2023-04-02 11:59:22,537 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unlink_urb [2023-04-02 11:59:22,537 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-04-02 11:59:22,537 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2023-04-02 11:59:22,537 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-04-02 11:59:22,537 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2023-04-02 11:59:22,537 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2023-04-02 11:59:22,537 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2023-04-02 11:59:22,537 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-04-02 11:59:22,537 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_etherdev_mqs [2023-04-02 11:59:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs_18 [2023-04-02 11:59:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2023-04-02 11:59:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2023-04-02 11:59:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2023-04-02 11:59:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2023-04-02 11:59:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure async_ctrl_callback [2023-04-02 11:59:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-02 11:59:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 11:59:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure get_registers [2023-04-02 11:59:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure set_registers [2023-04-02 11:59:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure set_register [2023-04-02 11:59:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure update_eth_regs_async [2023-04-02 11:59:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure __mii_op [2023-04-02 11:59:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure read_mii_word [2023-04-02 11:59:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure write_mii_word [2023-04-02 11:59:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2023-04-02 11:59:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2023-04-02 11:59:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure read_eprom_word [2023-04-02 11:59:22,538 INFO L130 BoogieDeclarations]: Found specification of procedure get_node_id [2023-04-02 11:59:22,539 INFO L130 BoogieDeclarations]: Found specification of procedure set_ethernet_addr [2023-04-02 11:59:22,539 INFO L130 BoogieDeclarations]: Found specification of procedure reset_mac [2023-04-02 11:59:22,539 INFO L130 BoogieDeclarations]: Found specification of procedure enable_net_traffic [2023-04-02 11:59:22,539 INFO L130 BoogieDeclarations]: Found specification of procedure read_bulk_callback [2023-04-02 11:59:22,539 INFO L130 BoogieDeclarations]: Found specification of procedure rx_fixup [2023-04-02 11:59:22,539 INFO L130 BoogieDeclarations]: Found specification of procedure write_bulk_callback [2023-04-02 11:59:22,539 INFO L130 BoogieDeclarations]: Found specification of procedure intr_callback [2023-04-02 11:59:22,539 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_tx_timeout [2023-04-02 11:59:22,539 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_start_xmit [2023-04-02 11:59:22,539 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_netdev_stats [2023-04-02 11:59:22,539 INFO L130 BoogieDeclarations]: Found specification of procedure disable_net_traffic [2023-04-02 11:59:22,539 INFO L130 BoogieDeclarations]: Found specification of procedure get_interrupt_interval [2023-04-02 11:59:22,539 INFO L130 BoogieDeclarations]: Found specification of procedure set_carrier [2023-04-02 11:59:22,539 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_urbs [2023-04-02 11:59:22,539 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_all_urbs [2023-04-02 11:59:22,539 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_urbs [2023-04-02 11:59:22,539 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_open [2023-04-02 11:59:22,539 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_close [2023-04-02 11:59:22,540 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_get_drvinfo [2023-04-02 11:59:22,540 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_get_wol [2023-04-02 11:59:22,540 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_set_wol [2023-04-02 11:59:22,540 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_reset_wol [2023-04-02 11:59:22,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-02 11:59:22,540 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_get_settings [2023-04-02 11:59:22,540 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_set_settings [2023-04-02 11:59:22,540 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_nway_reset [2023-04-02 11:59:22,540 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_get_link [2023-04-02 11:59:22,540 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_get_msglevel [2023-04-02 11:59:22,540 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_set_msglevel [2023-04-02 11:59:22,540 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_ioctl [2023-04-02 11:59:22,540 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_set_multicast [2023-04-02 11:59:22,540 INFO L130 BoogieDeclarations]: Found specification of procedure mii_phy_probe [2023-04-02 11:59:22,540 INFO L130 BoogieDeclarations]: Found specification of procedure setup_pegasus_II [2023-04-02 11:59:22,540 INFO L130 BoogieDeclarations]: Found specification of procedure check_carrier [2023-04-02 11:59:22,540 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_blacklisted [2023-04-02 11:59:22,540 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_dec_workqueue [2023-04-02 11:59:22,541 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_probe [2023-04-02 11:59:22,541 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_disconnect [2023-04-02 11:59:22,541 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_suspend [2023-04-02 11:59:22,541 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_resume [2023-04-02 11:59:22,541 INFO L130 BoogieDeclarations]: Found specification of procedure parse_id [2023-04-02 11:59:22,541 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_init [2023-04-02 11:59:22,541 INFO L130 BoogieDeclarations]: Found specification of procedure pegasus_exit [2023-04-02 11:59:22,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_pegasus_exit_11_2 [2023-04-02 11:59:22,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_pegasus_init_11_9 [2023-04-02 11:59:22,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_etherdev_mqs [2023-04-02 11:59:22,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2023-04-02 11:59:22,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_8_1 [2023-04-02 11:59:22,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_9_1 [2023-04-02 11:59:22,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_dummy_factory_9_11_4 [2023-04-02 11:59:22,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_deregister_2_2 [2023-04-02 11:59:22,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_deregister_4_2 [2023-04-02 11:59:22,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_2_3 [2023-04-02 11:59:22,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_4_3 [2023-04-02 11:59:22,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_10_2 [2023-04-02 11:59:22,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_7_4 [2023-04-02 11:59:22,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_dummy_factory_9_11_5 [2023-04-02 11:59:22,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_10 [2023-04-02 11:59:22,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_11 [2023-04-02 11:59:22,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_14 [2023-04-02 11:59:22,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_17 [2023-04-02 11:59:22,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_18 [2023-04-02 