/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/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml --sifa.abstract.domain OctagonDomain -i ../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-tty-synclink_gt.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-03 03:39:07,907 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-03 03:39:07,908 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-03 03:39:07,948 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-03 03:39:07,949 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-03 03:39:07,951 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-03 03:39:07,955 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-03 03:39:07,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-03 03:39:07,959 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-03 03:39:07,964 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-03 03:39:07,965 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-03 03:39:07,967 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-03 03:39:07,967 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-03 03:39:07,969 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-03 03:39:07,970 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-03 03:39:07,971 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-03 03:39:07,972 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-03 03:39:07,972 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-03 03:39:07,974 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-03 03:39:07,979 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-03 03:39:07,980 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-03 03:39:07,981 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-03 03:39:07,982 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-03 03:39:07,983 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-03 03:39:07,991 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-03 03:39:07,991 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-03 03:39:07,991 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-03 03:39:07,993 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-03 03:39:07,993 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-03 03:39:07,994 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-03 03:39:07,994 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-03 03:39:07,995 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-03 03:39:07,996 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-03 03:39:07,997 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-03 03:39:07,997 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-03 03:39:07,997 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-03 03:39:07,998 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-03 03:39:07,998 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-03 03:39:07,998 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-03 03:39:07,999 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-03 03:39:08,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-03 03:39:08,001 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-04-03 03:39:08,023 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-03 03:39:08,023 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-03 03:39:08,024 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-03 03:39:08,024 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-03 03:39:08,025 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-03 03:39:08,025 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-03 03:39:08,025 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-03 03:39:08,025 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-03 03:39:08,025 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-03 03:39:08,025 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-03 03:39:08,025 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-03 03:39:08,026 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-03 03:39:08,026 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-03 03:39:08,026 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-03 03:39:08,026 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-03 03:39:08,026 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-03 03:39:08,026 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-03 03:39:08,026 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-03 03:39:08,027 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-03 03:39:08,027 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-03 03:39:08,027 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-03 03:39:08,027 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-03 03:39:08,027 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-03 03:39:08,027 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-03 03:39:08,028 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-03 03:39:08,028 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-03 03:39:08,028 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-03 03:39:08,028 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-03 03:39:08,028 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-03 03:39:08,028 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-03 03:39:08,028 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-03 03:39:08,028 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-03 03:39:08,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 03:39:08,029 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-03 03:39:08,029 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-03 03:39:08,029 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-03 03:39:08,029 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-03 03:39:08,029 