/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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 08:34:26,748 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 08:34:26,749 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 08:34:26,781 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 08:34:26,782 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 08:34:26,785 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 08:34:26,787 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 08:34:26,789 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 08:34:26,790 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 08:34:26,794 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 08:34:26,795 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 08:34:26,796 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 08:34:26,796 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 08:34:26,797 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 08:34:26,797 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 08:34:26,798 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 08:34:26,798 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 08:34:26,799 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 08:34:26,799 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 08:34:26,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 08:34:26,801 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 08:34:26,803 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 08:34:26,804 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 08:34:26,805 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 08:34:26,814 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 08:34:26,814 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 08:34:26,814 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 08:34:26,815 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 08:34:26,815 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 08:34:26,815 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 08:34:26,816 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 08:34:26,816 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 08:34:26,817 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 08:34:26,817 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 08:34:26,818 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 08:34:26,818 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 08:34:26,818 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 08:34:26,818 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 08:34:26,819 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 08:34:26,819 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 08:34:26,819 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 08:34:26,820 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 08:34:26,842 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 08:34:26,842 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 08:34:26,842 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 08:34:26,842 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 08:34:26,843 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 08:34:26,843 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 08:34:26,844 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 08:34:26,844 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 08:34:26,844 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 08:34:26,844 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 08:34:26,845 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 08:34:26,845 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 08:34:26,845 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 08:34:26,845 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 08:34:26,845 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 08:34:26,845 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 08:34:26,845 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 08:34:26,845 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 08:34:26,845 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 08:34:26,845 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 08:34:26,845 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 08:34:26,845 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 08:34:26,846 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 08:34:26,846 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 08:34:26,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 08:34:26,846 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 08:34:26,846 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 08:34:26,847 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 08:34:26,847 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 08:34:26,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 08:34:26,847 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 08:34:26,847 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 08:34:26,848 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 08:34:26,848 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 08:34:26,848 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 08:34:26,848 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 08:34:27,021 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 08:34:27,038 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 08:34:27,039 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 08:34:27,040 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 08:34:27,040 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 08:34:27,041 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2023-04-02 08:34:28,049 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 08:34:28,406 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 08:34:28,406 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2023-04-02 08:34:28,430 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e5e9675a/6522d159732145c99f417ac4c0028427/FLAGfafd696a4 [2023-04-02 08:34:28,443 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e5e9675a/6522d159732145c99f417ac4c0028427 [2023-04-02 08:34:28,445 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 08:34:28,446 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 08:34:28,448 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 08:34:28,448 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 08:34:28,450 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 08:34:28,450 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 08:34:28" (1/1) ... [2023-04-02 08:34:28,451 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@98efe9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:34:28, skipping insertion in model container [2023-04-02 08:34:28,451 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 08:34:28" (1/1) ... [2023-04-02 08:34:28,456 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 08:34:28,537 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 08:34:29,213 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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i[116401,116414] [2023-04-02 08:34:29,579 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 08:34:29,622 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 08:34:29,738 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-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i[116401,116414] [2023-04-02 08:34:29,888 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 08:34:29,967 WARN L667 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-04-02 08:34:29,967 WARN L667 CHandler]: The function __xadd_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-04-02 08:34:29,967 WARN L667 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-04-02 08:34:29,971 INFO L208 MainTranslator]: Completed translation [2023-04-02 08:34:29,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:34:29 WrapperNode [2023-04-02 08:34:29,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 08:34:29,972 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 08:34:29,972 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 08:34:29,972 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 08:34:29,980 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:34:29" (1/1) ... [2023-04-02 08:34:29,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:34:29" (1/1) ... [2023-04-02 08:34:30,047 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:34:29" (1/1) ... [2023-04-02 08:34:30,048 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:34:29" (1/1) ... [2023-04-02 08:34:30,139 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:34:29" (1/1) ... [2023-04-02 08:34:30,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:34:29" (1/1) ... [2023-04-02 08:34:30,227 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:34:29" (1/1) ... [2023-04-02 08:34:30,242 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:34:29" (1/1) ... [2023-04-02 08:34:30,262 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 08:34:30,262 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 08:34:30,262 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 08:34:30,263 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 08:34:30,263 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:34:29" (1/1) ... [2023-04-02 08:34:30,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 08:34:30,274 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 08:34:30,283 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 08:34:30,306 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 08:34:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 08:34:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 08:34:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-04-02 08:34:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 08:34:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2023-04-02 08:34:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2023-04-02 08:34:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2023-04-02 08:34:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2023-04-02 08:34:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2023-04-02 