11:59:22,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_19 [2023-04-02 11:59:22,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_20 [2023-04-02 11:59:22,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_21 [2023-04-02 11:59:22,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_22 [2023-04-02 11:59:22,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_23 [2023-04-02 11:59:22,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_24 [2023-04-02 11:59:22,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_27 [2023-04-02 11:59:22,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_28 [2023-04-02 11:59:22,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_3 [2023-04-02 11:59:22,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_7 [2023-04-02 11:59:22,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_8 [2023-04-02 11:59:22,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_9 [2023-04-02 11:59:22,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_11 [2023-04-02 11:59:22,543 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 11:59:22,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-04-02 11:59:22,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2023-04-02 11:59:22,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_dummy_resourceless_instance_0 [2023-04-02 11:59:22,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2023-04-02 11:59:22,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_7_6 [2023-04-02 11:59:22,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-04-02 11:59:22,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-04-02 11:59:22,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_1 [2023-04-02 11:59:22,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_5 [2023-04-02 11:59:22,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2023-04-02 11:59:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_3 [2023-04-02 11:59:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_1 [2023-04-02 11:59:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_4 [2023-04-02 11:59:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_1 [2023-04-02 11:59:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_15 [2023-04-02 11:59:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_1 [2023-04-02 11:59:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_4_4 [2023-04-02 11:59:22,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_dummy_factory_2 [2023-04-02 11:59:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_1_2 [2023-04-02 11:59:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_1 [2023-04-02 11:59:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-04-02 11:59:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_8_2 [2023-04-02 11:59:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister [2023-04-02 11:59:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_dummy_factory_4 [2023-04-02 11:59:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_post_3_9 [2023-04-02 11:59:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_pre_3_10 [2023-04-02 11:59:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_probe_3_13 [2023-04-02 11:59:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_3_4 [2023-04-02 11:59:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_resume_3_7 [2023-04-02 11:59:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_suspend_3_8 [2023-04-02 11:59:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver [2023-04-02 11:59:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_usb_instance_3 [2023-04-02 11:59:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-04-02 11:59:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-04-02 11:59:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add [2023-04-02 11:59:22,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub [2023-04-02 11:59:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_and_test [2023-04-02 11:59:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_inc [2023-04-02 11:59:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec [2023-04-02 11:59:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_test [2023-04-02 11:59:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_inc_and_test [2023-04-02 11:59:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2023-04-02 11:59:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_negative [2023-04-02 11:59:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_inc_short [2023-04-02 11:59:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2023-04-02 11:59:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-02 11:59:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2023-04-02 11:59:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-04-02 11:59:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2023-04-02 11:59:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2023-04-02 11:59:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2023-04-02 11:59:22,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-04-02 11:59:22,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-04-02 11:59:22,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-04-02 11:59:22,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2023-04-02 11:59:22,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2023-04-02 11:59:22,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_dev__less_initial_decrement [2023-04-02 11:59:22,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_dev__more_initial_at_exit [2023-04-02 11:59:22,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_dev__probe_failed [2023-04-02 11:59:22,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_dev__unincremented_counter_decrement [2023-04-02 11:59:22,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_dev [2023-04-02 11:59:22,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_dev [2023-04-02 11:59:22,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-04-02 11:59:22,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2023-04-02 11:59:22,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2023-04-02 11:59:22,553 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-02 11:59:22,553 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-02 11:59:22,553 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-02 11:59:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 11:59:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-02 11:59:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-04-02 11:59:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2023-04-02 11:59:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2023-04-02 11:59:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 11:59:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-02 11:59:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2023-04-02 11:59:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2023-04-02 11:59:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2023-04-02 11:59:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2023-04-02 11:59:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-04-02 11:59:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 11:59:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 11:59:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-02 11:59:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-02 11:59:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 11:59:22,554 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-04-02 11:59:22,555 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2023-04-02 11:59:22,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 11:59:22,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 11:59:22,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-02 11:59:22,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 11:59:22,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-02 11:59:22,555 