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-03 03:39:08,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-03 03:39:08,029 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-03 03:39:08,029 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-03 03:39:08,030 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-04-03 03:39:08,211 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-03 03:39:08,228 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-03 03:39:08,230 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-03 03:39:08,231 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-03 03:39:08,231 INFO L275 PluginConnector]: CDTParser initialized [2023-04-03 03:39:08,233 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-tty-synclink_gt.ko.cil.out.i [2023-04-03 03:39:09,359 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-03 03:39:09,983 INFO L351 CDTParser]: Found 1 translation units. [2023-04-03 03:39:09,983 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-tty-synclink_gt.ko.cil.out.i [2023-04-03 03:39:10,036 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab557e0cd/070bf46de7684445a3e7db379d86c201/FLAGa98f29b2b [2023-04-03 03:39:10,050 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ab557e0cd/070bf46de7684445a3e7db379d86c201 [2023-04-03 03:39:10,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-03 03:39:10,053 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-03 03:39:10,056 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-03 03:39:10,056 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-03 03:39:10,064 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-03 03:39:10,065 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 03:39:10" (1/1) ... [2023-04-03 03:39:10,067 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20615693 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 03:39:10, skipping insertion in model container [2023-04-03 03:39:10,067 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 03:39:10" (1/1) ... [2023-04-03 03:39:10,073 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-03 03:39:10,215 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-03 03:39:12,904 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-3.0/module_get_put-drivers-tty-synclink_gt.ko.cil.out.i[379011,379024] [2023-04-03 03:39:12,952 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 03:39:12,988 INFO L203 MainTranslator]: Completed pre-run [2023-04-03 03:39:13,492 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-3.0/module_get_put-drivers-tty-synclink_gt.ko.cil.out.i[379011,379024] [2023-04-03 03:39:13,501 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-03 03:39:13,757 WARN L667 CHandler]: The function strcat is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 03:39:13,757 WARN L667 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 03:39:13,757 WARN L667 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 03:39:13,757 WARN L667 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 03:39:13,757 WARN L667 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-04-03 03:39:13,763 INFO L208 MainTranslator]: Completed translation [2023-04-03 03:39:13,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 03:39:13 WrapperNode [2023-04-03 03:39:13,764 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-03 03:39:13,765 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-03 03:39:13,765 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-03 03:39:13,765 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-03 03:39:13,776 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 03:39:13" (1/1) ... [2023-04-03 03:39:13,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 03:39:13" (1/1) ... [2023-04-03 03:39:13,937 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 03:39:13" (1/1) ... [2023-04-03 03:39:13,938 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 03:39:13" (1/1) ... [2023-04-03 03:39:14,137 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 03:39:13" (1/1) ... [2023-04-03 03:39:14,170 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 03:39:13" (1/1) ... [2023-04-03 03:39:14,203 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 03:39:13" (1/1) ... [2023-04-03 03:39:14,238 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 03:39:13" (1/1) ... [2023-04-03 03:39:14,292 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-03 03:39:14,293 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-03 03:39:14,293 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-03 03:39:14,293 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-03 03:39:14,294 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 03:39:13" (1/1) ... [2023-04-03 03:39:14,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-03 03:39:14,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-03 03:39:14,323 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) [2023-04-03 03:39:14,330 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 [2023-04-03 03:39:14,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-03 03:39:14,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-03 03:39:14,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~TO~$Pointer$ [2023-04-03 03:39:14,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~TO~VOID [2023-04-03 03:39:14,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~~__be16~0 [2023-04-03 03:39:14,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~VOID [2023-04-03 03:39:14,360 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-03 03:39:14,360 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-04-03 03:39:14,360 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-04-03 03:39:14,360 