08:34:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2023-04-02 08:34:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_out [2023-04-02 08:34:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2023-04-02 08:34:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2023-04-02 08:34:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-04-02 08:34:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_bit [2023-04-02 08:34:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2023-04-02 08:34:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-04-02 08:34:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-04-02 08:34:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-04-02 08:34:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2023-04-02 08:34:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-04-02 08:34:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-04-02 08:34:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-04-02 08:34:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-04-02 08:34:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-04-02 08:34:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-04-02 08:34:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-04-02 08:34:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2023-04-02 08:34:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-04-02 08:34:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-04-02 08:34:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-04-02 08:34:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2023-04-02 08:34:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_runtime_mark_last_busy [2023-04-02 08:34:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_mark_last_busy [2023-04-02 08:34:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_interface_claimed [2023-04-02 08:34:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-04-02 08:34:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_tty_driver [2023-04-02 08:34:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_get_baud_rate [2023-04-02 08:34:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_get [2023-04-02 08:34:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-04-02 08:34:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-04-02 08:34:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-04-02 08:34:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-02 08:34:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-02 08:34:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-04-02 08:34:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-04-02 08:34:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-04-02 08:34:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-04-02 08:34:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-02 08:34:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-02 08:34:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2023-04-02 08:34:30,319 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string [2023-04-02 08:34:30,319 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2023-04-02 08:34:30,319 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_get_by_index [2023-04-02 08:34:30,319 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_alloc_minor [2023-04-02 08:34:30,319 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_release_minor [2023-04-02 08:34:30,319 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_ctrl_msg [2023-04-02 08:34:30,320 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_wb_alloc [2023-04-02 08:34:30,320 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_wb_is_avail [2023-04-02 08:34:30,320 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_done [2023-04-02 08:34:30,320 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_start_wb [2023-04-02 08:34:30,320 INFO L138 BoogieDeclarations]: Found implementation of procedure show_caps [2023-04-02 08:34:30,320 INFO L138 BoogieDeclarations]: Found implementation of procedure show_country_codes [2023-04-02 08:34:30,320 INFO L138 BoogieDeclarations]: Found implementation of procedure show_country_rel_date [2023-04-02 08:34:30,320 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_ctrl_irq [2023-04-02 08:34:30,320 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_submit_read_urb [2023-04-02 08:34:30,320 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_submit_read_urbs [2023-04-02 08:34:30,320 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_process_read_urb [2023-04-02 08:34:30,320 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_read_bulk_callback [2023-04-02 08:34:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_bulk [2023-04-02 08:34:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_softint [2023-04-02 08:34:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_install [2023-04-02 08:34:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_open [2023-04-02 08:34:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_port_activate [2023-04-02 08:34:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_port_destruct [2023-04-02 08:34:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_port_shutdown [2023-04-02 08:34:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_cleanup [2023-04-02 08:34:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_hangup [2023-04-02 08:34:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_close [2023-04-02 08:34:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_write [2023-04-02 08:34:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_write_room [2023-04-02 08:34:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_chars_in_buffer [2023-04-02 08:34:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_throttle [2023-04-02 08:34:30,322 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_unthrottle [2023-04-02 08:34:30,322 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_break_ctl [2023-04-02 08:34:30,322 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_tiocmget [2023-04-02 08:34:30,322 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_tiocmset [2023-04-02 08:34:30,322 INFO L138 BoogieDeclarations]: Found implementation of procedure get_serial_info [2023-04-02 08:34:30,322 INFO L138 BoogieDeclarations]: Found implementation of procedure set_serial_info [2023-04-02 08:34:30,322 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_ioctl [2023-04-02 08:34:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_tty_set_termios [2023-04-02 08:34:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_buffers_free [2023-04-02 08:34:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_read_buffers_free [2023-04-02 08:34:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_write_buffers_alloc [2023-04-02 08:34:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_probe [2023-04-02 08:34:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_data_traffic [2023-04-02 08:34:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_disconnect [2023-04-02 08:34:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_suspend [2023-04-02 08:34:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_resume [2023-04-02 08:34:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_reset_resume [2023-04-02 08:34:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_init [2023-04-02 08:34:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure acm_exit [2023-04-02 08:34:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_2 [2023-04-02 08:34:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_port_operations_3 [2023-04-02 08:34:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_tty_operations_1 [2023-04-02 08:34:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 08:34:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2023-04-02 08:34:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_2 [2023-04-02 08:34:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_3 [2023-04-02 08:34:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_6 [2023-04-02 08:34:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_7 [2023-04-02 08:34:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_get_interface_8 [2023-04-02 08:34:30,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_9 [2023-04-02 08:34:30,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_put_interface_10 [2023-04-02 08:34:30,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_put_interface_11 [2023-04-02 08:34:30,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf_12 [2023-04-02 08:34:30,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_get_interface_13 [2023-04-02 08:34:30,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_put_interface_14 [2023-04-02 08:34:30,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_15 [2023-04-02 08:34:30,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_16 [2023-04-02 08:34:30,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_17 [2023-04-02 08:34:30,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_18 [2023-04-02 08:34:30,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_19 [2023-04-02 08:34:30,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_22 [2023-04-02 08:34:30,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_26 [2023-04-02 08:34:30,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_27 [2023-04-02 08:34:30,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_28 [2023-04-02 08:34:30,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_32 [2023-04-02 08:34:30,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_33 [2023-04-02 08:34:30,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_34 [2023-04-02 08:34:30,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_37 [2023-04-02 08:34:30,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_39 [2023-04-02 08:34:30,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_40 [2023-04-02 08:34:30,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2023-04-02 08:34:30,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2023-04-02 08:34:30,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2023-04-02 08:34:30,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2023-04-02 08:34:30,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2023-04-02 