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-02 11:59:22,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-02 11:59:22,555 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-02 11:59:23,310 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 11:59:23,315 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 11:59:24,049 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-02 11:59:29,856 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2023-04-02 11:59:30,200 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 11:59:30,220 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 11:59:30,221 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-04-02 11:59:30,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 11:59:30 BoogieIcfgContainer [2023-04-02 11:59:30,225 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 11:59:30,227 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 11:59:30,227 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 11:59:30,229 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 11:59:30,230 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 11:59:19" (1/3) ... [2023-04-02 11:59:30,230 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cbdfd24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 11:59:30, skipping insertion in model container [2023-04-02 11:59:30,230 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 11:59:22" (2/3) ... [2023-04-02 11:59:30,230 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cbdfd24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 11:59:30, skipping insertion in model container [2023-04-02 11:59:30,230 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 11:59:30" (3/3) ... [2023-04-02 11:59:30,232 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-usb-pegasus.cil.i [2023-04-02 11:59:30,244 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 11:59:30,244 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2023-04-02 11:59:30,322 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 11:59:30,328 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3bac2029, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 11:59:30,328 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-04-02 11:59:30,339 INFO L276 IsEmpty]: Start isEmpty. Operand has 2337 states, 1542 states have (on average 1.3067444876783398) internal successors, (2015), 1577 states have internal predecessors, (2015), 536 states have call successors, (536), 246 states have call predecessors, (536), 244 states have return successors, (529), 513 states have call predecessors, (529), 529 states have call successors, (529) [2023-04-02 11:59:30,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-04-02 11:59:30,358 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 11:59:30,359 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 12, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 11:59:30,359 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-02 11:59:30,363 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 11:59:30,363 INFO L85 PathProgramCache]: Analyzing trace with hash 1137927447, now seen corresponding path program 1 times [2023-04-02 11:59:30,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 11:59:30,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869881881] [2023-04-02 11:59:30,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 11:59:30,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 11:59:30,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 11:59:32,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 11:59:32,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 11:59:32,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 11:59:32,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 11:59:32,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 11:59:32,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 11:59:32,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 11:59:32,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 11:59:32,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 11:59:32,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 11:59:32,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 11:59:32,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 11:59:32,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-04-02 11:59:32,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 11:59:32,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 11:59:32,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 11:59:32,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 11:59:32,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 11:59:32,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 11:59:32,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 11:59:32,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 11:59:32,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 11:59:32,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 11:59:32,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 11:59:32,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 11:59:32,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 11:59:32,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 11:59:32,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 11:59:32,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2023-04-02 11:59:32,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 11:59:32,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 11:59:32,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 11:59:32,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-04-02 11:59:32,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 11:59:32,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 11:59:32,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 11:59:32,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-04-02 11:59:32,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 11:59:32,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 11:59:32,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 11:59:32,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-04-02 11:59:32,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 11:59:32,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 11:59:32,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 11:59:32,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-04-02 11:59:32,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 11:59:32,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 11:59:32,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 11:59:32,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-04-02 11:59:32,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 11:59:32,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 11:59:32,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 11:59:32,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-04-02 11:59:32,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 11:59:32,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 11:59:32,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 11:59:32,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-04-02 11:59:32,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 11:59:32,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2023-04-02 11:59:32,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 11:59:32,636 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2023-04-02 11:59:32,636 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 11:59:32,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869881881] [2023-04-02 11:59:32,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869881881] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 11:59:32,639 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 11:59:32,640 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-02 11:59:32,641 