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-04-03 03:39:14,360 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-04-03 03:39:14,360 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2023-04-03 03:39:14,360 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-04-03 03:39:14,360 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2023-04-03 03:39:14,361 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-04-03 03:39:14,361 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2023-04-03 03:39:14,361 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2023-04-03 03:39:14,361 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2023-04-03 03:39:14,361 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-04-03 03:39:14,361 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-04-03 03:39:14,361 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-04-03 03:39:14,361 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-04-03 03:39:14,361 INFO L138 BoogieDeclarations]: Found implementation of procedure init_waitqueue_entry [2023-04-03 03:39:14,361 INFO L138 BoogieDeclarations]: Found implementation of procedure waitqueue_active [2023-04-03 03:39:14,361 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_timer_key [2023-04-03 03:39:14,361 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2023-04-03 03:39:14,361 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2023-04-03 03:39:14,362 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-04-03 03:39:14,362 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2023-04-03 03:39:14,362 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2023-04-03 03:39:14,362 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-04-03 03:39:14,362 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2023-04-03 03:39:14,362 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2023-04-03 03:39:14,362 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-04-03 03:39:14,363 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-04-03 03:39:14,363 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-04-03 03:39:14,363 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-04-03 03:39:14,363 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-04-03 03:39:14,363 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2023-04-03 03:39:14,363 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-04-03 03:39:14,364 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2023-04-03 03:39:14,364 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2023-04-03 03:39:14,364 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent [2023-04-03 03:39:14,364 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_coherent [2023-04-03 03:39:14,364 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-04-03 03:39:14,364 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-04-03 03:39:14,364 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_char [2023-04-03 03:39:14,364 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2023-04-03 03:39:14,365 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2023-04-03 03:39:14,365 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-04-03 03:39:14,365 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-04-03 03:39:14,365 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-04-03 03:39:14,366 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2023-04-03 03:39:14,366 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2023-04-03 03:39:14,366 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-04-03 03:39:14,366 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2023-04-03 03:39:14,366 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-04-03 03:39:14,366 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2023-04-03 03:39:14,366 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2023-04-03 03:39:14,366 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2023-04-03 03:39:14,366 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_type_trans [2023-04-03 03:39:14,366 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_block [2023-04-03 03:39:14,366 INFO L138 BoogieDeclarations]: Found implementation of procedure sanity_check [2023-04-03 03:39:14,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldisc_receive_buf [2023-04-03 03:39:14,367 INFO L138 BoogieDeclarations]: Found implementation of procedure open [2023-04-03 03:39:14,367 INFO L138 BoogieDeclarations]: Found implementation of procedure close [2023-04-03 03:39:14,367 INFO L138 BoogieDeclarations]: Found implementation of procedure hangup [2023-04-03 03:39:14,367 INFO L138 BoogieDeclarations]: Found implementation of procedure set_termios [2023-04-03 03:39:14,367 INFO L138 BoogieDeclarations]: Found implementation of procedure update_tx_timer [2023-04-03 03:39:14,367 INFO L138 BoogieDeclarations]: Found implementation of procedure write [2023-04-03 03:39:14,367 INFO L138 BoogieDeclarations]: Found implementation of procedure put_char [2023-04-03 03:39:14,367 INFO L138 BoogieDeclarations]: Found implementation of procedure send_xchar [2023-04-03 03:39:14,367 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_until_sent [2023-04-03 03:39:14,368 INFO L138 BoogieDeclarations]: Found implementation of procedure write_room [2023-04-03 03:39:14,368 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_chars [2023-04-03 03:39:14,368 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_buffer [2023-04-03 03:39:14,368 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_hold [2023-04-03 03:39:14,369 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_release [2023-04-03 03:39:14,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ioctl [2023-04-03 03:39:14,369 INFO L138 BoogieDeclarations]: Found implementation of