08:34:30,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2023-04-02 08:34:30,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2023-04-02 08:34:30,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2023-04-02 08:34:30,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2023-04-02 08:34:30,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2023-04-02 08:34:30,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2023-04-02 08:34:30,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2023-04-02 08:34:30,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2023-04-02 08:34:30,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2023-04-02 08:34:30,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2023-04-02 08:34:30,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2023-04-02 08:34:30,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-02 08:34:30,338 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-04-02 08:34:30,338 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-04-02 08:34:30,338 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-04-02 08:34:30,338 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-04-02 08:34:30,338 INFO L138 BoogieDeclarations]: Found implementation of procedure __tty_alloc_driver [2023-04-02 08:34:30,338 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-04-02 08:34:30,338 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-04-02 08:34:30,338 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-04-02 08:34:30,338 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2023-04-02 08:34:30,338 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2023-04-02 08:34:30,338 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-04-02 08:34:30,338 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2023-04-02 08:34:30,338 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2023-04-02 08:34:30,339 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2023-04-02 08:34:30,339 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-04-02 08:34:30,339 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2023-04-02 08:34:30,339 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-04-02 08:34:30,339 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-04-02 08:34:30,339 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2023-04-02 08:34:30,339 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2023-04-02 08:34:30,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-02 08:34:30,339 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-04-02 08:34:30,339 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-04-02 08:34:30,339 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-04-02 08:34:30,339 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-04-02 08:34:30,339 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-04-02 08:34:30,339 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2023-04-02 08:34:30,339 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2023-04-02 08:34:30,339 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2023-04-02 08:34:30,339 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_fixed_flag [2023-04-02 08:34:30,339 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2023-04-02 08:34:30,339 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_close [2023-04-02 08:34:30,339 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_hangup [2023-04-02 08:34:30,340 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_init [2023-04-02 08:34:30,340 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_open [2023-04-02 08:34:30,340 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_put [2023-04-02 08:34:30,340 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_register_device [2023-04-02 08:34:30,340 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2023-04-02 08:34:30,340 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_hangup [2023-04-02 08:34:30,340 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_wakeup [2023-04-02 08:34:30,340 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_driver [2023-04-02 08:34:30,340 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_set_operations [2023-04-02 08:34:30,340 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_standard_install [2023-04-02 08:34:30,340 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_baud_rate [2023-04-02 08:34:30,340 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_device [2023-04-02 08:34:30,340 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2023-04-02 08:34:30,340 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_vhangup [2023-04-02 08:34:30,340 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2023-04-02 08:34:30,340 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface_async [2023-04-02 08:34:30,340 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface_async [2023-04-02 08:34:30,340 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2023-04-02 08:34:30,340 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2023-04-02 08:34:30,340 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_claim_interface [2023-04-02 08:34:30,340 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_release_interface [2023-04-02 08:34:30,341 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2023-04-02 08:34:30,341 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intf [2023-04-02 08:34:30,341 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2023-04-02 08:34:30,341 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-04-02 08:34:30,341 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2023-04-02 08:34:30,341 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2023-04-02 08:34:30,341 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-04-02 08:34:30,341 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-02 08:34:30,341 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-02 08:34:30,341 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-02 08:34:30,341 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-02 08:34:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 08:34:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 08:34:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-02 08:34:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-02 08:34:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 08:34:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 08:34:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-02 08:34:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-02 08:34:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-02 08:34:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-04-02 08:34:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2023-04-02 08:34:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 08:34:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2023-04-02 08:34:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2023-04-02 08:34:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2023-04-02 08:34:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2023-04-02 08:34:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2023-04-02 08:34:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_out [2023-04-02 08:34:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2023-04-02 08:34:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2023-04-02 08:34:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-04-02 08:34:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure __set_bit [2023-04-02 08:34:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2023-04-02 08:34:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-04-02 08:34:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-04-02 08:34:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-04-02 08:34:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-04-02 08:34:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-04-02 08:34:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2023-04-02 08:34:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-04-02 08:34:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-04-02 08:34:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-04-02 08:34:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2023-04-02 08:34:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2023-04-02 08:34:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-04-02 08:34:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 08:34:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-04-02 08:34:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-04-02 08:34:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2023-04-02 08:34:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2023-04-02 08:34:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-04-02 08:34:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2023-04-02 08:34:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2023-04-02 08:34:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2023-04-02 08:34:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-04-02 08:34:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-04-02 08:34:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-04-02 08:34:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-04-02 08:34:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-04-02 08:34:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-04-02 08:34:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-04-02 08:34:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2023-04-02 08:34:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-04-02 08:34:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2023-04-02 08:34:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-04-02 08:34:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-04-02 08:34:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-04-02 08:34:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-04-02 08:34:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-04-02 08:34:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-04-02 08:34:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-04-02 08:34:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-04-02 