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873416803] [2023-04-02 11:59:32,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 11:59:32,647 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-02 11:59:32,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 11:59:32,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-02 11:59:32,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-04-02 11:59:32,688 INFO L87 Difference]: Start difference. First operand has 2337 states, 1542 states have (on average 1.3067444876783398) internal successors, (2015), 1577 states have internal predecessors, (2015), 536 states have call successors, (536), 246 states have call predecessors, (536), 244 states have return successors, (529), 513 states have call predecessors, (529), 529 states have call successors, (529) Second operand has 7 states, 6 states have (on average 6.833333333333333) internal successors, (41), 3 states have internal predecessors, (41), 4 states have call successors, (23), 7 states have call predecessors, (23), 1 states have return successors, (19), 3 states have call predecessors, (19), 4 states have call successors, (19) [2023-04-02 12:00:06,252 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 12:00:07,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 12:00:14,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 12:00:20,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 12:00:20,808 INFO L93 Difference]: Finished difference Result 6734 states and 9109 transitions. [2023-04-02 12:00:20,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-04-02 12:00:20,811 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 6.833333333333333) internal successors, (41), 3 states have internal predecessors, (41), 4 states have call successors, (23), 7 states have call predecessors, (23), 1 states have return successors, (19), 3 states have call predecessors, (19), 4 states have call successors, (19) Word has length 173 [2023-04-02 12:00:20,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 12:00:20,862 INFO L225 Difference]: With dead ends: 6734 [2023-04-02 12:00:20,862 INFO L226 Difference]: Without dead ends: 4600 [2023-04-02 12:00:20,877 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=79, Invalid=161, Unknown=0, NotChecked=0, Total=240 [2023-04-02 12:00:20,879 INFO L413 NwaCegarLoop]: 26 mSDtfsCounter, 9711 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 7302 mSolverCounterSat, 5571 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9983 SdHoareTripleChecker+Valid, 92 SdHoareTripleChecker+Invalid, 12875 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5571 IncrementalHoareTripleChecker+Valid, 7302 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43.4s IncrementalHoareTripleChecker+Time [2023-04-02 12:00:20,880 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9983 Valid, 92 Invalid, 12875 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5571 Valid, 7302 Invalid, 2 Unknown, 0 Unchecked, 43.4s Time] [2023-04-02 12:00:20,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4600 states. [2023-04-02 12:00:23,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4600 to 4087. [2023-04-02 12:00:23,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4087 states, 2731 states have (on average 1.29476382277554) internal successors, (3536), 2780 states have internal predecessors, (3536), 915 states have call successors, (915), 442 states have call predecessors, (915), 439 states have return successors, (911), 892 states have call predecessors, (911), 910 states have call successors, (911) [2023-04-02 12:00:23,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4087 states to 4087 states and 5362 transitions. [2023-04-02 12:00:23,698 INFO L78 Accepts]: Start accepts. Automaton has 4087 states and 5362 transitions. Word has length 173 [2023-04-02 12:00:23,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 12:00:23,699 INFO L495 AbstractCegarLoop]: Abstraction has 4087 states and 5362 transitions. [2023-04-02 12:00:23,700 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 6.833333333333333) internal successors, (41), 3 states have internal predecessors, (41), 4 states have call successors, (23), 7 states have call predecessors, (23), 1 states have return successors, (19), 3 states have call predecessors, (19), 4 states have call successors, (19) [2023-04-02 12:00:23,700 INFO L276 IsEmpty]: Start isEmpty. Operand 4087 states and 5362 transitions. [2023-04-02 12:00:23,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2023-04-02 12:00:23,714 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 12:00:23,714 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 12, 12, 12, 12, 12, 12, 7, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 12:00:23,715 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 12:00:23,715 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-02 12:00:23,716 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 12:00:23,716 INFO L85 PathProgramCache]: Analyzing trace with hash 478158000, now seen corresponding path program 1 times [2023-04-02 12:00:23,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 12:00:23,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797019764] [2023-04-02 12:00:23,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 12:00:23,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 12:00:23,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 12:00:25,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 12:00:25,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 12:00:25,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 12:00:25,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 12:00:25,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:00:25,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-04-02 12:00:25,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:00:25,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 12:00:25,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:00:25,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 12:00:25,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:00:25,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 12:00:25,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:00:25,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2023-04-02 12:00:25,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:00:25,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-04-02 12:00:25,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:00:25,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-04-02 12:00:25,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:00:25,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-04-02 12:00:25,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:00:25,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-04-02 12:00:25,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:00:25,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-04-02 12:00:25,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:00:25,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-04-02 12:00:25,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:00:25,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-04-02 12:00:25,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2023-04-02 12:00:25,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:00:25,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 12:00:25,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-04-02 12:00:25,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2023-04-02 12:00:25,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:00:25,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 12:00:25,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-04-02 12:00:25,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2023-04-02 12:00:25,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:00:25,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 12:00:25,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-04-02 12:00:25,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2023-04-02 12:00:25,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:25,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2023-04-02 12:00:25,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:26,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2023-04-02 12:00:26,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:26,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:00:26,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:26,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:00:26,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:26,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 12:00:26,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:00:26,096 INFO L134 CoverageAnalysis]: Checked inductivity of 747 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 747 trivial. 