procedure get_icount [2023-04-03 03:39:14,369 INFO L138 BoogieDeclarations]: Found implementation of procedure get_params32 [2023-04-03 03:39:14,369 INFO L138 BoogieDeclarations]: Found implementation of procedure set_params32 [2023-04-03 03:39:14,369 INFO L138 BoogieDeclarations]: Found implementation of procedure slgt_compat_ioctl [2023-04-03 03:39:14,369 INFO L138 BoogieDeclarations]: Found implementation of procedure line_info [2023-04-03 03:39:14,370 INFO L138 BoogieDeclarations]: Found implementation of procedure synclink_gt_proc_show [2023-04-03 03:39:14,370 INFO L138 BoogieDeclarations]: Found implementation of procedure synclink_gt_proc_open [2023-04-03 03:39:14,370 INFO L138 BoogieDeclarations]: Found implementation of procedure chars_in_buffer [2023-04-03 03:39:14,370 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle [2023-04-03 03:39:14,370 INFO L138 BoogieDeclarations]: Found implementation of procedure unthrottle [2023-04-03 03:39:14,370 INFO L138 BoogieDeclarations]: Found implementation of procedure set_break [2023-04-03 03:39:14,370 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlcdev_attach [2023-04-03 03:39:14,370 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlcdev_xmit [2023-04-03 03:39:14,370 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlcdev_open [2023-04-03 03:39:14,370 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlcdev_close [2023-04-03 03:39:14,370 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlcdev_ioctl [2023-04-03 03:39:14,371 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlcdev_tx_timeout [2023-04-03 03:39:14,371 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlcdev_tx_done [2023-04-03 03:39:14,371 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlcdev_rx [2023-04-03 03:39:14,371 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlcdev_init [2023-04-03 03:39:14,371 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlcdev_exit [2023-04-03 03:39:14,371 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_async [2023-04-03 03:39:14,371 INFO L138 BoogieDeclarations]: Found implementation of procedure bh_action [2023-04-03 03:39:14,371 INFO L138 BoogieDeclarations]: Found implementation of procedure bh_handler [2023-04-03 03:39:14,371 INFO L138 BoogieDeclarations]: Found implementation of procedure bh_transmit [2023-04-03 03:39:14,371 INFO L138 BoogieDeclarations]: Found implementation of procedure dsr_change [2023-04-03 03:39:14,372 INFO L138 BoogieDeclarations]: Found implementation of procedure cts_change [2023-04-03 03:39:14,372 INFO L138 BoogieDeclarations]: Found implementation of procedure dcd_change [2023-04-03 03:39:14,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ri_change [2023-04-03 03:39:14,372 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_rxdata [2023-04-03 03:39:14,372 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_serial [2023-04-03 03:39:14,372 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_rdma [2023-04-03 03:39:14,372 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_tdma [2023-04-03 03:39:14,372 INFO L138 BoogieDeclarations]: Found implementation of procedure unsent_tbufs [2023-04-03 03:39:14,372 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_txeom [2023-04-03 03:39:14,373 INFO L138 BoogieDeclarations]: Found implementation of procedure isr_gpio [2023-04-03 03:39:14,373 INFO L138 BoogieDeclarations]: Found implementation of procedure slgt_interrupt [2023-04-03 03:39:14,374 INFO L138 BoogieDeclarations]: Found implementation of procedure startup [2023-04-03 03:39:14,376 INFO L138 BoogieDeclarations]: Found implementation of procedure shutdown [2023-04-03 03:39:14,376 INFO L138 BoogieDeclarations]: Found implementation of procedure program_hw [2023-04-03 03:39:14,382 INFO L138 BoogieDeclarations]: Found implementation of procedure change_params [2023-04-03 03:39:14,382 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats [2023-04-03 03:39:14,382 INFO L138 BoogieDeclarations]: Found implementation of procedure get_params [2023-04-03 03:39:14,382 INFO L138 BoogieDeclarations]: Found implementation of procedure set_params [2023-04-03 03:39:14,382 INFO L138 BoogieDeclarations]: Found implementation of procedure get_txidle [2023-04-03 03:39:14,382 INFO L138 BoogieDeclarations]: Found implementation of procedure set_txidle [2023-04-03 03:39:14,382 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_enable [2023-04-03 03:39:14,382 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_abort [2023-04-03 03:39:14,383 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_enable [2023-04-03 03:39:14,383 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_mgsl_event [2023-04-03 03:39:14,383 INFO L138 BoogieDeclarations]: Found implementation of procedure get_interface [2023-04-03 03:39:14,383 INFO L138 BoogieDeclarations]: Found implementation of procedure set_interface [2023-04-03 03:39:14,383 INFO L138 BoogieDeclarations]: Found implementation of procedure get_xsync [2023-04-03 03:39:14,383 INFO L138 BoogieDeclarations]: Found implementation of procedure set_xsync [2023-04-03 03:39:14,383 INFO L138 BoogieDeclarations]: Found implementation of procedure get_xctrl [2023-04-03 03:39:14,383 INFO L138 BoogieDeclarations]: Found implementation of procedure set_xctrl [2023-04-03 03:39:14,383 INFO L138 BoogieDeclarations]: Found implementation of procedure set_gpio [2023-04-03 03:39:14,383 INFO L138 BoogieDeclarations]: Found implementation of procedure get_gpio [2023-04-03 03:39:14,383 INFO L138 BoogieDeclarations]: Found implementation of procedure init_cond_wait [2023-04-03 03:39:14,383 INFO L138 BoogieDeclarations]: Found implementation of procedure add_cond_wait [2023-04-03 03:39:14,383 