08:34:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2023-04-02 08:34:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2023-04-02 08:34:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2023-04-02 08:34:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-04-02 08:34:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-04-02 08:34:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-04-02 08:34:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2023-04-02 08:34:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure pm_runtime_mark_last_busy [2023-04-02 08:34:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 08:34:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_3 [2023-04-02 08:34:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_22 [2023-04-02 08:34:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intf [2023-04-02 08:34:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf_12 [2023-04-02 08:34:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2023-04-02 08:34:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_get_interface_8 [2023-04-02 08:34:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_get_interface_13 [2023-04-02 08:34:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_put_interface_10 [2023-04-02 08:34:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_put_interface_11 [2023-04-02 08:34:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_put_interface_14 [2023-04-02 08:34:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface_async [2023-04-02 08:34:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface_async [2023-04-02 08:34:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure usb_mark_last_busy [2023-04-02 08:34:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_claim_interface [2023-04-02 08:34:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure usb_interface_claimed [2023-04-02 08:34:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 08:34:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_release_interface [2023-04-02 08:34:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2023-04-02 08:34:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2023-04-02 08:34:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_39 [2023-04-02 08:34:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2023-04-02 08:34:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_40 [2023-04-02 08:34:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_18 [2023-04-02 08:34:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_17 [2023-04-02 08:34:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_15 [2023-04-02 08:34:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_16 [2023-04-02 08:34:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_19 [2023-04-02 08:34:30,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_26 [2023-04-02 08:34:30,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_27 [2023-04-02 08:34:30,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_28 [2023-04-02 08:34:30,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_32 [2023-04-02 08:34:30,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_33 [2023-04-02 08:34:30,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_34 [2023-04-02 08:34:30,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_2 [2023-04-02 08:34:30,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_6 [2023-04-02 08:34:30,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_7 [2023-04-02 08:34:30,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_9 [2023-04-02 08:34:30,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_37 [2023-04-02 08:34:30,346 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-04-02 08:34:30,346 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2023-04-02 08:34:30,346 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2023-04-02 08:34:30,346 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2023-04-02 08:34:30,346 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-04-02 08:34:30,346 INFO L130 BoogieDeclarations]: Found specification of procedure __tty_alloc_driver [2023-04-02 08:34:30,346 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2023-04-02 08:34:30,346 INFO L130 BoogieDeclarations]: Found specification of procedure tty_set_operations [2023-04-02 08:34:30,346 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_tty_driver [2023-04-02 08:34:30,346 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2023-04-02 08:34:30,346 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_driver [2023-04-02 08:34:30,346 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2023-04-02 08:34:30,346 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_device [2023-04-02 08:34:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure tty_vhangup [2023-04-02 08:34:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_baud_rate [2023-04-02 08:34:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure tty_get_baud_rate [2023-04-02 08:34:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure tty_standard_install [2023-04-02 08:34:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_init [2023-04-02 08:34:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_register_device [2023-04-02 08:34:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_put [2023-04-02 08:34:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_get [2023-04-02 08:34:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2023-04-02 08:34:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_hangup [2023-04-02 08:34:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_hangup [2023-04-02 08:34:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_wakeup [2023-04-02 08:34:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_close [2023-04-02 08:34:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_open [2023-04-02 08:34:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2023-04-02 08:34:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2023-04-02 08:34:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2023-04-02 08:34:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2023-04-02 08:34:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2023-04-02 08:34:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2023-04-02 08:34:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2023-04-02 08:34:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2023-04-02 08:34:30,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2023-04-02 08:34:30,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2023-04-02 08:34:30,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2023-04-02 08:34:30,348 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-02 08:34:30,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-02 08:34:30,348 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-04-02 08:34:30,348 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-04-02 08:34:30,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-02 08:34:30,348 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-04-02 08:34:30,348 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-02 08:34:30,348 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-02 08:34:30,348 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 08:34:30,348 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2023-04-02 08:34:30,348 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-02 08:34:30,348 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-02 08:34:30,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 08:34:30,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-02 08:34:30,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-04-02 08:34:30,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-04-02 08:34:30,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-04-02 08:34:30,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-02 08:34:30,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2023-04-02 08:34:30,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_2 [2023-04-02 08:34:30,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_port_operations_3 [2023-04-02 08:34:30,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_tty_operations_1 [2023-04-02 08:34:30,349 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_fixed_flag [2023-04-02 08:34:30,349 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2023-04-02 08:34:30,349 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string [2023-04-02 08:34:30,349 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2023-04-02 08:34:30,349 INFO L130 BoogieDeclarations]: Found specification of procedure acm_get_by_index [2023-04-02 08:34:30,349 INFO L130 BoogieDeclarations]: Found specification of procedure acm_alloc_minor [2023-04-02 08:34:30,349 INFO L130 BoogieDeclarations]: Found specification of procedure acm_release_minor [2023-04-02 08:34:30,349 INFO L130 BoogieDeclarations]: Found specification of procedure acm_ctrl_msg [2023-04-02 08:34:30,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-02 08:34:30,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 08:34:30,349 INFO L130 BoogieDeclarations]: Found specification of procedure acm_wb_alloc [2023-04-02 08:34:30,349 INFO L130 BoogieDeclarations]: Found specification of procedure acm_wb_is_avail [2023-04-02 08:34:30,349 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_done [2023-04-02 08:34:30,349 INFO L130 BoogieDeclarations]: Found specification of procedure acm_start_wb [2023-04-02 08:34:30,349 INFO L130 BoogieDeclarations]: Found specification of procedure show_caps [2023-04-02 08:34:30,349 INFO L130 BoogieDeclarations]: Found specification of procedure show_country_codes [2023-04-02 08:34:30,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-02 08:34:30,349 INFO L130 BoogieDeclarations]: Found specification of procedure show_country_rel_date [2023-04-02 08:34:30,349 INFO L130 BoogieDeclarations]: Found specification of procedure acm_ctrl_irq [2023-04-02 08:34:30,349 INFO L130 BoogieDeclarations]: Found specification of procedure acm_submit_read_urb [2023-04-02 08:34:30,349 INFO L130 BoogieDeclarations]: Found specification of procedure