0 not checked. [2023-04-02 12:00:26,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 12:00:26,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797019764] [2023-04-02 12:00:26,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797019764] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 12:00:26,097 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 12:00:26,097 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-04-02 12:00:26,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872845770] [2023-04-02 12:00:26,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 12:00:26,100 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-04-02 12:00:26,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 12:00:26,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-04-02 12:00:26,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-02 12:00:26,102 INFO L87 Difference]: Start difference. First operand 4087 states and 5362 transitions. Second operand has 8 states, 7 states have (on average 11.714285714285714) internal successors, (82), 3 states have internal predecessors, (82), 4 states have call successors, (35), 8 states have call predecessors, (35), 1 states have return successors, (30), 3 states have call predecessors, (30), 4 states have call successors, (30) [2023-04-02 12:01:11,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 12:01:13,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 12:01:19,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 12:01:19,990 INFO L93 Difference]: Finished difference Result 11054 states and 14560 transitions. [2023-04-02 12:01:19,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-04-02 12:01:19,992 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 11.714285714285714) internal successors, (82), 3 states have internal predecessors, (82), 4 states have call successors, (35), 8 states have call predecessors, (35), 1 states have return successors, (30), 3 states have call predecessors, (30), 4 states have call successors, (30) Word has length 279 [2023-04-02 12:01:19,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 12:01:20,031 INFO L225 Difference]: With dead ends: 11054 [2023-04-02 12:01:20,032 INFO L226 Difference]: Without dead ends: 7008 [2023-04-02 12:01:20,048 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=154, Invalid=352, Unknown=0, NotChecked=0, Total=506 [2023-04-02 12:01:20,049 INFO L413 NwaCegarLoop]: 24 mSDtfsCounter, 7740 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 8896 mSolverCounterSat, 4207 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8028 SdHoareTripleChecker+Valid, 97 SdHoareTripleChecker+Invalid, 13104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4207 IncrementalHoareTripleChecker+Valid, 8896 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 45.5s IncrementalHoareTripleChecker+Time [2023-04-02 12:01:20,049 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8028 Valid, 97 Invalid, 13104 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4207 Valid, 8896 Invalid, 1 Unknown, 0 Unchecked, 45.5s Time] [2023-04-02 12:01:20,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7008 states. [2023-04-02 12:01:23,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7008 to 5934. [2023-04-02 12:01:23,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5934 states, 3979 states have (on average 1.2880120633324956) internal successors, (5125), 4066 states have internal predecessors, (5125), 1278 states have call successors, (1278), 672 states have call predecessors, (1278), 675 states have return successors, (1287), 1236 states have call predecessors, (1287), 1273 states have call successors, (1287) [2023-04-02 12:01:24,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5934 states to 5934 states and 7690 transitions. [2023-04-02 12:01:24,019 INFO L78 Accepts]: Start accepts. Automaton has 5934 states and 7690 transitions. Word has length 279 [2023-04-02 12:01:24,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 12:01:24,020 INFO L495 AbstractCegarLoop]: Abstraction has 5934 states and 7690 transitions. [2023-04-02 12:01:24,020 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 11.714285714285714) internal successors, (82), 3 states have internal predecessors, (82), 4 states have call successors, (35), 8 states have call predecessors, (35), 1 states have return successors, (30), 3 states have call predecessors, (30), 4 states have call successors, (30) [2023-04-02 12:01:24,020 INFO L276 IsEmpty]: Start isEmpty. Operand 5934 states and 7690 transitions. [2023-04-02 12:01:24,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-04-02 12:01:24,032 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 12:01:24,032 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 12, 12, 12, 12, 12, 12, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 12:01:24,032 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-02 12:01:24,033 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-02 12:01:24,033 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 12:01:24,033 INFO L85 PathProgramCache]: Analyzing trace with hash -22080078, now seen corresponding path program 1 times [2023-04-02 12:01:24,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 12:01:24,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187843839] [2023-04-02 12:01:24,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 12:01:24,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 12:01:24,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 12:01:25,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 12:01:25,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 12:01:25,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 12:01:25,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 12:01:25,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:25,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-04-02 12:01:25,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:25,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 12:01:25,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:25,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 12:01:25,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:25,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 12:01:25,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:25,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2023-04-02 12:01:25,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:25,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-04-02 12:01:25,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:25,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-04-02 12:01:25,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:25,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-04-02 12:01:25,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:25,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-04-02 