acm_submit_read_urbs [2023-04-02 08:34:30,349 INFO L130 BoogieDeclarations]: Found specification of procedure acm_process_read_urb [2023-04-02 08:34:30,350 INFO L130 BoogieDeclarations]: Found specification of procedure acm_read_bulk_callback [2023-04-02 08:34:30,350 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_bulk [2023-04-02 08:34:30,350 INFO L130 BoogieDeclarations]: Found specification of procedure acm_softint [2023-04-02 08:34:30,350 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_install [2023-04-02 08:34:30,350 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_open [2023-04-02 08:34:30,350 INFO L130 BoogieDeclarations]: Found specification of procedure acm_port_activate [2023-04-02 08:34:30,350 INFO L130 BoogieDeclarations]: Found specification of procedure acm_port_destruct [2023-04-02 08:34:30,350 INFO L130 BoogieDeclarations]: Found specification of procedure acm_port_shutdown [2023-04-02 08:34:30,350 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_cleanup [2023-04-02 08:34:30,350 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_hangup [2023-04-02 08:34:30,350 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_close [2023-04-02 08:34:30,350 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_write [2023-04-02 08:34:30,350 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_write_room [2023-04-02 08:34:30,350 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_chars_in_buffer [2023-04-02 08:34:30,350 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_throttle [2023-04-02 08:34:30,350 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_unthrottle [2023-04-02 08:34:30,350 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_break_ctl [2023-04-02 08:34:30,350 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_tiocmget [2023-04-02 08:34:30,350 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_tiocmset [2023-04-02 08:34:30,350 INFO L130 BoogieDeclarations]: Found specification of procedure get_serial_info [2023-04-02 08:34:30,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-02 08:34:30,350 INFO L130 BoogieDeclarations]: Found specification of procedure set_serial_info [2023-04-02 08:34:30,350 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_ioctl [2023-04-02 08:34:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure acm_tty_set_termios [2023-04-02 08:34:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_buffers_free [2023-04-02 08:34:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure acm_read_buffers_free [2023-04-02 08:34:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure acm_write_buffers_alloc [2023-04-02 08:34:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure acm_probe [2023-04-02 08:34:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure stop_data_traffic [2023-04-02 08:34:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure acm_disconnect [2023-04-02 08:34:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure acm_suspend [2023-04-02 08:34:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure acm_resume [2023-04-02 08:34:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure acm_reset_resume [2023-04-02 08:34:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure acm_init [2023-04-02 08:34:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure acm_exit [2023-04-02 08:34:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-02 08:34:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-02 08:34:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 08:34:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2023-04-02 08:34:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-04-02 08:34:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2023-04-02 08:34:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2023-04-02 08:34:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2023-04-02 08:34:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2023-04-02 08:34:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-04-02 08:34:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-02 08:34:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 08:34:30,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 08:34:30,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-02 08:34:30,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 08:34:30,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-02 08:34:30,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-02 08:34:30,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-02 08:34:30,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-02 08:34:31,020 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 08:34:31,024 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 08:34:31,188 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-02 08:34:32,846 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2023-04-02 08:34:37,353 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 08:34:37,364 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 08:34:37,364 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-04-02 08:34:37,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 08:34:37 BoogieIcfgContainer [2023-04-02 08:34:37,366 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 08:34:37,368 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 08:34:37,368 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 08:34:37,370 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 08:34:37,370 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 08:34:28" (1/3) ... [2023-04-02 08:34:37,370 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20e26918 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 08:34:37, skipping insertion in model container [2023-04-02 08:34:37,370 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:34:29" (2/3) ... [2023-04-02 08:34:37,370 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20e26918 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 08:34:37, skipping insertion in model container [2023-04-02 08:34:37,371 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 08:34:37" (3/3) ... [2023-04-02 08:34:37,371 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--usb--class--cdc-acm.ko-entry_point.cil.out.i [2023-04-02 08:34:37,381 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 08:34:37,382 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 08:34:37,428 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 08:34:37,431 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;@4ed1be76, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 08:34:37,432 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 08:34:37,439 INFO L276 IsEmpty]: Start isEmpty. Operand has 2141 states, 1411 states have (on average 1.3104181431608788) internal successors, (1849), 1454 states have internal predecessors, (1849), 519 states have call successors, (519), 207 states have call predecessors, (519), 205 states have return successors, (507), 497 states have call predecessors, (507), 507 states have call successors, (507) [2023-04-02 08:34:37,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-04-02 08:34:37,555 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:34:37,556 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:34:37,556 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:34:37,560 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:34:37,561 INFO L85 PathProgramCache]: Analyzing trace with hash 179981202, now seen corresponding path program 1 times [2023-04-02 08:34:37,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:34:37,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436786592] [2023-04-02 08:34:37,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:34:37,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:34:38,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:34:38,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:34:38,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:34:38,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:34:38,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:34:38,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 08:34:38,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:34:38,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 08:34:38,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:34:38,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-04-02 08:34:38,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:34:38,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-04-02 08:34:38,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:34:38,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-04-02 08:34:38,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:34:38,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-04-02 08:34:38,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:34:38,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-04-02 08:34:38,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:34:38,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 08:34:38,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:34:38,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-04-02 08:34:38,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:34:38,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-04-02 08:34:38,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:34:38,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-04-02 08:34:38,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:34:38,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-04-02 08:34:38,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:34:38,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-04-02 08:34:38,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:34:38,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-04-02 08:34:38,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:34:38,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-04-02 08:34:38,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:34:38,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2023-04-02 