12:01:25,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:25,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-04-02 12:01:25,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:25,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-04-02 12:01:25,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:25,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-04-02 12:01:25,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-04-02 12:01:25,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 12:01:25,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-04-02 12:01:25,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:25,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:25,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:26,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:26,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:26,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-04-02 12:01:26,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:26,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:26,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:26,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 12:01:26,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:26,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:26,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:26,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 12:01:26,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:26,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 12:01:26,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:26,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-04-02 12:01:26,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:26,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:26,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:26,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:26,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:26,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-04-02 12:01:26,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:26,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2023-04-02 12:01:26,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:26,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-04-02 12:01:26,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:26,123 INFO L134 CoverageAnalysis]: Checked inductivity of 791 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-04-02 12:01:26,123 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 12:01:26,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187843839] [2023-04-02 12:01:26,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1187843839] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-02 12:01:26,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [880272227] [2023-04-02 12:01:26,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 12:01:26,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-02 12:01:26,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 12:01:26,137 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-02 12:01:26,188 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-04-02 12:01:27,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:27,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 6561 conjuncts, 4 conjunts are in the unsatisfiable core [2023-04-02 12:01:27,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-02 12:01:27,876 INFO L134 CoverageAnalysis]: Checked inductivity of 791 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 723 trivial. 0 not checked. [2023-04-02 12:01:27,876 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-02 12:01:27,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [880272227] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 12:01:27,877 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-02 12:01:27,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2023-04-02 12:01:27,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287548069] [2023-04-02 12:01:27,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 12:01:27,878 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-02 12:01:27,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 12:01:27,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-02 12:01:27,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2023-04-02 12:01:27,879 INFO L87 Difference]: Start difference. First operand 5934 states and 7690 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2023-04-02 12:01:33,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 12:01:33,935 INFO L93 Difference]: Finished difference Result 11895 states and 15411 transitions. [2023-04-02 12:01:33,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-02 12:01:33,936 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 265 [2023-04-02 12:01:33,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 12:01:33,978 INFO L225 Difference]: With dead ends: 11895 [2023-04-02 12:01:33,979 INFO L226 Difference]: Without dead ends: 8734 [2023-04-02 12:01:33,993 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 361 GetRequests, 352 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2023-04-02 12:01:33,994 INFO L413 NwaCegarLoop]: 5326 mSDtfsCounter, 2660 mSDsluCounter, 2674 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2660 SdHoareTripleChecker+Valid, 8000 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-02 12:01:33,994 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2660 Valid, 8000 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-02 12:01:34,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8734 states. [2023-04-02 12:01:40,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8734 to 8727. [2023-04-02 12:01:40,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8727 states, 5876 states have (on average 1.291354663036079) internal successors, (7588), 6004 states have internal predecessors, (7588), 1860 states have call successors, (1860), 981 states have call predecessors, (1860), 989 states have return successors, (1881), 1801 states have call predecessors, (1881), 1855 states have call successors, (1881) [2023-04-02 12:01:40,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8727 states to 8727 states and 11329 transitions. [2023-04-02 12:01:40,189 INFO L78 Accepts]: Start accepts. Automaton has 8727 states and 11329 transitions. Word has length 265 [2023-04-02 12:01:40,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 12:01:40,192 INFO L495 AbstractCegarLoop]: Abstraction has 8727 states and 11329 transitions. [2023-04-02 12:01:40,205 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2023-04-02 12:01:40,206 INFO L276 IsEmpty]: Start isEmpty. Operand 8727 states and 11329 transitions. [2023-04-02 12:01:40,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-04-02 12:01:40,219 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 12:01:40,219 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 12, 12, 12, 12, 12, 12, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 12:01:40,245 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-04-02 12:01:40,433 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-02 12:01:40,434 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-02 12:01:40,434 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 12:01:40,434 INFO L85 PathProgramCache]: Analyzing trace with hash 1901147956, now seen corresponding path program 1 times [2023-04-02 12:01:40,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 12:01:40,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167944747] [2023-04-02 12:01:40,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 12:01:40,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 12:01:40,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:41,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 