08:34:38,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:34:38,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:34:38,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:34:38,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:34:38,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:34:38,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-04-02 08:34:38,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:34:38,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-04-02 08:34:38,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:34:38,991 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-04-02 08:34:38,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:34:38,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436786592] [2023-04-02 08:34:38,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436786592] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 08:34:38,992 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 08:34:38,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-02 08:34:38,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022638758] [2023-04-02 08:34:38,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 08:34:38,996 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-02 08:34:38,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:34:39,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-02 08:34:39,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-04-02 08:34:39,018 INFO L87 Difference]: Start difference. First operand has 2141 states, 1411 states have (on average 1.3104181431608788) internal successors, (1849), 1454 states have internal predecessors, (1849), 519 states have call successors, (519), 207 states have call predecessors, (519), 205 states have return successors, (507), 497 states have call predecessors, (507), 507 states have call successors, (507) Second operand has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (25), 6 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 3 states have call successors, (22) [2023-04-02 08:34:47,885 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 08:34:49,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:34:51,898 WARN L539 Checker$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 08:34:53,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:35:03,938 WARN L539 Checker$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 08:35:05,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:35:07,970 WARN L539 Checker$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 08:35:09,978 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 08:35:23,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 08:35:23,963 INFO L93 Difference]: Finished difference Result 7262 states and 10334 transitions. [2023-04-02 08:35:23,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-04-02 08:35:23,965 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (25), 6 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 3 states have call successors, (22) Word has length 133 [2023-04-02 08:35:23,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 08:35:24,025 INFO L225 Difference]: With dead ends: 7262 [2023-04-02 08:35:24,026 INFO L226 Difference]: Without dead ends: 5091 [2023-04-02 08:35:24,040 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=116, Invalid=264, Unknown=0, NotChecked=0, Total=380 [2023-04-02 08:35:24,047 INFO L413 NwaCegarLoop]: 357 mSDtfsCounter, 11330 mSDsluCounter, 1103 mSDsCounter, 0 mSdLazyCounter, 9469 mSolverCounterSat, 7249 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11728 SdHoareTripleChecker+Valid, 1460 SdHoareTripleChecker+Invalid, 16726 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7249 IncrementalHoareTripleChecker+Valid, 9469 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.2s IncrementalHoareTripleChecker+Time [2023-04-02 08:35:24,047 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11728 Valid, 1460 Invalid, 16726 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7249 Valid, 9469 Invalid, 8 Unknown, 0 Unchecked, 42.2s Time] [2023-04-02 08:35:24,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5091 states. [2023-04-02 08:35:24,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5091 to 4058. [2023-04-02 08:35:24,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4058 states, 2705 states have (on average 1.300184842883549) internal successors, (3517), 2758 states have internal predecessors, (3517), 964 states have call successors, (964), 391 states have call predecessors, (964), 388 states have return successors, (956), 936 states have call predecessors, (956), 956 states have call successors, (956) [2023-04-02 08:35:24,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4058 states to 4058 states and 5437 transitions. [2023-04-02 08:35:24,872 INFO L78 Accepts]: Start accepts. Automaton has 4058 states and 5437 transitions. Word has length 133 [2023-04-02 08:35:24,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 08:35:24,873 INFO L495 AbstractCegarLoop]: Abstraction has 4058 states and 5437 transitions. [2023-04-02 08:35:24,873 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 3 states have internal predecessors, (47), 3 states have call successors, (25), 6 states have call predecessors, (25), 1 states have return successors, (22), 2 states have call predecessors, (22), 3 states have call successors, (22) [2023-04-02 08:35:24,873 INFO L276 IsEmpty]: Start isEmpty. Operand 4058 states and 5437 transitions. [2023-04-02 08:35:24,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-04-02 08:35:24,877 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:35:24,878 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:35:24,878 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 08:35:24,878 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:35:24,878 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:35:24,879 INFO L85 PathProgramCache]: Analyzing trace with hash -491362476, now seen corresponding path program 1 times [2023-04-02 08:35:24,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:35:24,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039715098] [2023-04-02 08:35:24,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:35:24,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:35:24,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:35:25,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:35:25,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:35:25,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:35:25,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:35:25,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 08:35:25,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:35:25,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 08:35:25,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:35:25,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-04-02 08:35:25,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:35:25,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-04-02 08:35:25,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:35:25,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-04-02 08:35:25,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:35:25,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-04-02 08:35:25,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:35:25,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-04-02 08:35:25,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:35:25,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 08:35:25,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:35:25,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-04-02 08:35:25,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:35:25,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-04-02 08:35:25,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:35:25,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-04-02 08:35:25,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:35:25,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-04-02 08:35:25,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:35:25,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-04-02 08:35:25,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:35:25,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-04-02 08:35:25,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:35:25,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-04-02 08:35:25,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:35:25,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-04-02 08:35:26,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:35:26,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:35:26,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:35:26,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:35:26,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:35:26,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:35:26,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:35:26,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 08:35:26,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:35:26,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:35:26,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:35:26,443 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-04-02 08:35:26,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:35:26,444 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039715098] [2023-04-02 08:35:26,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2039715098] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 08:35:26,444 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 08:35:26,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2023-04-02 08:35:26,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839133180] [2023-04-02 08:35:26,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 08:35:26,446 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-04-02 08:35:26,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:35:26,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-04-02 08:35:26,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=207, Unknown=0, NotChecked=0, Total=240 [2023-04-02 08:35:26,447 INFO L87 Difference]: Start difference. First operand 4058 states and 5437 transitions. Second operand has 16 states, 16 states have (on average 3.6875) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (26), 7 states have call predecessors, (26), 6 states have return successors, (23), 6 states have call predecessors, (23), 1 states have call successors, (23) [2023-04-02 08:35:42,655 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 08:35:44,659 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:35:46,664 WARN L539 Checker$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 08:35:48,670 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:35:50,679 WARN L539 Checker$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 08:35:52,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:35:54,693 WARN L539 Checker$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 08:35:56,700 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:35:58,708 WARN L539 Checker$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 08:36:00,717 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:36:02,723 WARN L539 Checker$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 08:36:04,728 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:36:06,737 WARN L539 Checker$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 08:36:08,742 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:36:24,028 WARN L539 Checker$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 08:36:26,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:36:28,037 WARN L539 Checker$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 08:36:30,043 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:36:32,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:36:34,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:36:36,104 WARN L539 Checker$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 08:36:38,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:36:40,123 WARN L539 Checker$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 08:36:42,127 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:36:44,132 WARN L539 Checker$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 08:36:46,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:36:48,143 WARN L539 Checker$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 08:36:50,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:36:52,156 WARN L539 Checker$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 08:37:00,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 08:37:00,328 INFO L93 Difference]: Finished difference Result 9290 states and 12785 transitions. [2023-04-02 08:37:00,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-04-02 08:37:00,329 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 3.6875) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (26), 7 states have call predecessors, (26), 6 states have return successors, (23), 6 states have call predecessors, (23), 1 states have call successors, (23) Word has length 147 [2023-04-02 08:37:00,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 08:37:00,365 INFO L225 Difference]: With dead ends: 9290 [2023-04-02 08:37:00,365 INFO L226 Difference]: Without dead ends: 5271 [2023-04-02 08:37:00,374 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=179, Invalid=751, Unknown=0, NotChecked=0, Total=930 [2023-04-02 08:37:00,375 INFO L413 NwaCegarLoop]: 1510 mSDtfsCounter, 3666 mSDsluCounter, 14292 mSDsCounter, 0 mSdLazyCounter, 20484 mSolverCounterSat, 3161 mSolverCounterUnsat, 29 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 86.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3739 SdHoareTripleChecker+Valid, 15802 SdHoareTripleChecker+Invalid, 23674 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3161 IncrementalHoareTripleChecker+Valid, 20484 IncrementalHoareTripleChecker+Invalid, 29 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 88.7s IncrementalHoareTripleChecker+Time [2023-04-02 08:37:00,375 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3739 Valid, 15802 Invalid, 23674 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3161 Valid, 20484 Invalid, 29 Unknown, 0 Unchecked, 88.7s Time] [2023-04-02 08:37:00,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5271 states. [2023-04-02 08:37:01,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5271 to 4058. [2023-04-02 08:37:01,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4058 states, 2705 states have (on average 1.2998151571164511) internal successors, (3516), 2758 states have internal predecessors, (3516), 964 states have call successors, (964), 391 states have call predecessors, (964), 388 states have return successors, (956), 936 states have call predecessors, (956), 956 states have call successors, (956) [2023-04-02 08:37:01,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4058 states to 4058 states and 5436 transitions. [2023-04-02 08:37:01,182 INFO L78 Accepts]: Start accepts. Automaton has 4058 states and 5436 transitions. Word has length 147 [2023-04-02 08:37:01,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 08:37:01,183 INFO L495 AbstractCegarLoop]: Abstraction has 4058 states and 5436 transitions. [2023-04-02 08:37:01,183 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.6875) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (26), 7 states have call predecessors, (26), 6 states have return successors, (23), 6 states have call predecessors, (23), 1 states have call successors, (23) [2023-04-02 08:37:01,183 INFO L276 IsEmpty]: Start isEmpty. Operand 4058 states and 5436 transitions. [2023-04-02 08:37:01,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-04-02 08:37:01,186 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:37:01,186 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:37:01,186 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-02 08:37:01,187 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:37:01,187 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:37:01,187 INFO L85 PathProgramCache]: Analyzing trace with hash -996921101, now seen corresponding path program 1 times [2023-04-02 08:37:01,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:37:01,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163495604] [2023-04-02 08:37:01,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:37:01,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:37:01,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:37:02,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:37:02,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:37:02,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:37:02,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:37:02,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 08:37:02,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:37:02,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 08:37:02,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:37:02,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-04-02 08:37:02,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:37:02,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-04-02 08:37:02,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:37:02,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-04-02 08:37:02,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:37:02,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-04-02 08:37:02,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:37:02,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-04-02 08:37:02,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:37:02,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 08:37:02,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:37:02,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-04-02 08:37:02,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:37:02,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-04-02 08:37:02,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:37:02,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-04-02 08:37:02,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:37:02,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-04-02 08:37:02,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:37:02,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-04-02 08:37:02,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:37:02,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-04-02 08:37:03,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:37:03,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-04-02 08:37:03,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:37:03,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-04-02 08:37:03,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:37:03,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:37:03,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:37:03,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:37:03,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:37:03,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:37:03,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:37:03,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 08:37:03,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:37:03,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:37:03,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:37:03,093 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-04-02 08:37:03,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:37:03,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163495604] [2023-04-02 08:37:03,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1163495604] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 08:37:03,093 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 08:37:03,093 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-04-02 08:37:03,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872453072] [2023-04-02 08:37:03,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 08:37:03,094 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-04-02 08:37:03,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:37:03,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-04-02 08:37:03,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-04-02 08:37:03,095 