12:01:41,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 12:01:42,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 12:01:42,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 12:01:42,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 12:01:42,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:42,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-04-02 12:01:42,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:42,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 12:01:42,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:42,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 12:01:42,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:42,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 12:01:42,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:42,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2023-04-02 12:01:42,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:42,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-04-02 12:01:42,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:42,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-04-02 12:01:42,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:42,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-04-02 12:01:42,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:42,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-04-02 12:01:42,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:42,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-04-02 12:01:42,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:42,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-04-02 12:01:42,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:42,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-04-02 12:01:42,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2023-04-02 12:01:42,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 12:01:42,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-04-02 12:01:42,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:42,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:42,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-04-02 12:01:42,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:42,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 12:01:42,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:42,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 12:01:42,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 12:01:42,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-04-02 12:01:42,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:42,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:42,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-04-02 12:01:42,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2023-04-02 12:01:42,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2023-04-02 12:01:42,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:42,710 INFO L134 CoverageAnalysis]: Checked inductivity of 791 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2023-04-02 12:01:42,711 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 12:01:42,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167944747] [2023-04-02 12:01:42,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [167944747] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-02 12:01:42,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1964419104] [2023-04-02 12:01:42,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 12:01:42,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-02 12:01:42,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 12:01:42,726 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-02 12:01:42,757 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-04-02 12:01:44,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:44,112 INFO L262 TraceCheckSpWp]: Trace formula consists of 6562 conjuncts, 8 conjunts are in the unsatisfiable core [2023-04-02 12:01:44,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-02 12:01:44,504 INFO L134 CoverageAnalysis]: Checked inductivity of 791 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 791 trivial. 0 not checked. [2023-04-02 12:01:44,505 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-02 12:01:44,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1964419104] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 12:01:44,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-02 12:01:44,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [12] total 14 [2023-04-02 12:01:44,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895592835] [2023-04-02 12:01:44,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 12:01:44,506 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-02 12:01:44,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 12:01:44,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-02 12:01:44,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2023-04-02 12:01:44,507 INFO L87 Difference]: Start difference. First operand 8727 states and 11329 transitions. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 2 states have call successors, (37), 3 states have call predecessors, (37), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-04-02 12:01:50,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 12:01:50,361 INFO L93 Difference]: Finished difference Result 8727 states and 11329 transitions. [2023-04-02 12:01:50,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-04-02 12:01:50,362 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 2 states have call successors, (37), 3 states have call predecessors, (37), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 265 [2023-04-02 12:01:50,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 12:01:50,399 INFO L225 Difference]: With dead ends: 8727 [2023-04-02 12:01:50,400 INFO L226 Difference]: Without dead ends: 8655 [2023-04-02 12:01:50,406 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 363 GetRequests, 349 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2023-04-02 12:01:50,406 INFO L413 NwaCegarLoop]: 2803 mSDtfsCounter, 2665 mSDsluCounter, 5606 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2665 SdHoareTripleChecker+Valid, 8409 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-04-02 12:01:50,407 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2665 Valid, 8409 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-04-02 12:01:50,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8655 states. [2023-04-02 12:01:54,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8655 to 8655. [2023-04-02 12:01:54,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8655 states, 5847 states have (on average 1.2910894475799555) internal successors, (7549), 5969 states have internal predecessors, (7549), 1832 states have call successors, (1832), 965 states have call predecessors, (1832), 975 states have return successors, (1857), 1780 states have call predecessors, (1857), 1831 states have call successors, (1857) [2023-04-02 12:01:54,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8655 states to 8655 states and 11238 transitions. [2023-04-02 12:01:54,889 INFO L78 Accepts]: Start accepts. Automaton has 8655 states and 11238 transitions. Word has length 265 [2023-04-02 12:01:54,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 12:01:54,889 INFO L495 AbstractCegarLoop]: Abstraction has 8655 states and 11238 transitions. [2023-04-02 12:01:54,889 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 4 states have internal predecessors, (78), 2 states have call successors, (37), 3 states have call predecessors, (37), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2023-04-02 12:01:54,889 INFO L276 IsEmpty]: Start isEmpty. Operand 8655 states and 11238 transitions. [2023-04-02 12:01:54,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2023-04-02 12:01:54,902 