INFO L87 Difference]: Start difference. First operand 4058 states and 5436 transitions. Second operand has 8 states, 8 states have (on average 7.375) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (26), 8 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-04-02 08:37:13,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:37:15,132 WARN L539 Checker$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 08:37:17,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:37:19,151 WARN L539 Checker$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 08:37:21,160 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:37:30,836 WARN L539 Checker$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 08:37:32,845 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:37:34,851 WARN L539 Checker$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 08:37:36,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:37:38,866 WARN L539 Checker$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 08:37:40,876 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:37:53,934 WARN L539 Checker$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 08:37:55,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:37:57,951 WARN L539 Checker$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 08:37:59,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:38:01,962 WARN L539 Checker$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 08:38:03,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:38:08,013 WARN L539 Checker$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 08:38:10,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:38:12,030 WARN L539 Checker$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 08:38:14,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:38:16,044 WARN L539 Checker$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 08:38:18,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:38:20,058 WARN L539 Checker$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 08:38:22,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 08:38:22,664 INFO L93 Difference]: Finished difference Result 14092 states and 19663 transitions. [2023-04-02 08:38:22,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-04-02 08:38:22,665 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (26), 8 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 147 [2023-04-02 08:38:22,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 08:38:22,702 INFO L225 Difference]: With dead ends: 14092 [2023-04-02 08:38:22,702 INFO L226 Difference]: Without dead ends: 10073 [2023-04-02 08:38:22,712 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=117, Invalid=303, Unknown=0, NotChecked=0, Total=420 [2023-04-02 08:38:22,713 INFO L413 NwaCegarLoop]: 1471 mSDtfsCounter, 8158 mSDsluCounter, 3281 mSDsCounter, 0 mSdLazyCounter, 6906 mSolverCounterSat, 5116 mSolverCounterUnsat, 24 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 73.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8460 SdHoareTripleChecker+Valid, 4752 SdHoareTripleChecker+Invalid, 12046 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5116 IncrementalHoareTripleChecker+Valid, 6906 IncrementalHoareTripleChecker+Invalid, 24 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 75.4s IncrementalHoareTripleChecker+Time [2023-04-02 08:38:22,713 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8460 Valid, 4752 Invalid, 12046 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5116 Valid, 6906 Invalid, 24 Unknown, 0 Unchecked, 75.4s Time] [2023-04-02 08:38:22,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10073 states. [2023-04-02 08:38:24,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10073 to 8535. [2023-04-02 08:38:24,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8535 states, 5730 states have (on average 1.307504363001745) internal successors, (7492), 5845 states have internal predecessors, (7492), 1976 states have call successors, (1976), 778 states have call predecessors, (1976), 828 states have return successors, (2147), 1971 states have call predecessors, (2147), 1967 states have call successors, (2147) [2023-04-02 08:38:24,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8535 states to 8535 states and 11615 transitions. [2023-04-02 08:38:24,326 INFO L78 Accepts]: Start accepts. Automaton has 8535 states and 11615 transitions. Word has length 147 [2023-04-02 08:38:24,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 08:38:24,328 INFO L495 AbstractCegarLoop]: Abstraction has 8535 states and 11615 transitions. [2023-04-02 08:38:24,335 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 3 states have internal predecessors, (59), 3 states have call successors, (26), 8 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-04-02 08:38:24,336 INFO L276 IsEmpty]: Start isEmpty. Operand 8535 states and 11615 transitions. [2023-04-02 08:38:24,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-04-02 08:38:24,340 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:38:24,340 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:38:24,340 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-02 08:38:24,340 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:38:24,341 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:38:24,341 INFO L85 PathProgramCache]: Analyzing trace with hash -840851068, now seen corresponding path program 1 times [2023-04-02 08:38:24,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:38:24,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1016856489] [2023-04-02 08:38:24,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:38:24,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:38:24,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:25,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:38:25,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:25,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:38:25,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:25,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 08:38:25,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:25,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-04-02 08:38:25,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:25,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-04-02 08:38:25,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:25,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-04-02 08:38:25,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:25,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-04-02 08:38:25,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:25,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-04-02 08:38:25,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:25,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-04-02 08:38:25,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:25,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 08:38:25,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:25,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-04-02 08:38:25,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:25,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-04-02 08:38:25,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:25,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-04-02 08:38:25,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:25,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2023-04-02 08:38:25,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:25,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-04-02 08:38:25,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:25,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2023-04-02 08:38:25,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:25,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-04-02 08:38:25,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:25,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2023-04-02 08:38:25,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:25,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:38:25,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:25,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:38:25,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:25,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:38:25,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:25,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 08:38:25,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:25,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:38:25,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:38:25,648 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-04-02 08:38:25,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:38:25,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1016856489] [2023-04-02 08:38:25,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1016856489] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 08:38:25,648 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 08:38:25,648 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-04-02 08:38:25,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602950326] [2023-04-02 08:38:25,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 08:38:25,649 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-04-02 08:38:25,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:38:25,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-04-02 08:38:25,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-04-02 08:38:25,650 INFO L87 Difference]: Start difference. First operand 8535 states and 11615 transitions. Second operand has 8 states, 8 states have (on average 7.5) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (26), 8 states have call predecessors, (26), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-04-02 08:38:36,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:38:38,506 WARN L539 Checker$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 08:38:40,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 08:38:42,521 WARN L539 Checker$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 08:38:44,527 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 []