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 12:01:54,902 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 12, 12, 12, 12, 12, 12, 8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 12:01:54,923 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-04-02 12:01:55,119 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2023-04-02 12:01:55,120 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2023-04-02 12:01:55,120 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 12:01:55,120 INFO L85 PathProgramCache]: Analyzing trace with hash -2008197196, now seen corresponding path program 1 times [2023-04-02 12:01:55,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 12:01:55,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160877567] [2023-04-02 12:01:55,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 12:01:55,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 12:01:55,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 12:01:56,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 12:01:56,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-04-02 12:01:56,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 12:01:56,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 12:01:56,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:56,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-04-02 12:01:56,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:56,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 12:01:56,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:56,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 12:01:56,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:56,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 12:01:56,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:56,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2023-04-02 12:01:56,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:56,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-04-02 12:01:56,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:56,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-04-02 12:01:56,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:56,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-04-02 12:01:56,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:56,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-04-02 12:01:56,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:56,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-04-02 12:01:56,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:56,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2023-04-02 12:01:56,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:56,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-04-02 12:01:56,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-04-02 12:01:56,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-04-02 12:01:56,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-04-02 12:01:56,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:56,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-04-02 12:01:56,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-04-02 12:01:56,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:56,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 12:01:56,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-04-02 12:01:56,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2023-04-02 12:01:56,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:56,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 12:01:56,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-04-02 12:01:56,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2023-04-02 12:01:56,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:56,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 12:01:56,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-04-02 12:01:56,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2023-04-02 12:01:56,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2023-04-02 12:01:56,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2023-04-02 12:01:56,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:56,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 12:01:56,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 12:01:56,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 12:01:56,794 INFO L134 CoverageAnalysis]: Checked inductivity of 821 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 814 trivial. 0 not checked. [2023-04-02 12:01:56,794 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 12:01:56,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160877567] [2023-04-02 12:01:56,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [160877567] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 12:01:56,795 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 12:01:56,795 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-04-02 12:01:56,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432528231] [2023-04-02 12:01:56,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 12:01:56,795 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-04-02 12:01:56,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 12:01:56,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-04-02 12:01:56,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2023-04-02 12:01:56,796 INFO L87 Difference]: Start difference. First operand 8655 states and 11238 transitions. Second operand has 13 states, 12 states have (on average 8.166666666666666) internal successors, (98), 5 states have internal predecessors, (98), 5 states have call successors, (40), 10 states have call predecessors, (40), 2 states have return successors, (35), 4 states have call predecessors, (35), 5 states have call successors, (35) [2023-04-02 12:02:50,807 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 12:02:53,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 12:02:55,877 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 12:02:57,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 12:03:11,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 12:03:11,198 INFO L93 Difference]: Finished difference Result 23454 states and 30754 transitions. [2023-04-02 12:03:11,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2023-04-02 12:03:11,199 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 8.166666666666666) internal successors, (98), 5 states have internal predecessors, (98), 5 states have call successors, (40), 10 states have call predecessors, (40), 2 states have return successors, (35), 4 states have call predecessors, (35), 5 states have call successors, (35) Word has length 310 [2023-04-02 12:03:11,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 12:03:11,269 INFO L225 Difference]: With dead ends: 23454 [2023-04-02 12:03:11,269 INFO L226 Difference]: Without dead ends: 13666 [2023-04-02 12:03:11,308 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 470 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=467, Invalid=1339, Unknown=0, NotChecked=0, Total=1806 [2023-04-02 12:03:11,309 INFO L413 NwaCegarLoop]: 24 mSDtfsCounter, 15300 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 14583 mSolverCounterSat, 8722 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 58.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15517 SdHoareTripleChecker+Valid, 157 SdHoareTripleChecker+Invalid, 23309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 8722 IncrementalHoareTripleChecker+Valid, 14583 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 61.5s IncrementalHoareTripleChecker+Time [2023-04-02 12:03:11,309 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15517 Valid, 157 Invalid, 23309 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [8722 Valid, 14583 Invalid, 4 Unknown, 0 Unchecked, 61.5s Time] [2023-04-02 12:03:11,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13666 states.