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_cond_wait [2023-04-03 03:39:14,383 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_cond_wait [2023-04-03 03:39:14,383 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_gpio [2023-04-03 03:39:14,384 INFO L138 BoogieDeclarations]: Found implementation of procedure modem_input_wait [2023-04-03 03:39:14,384 INFO L138 BoogieDeclarations]: Found implementation of procedure tiocmget [2023-04-03 03:39:14,384 INFO L138 BoogieDeclarations]: Found implementation of procedure tiocmset [2023-04-03 03:39:14,384 INFO L138 BoogieDeclarations]: Found implementation of procedure carrier_raised [2023-04-03 03:39:14,384 INFO L138 BoogieDeclarations]: Found implementation of procedure dtr_rts [2023-04-03 03:39:14,384 INFO L138 BoogieDeclarations]: Found implementation of procedure block_til_ready [2023-04-03 03:39:14,384 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_tmp_rbuf [2023-04-03 03:39:14,384 INFO L138 BoogieDeclarations]: Found implementation of procedure free_tmp_rbuf [2023-04-03 03:39:14,384 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_desc [2023-04-03 03:39:14,384 INFO L138 BoogieDeclarations]: Found implementation of procedure free_desc [2023-04-03 03:39:14,384 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_bufs [2023-04-03 03:39:14,384 INFO L138 BoogieDeclarations]: Found implementation of procedure free_bufs [2023-04-03 03:39:14,384 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_dma_bufs [2023-04-03 03:39:14,384 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dma_bufs [2023-04-03 03:39:14,384 INFO L138 BoogieDeclarations]: Found implementation of procedure claim_resources [2023-04-03 03:39:14,384 INFO L138 BoogieDeclarations]: Found implementation of procedure release_resources [2023-04-03 03:39:14,385 INFO L138 BoogieDeclarations]: Found implementation of procedure add_device [2023-04-03 03:39:14,385 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_dev [2023-04-03 03:39:14,385 INFO L138 BoogieDeclarations]: Found implementation of procedure device_init [2023-04-03 03:39:14,385 INFO L138 BoogieDeclarations]: Found implementation of procedure init_one [2023-04-03 03:39:14,385 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_one [2023-04-03 03:39:14,385 INFO L138 BoogieDeclarations]: Found implementation of procedure slgt_cleanup [2023-04-03 03:39:14,385 INFO L138 BoogieDeclarations]: Found implementation of procedure slgt_init [2023-04-03 03:39:14,385 INFO L138 BoogieDeclarations]: Found implementation of procedure slgt_exit [2023-04-03 03:39:14,385 INFO L138 BoogieDeclarations]: Found implementation of procedure rd_reg8 [2023-04-03 03:39:14,385 INFO L138 BoogieDeclarations]: Found implementation of procedure wr_reg8 [2023-04-03 03:39:14,385 INFO L138 BoogieDeclarations]: Found implementation of procedure rd_reg16 [2023-04-03 03:39:14,385 INFO L138 BoogieDeclarations]: Found implementation of procedure wr_reg16 [2023-04-03 03:39:14,386 INFO L138 BoogieDeclarations]: Found implementation of procedure rd_reg32 [2023-04-03 03:39:14,386 INFO L138 BoogieDeclarations]: Found implementation of procedure wr_reg32 [2023-04-03 03:39:14,386 INFO L138 BoogieDeclarations]: Found implementation of procedure rdma_reset [2023-04-03 03:39:14,386 INFO L138 BoogieDeclarations]: Found implementation of procedure tdma_reset [2023-04-03 03:39:14,386 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_loopback [2023-04-03 03:39:14,386 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rate [2023-04-03 03:39:14,386 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_stop [2023-04-03 03:39:14,386 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_start [2023-04-03 03:39:14,386 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_start [2023-04-03 03:39:14,386 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_stop [2023-04-03 03:39:14,386 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_port [2023-04-03 03:39:14,386 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_adapter [2023-04-03 03:39:14,386 INFO L138 BoogieDeclarations]: Found implementation of procedure async_mode [2023-04-03 03:39:14,386 INFO L138 BoogieDeclarations]: Found implementation of procedure sync_mode [2023-04-03 03:39:14,386 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_set_idle [2023-04-03 03:39:14,386 INFO L138 BoogieDeclarations]: Found implementation of procedure get_signals [2023-04-03 03:39:14,387 INFO L138 BoogieDeclarations]: Found implementation of procedure msc_set_vcr [2023-04-03 03:39:14,387 INFO L138 BoogieDeclarations]: Found implementation of procedure set_signals [2023-04-03 03:39:14,387 INFO L138 BoogieDeclarations]: Found implementation of procedure free_rbufs [2023-04-03 03:39:14,387 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_rbufs [2023-04-03 03:39:14,387 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_get_frame [2023-04-03 03:39:14,387 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_get_buf [2023-04-03 03:39:14,387 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_tbufs [2023-04-03 03:39:14,387 INFO L138 BoogieDeclarations]: Found implementation of procedure free_tbuf_count [2023-04-03 03:39:14,387 INFO L138 BoogieDeclarations]: Found implementation of procedure tbuf_bytes [2023-04-03 03:39:14,387 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_load [2023-04-03 03:39:14,387 INFO L138 BoogieDeclarations]: Found implementation of procedure register_test [2023-04-03 03:39:14,387 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_test [2023-04-03 03:39:14,387 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_test_rx [2023-04-03 03:39:14,387 INFO L138 BoogieDeclarations]: Found implementation of procedure loopback_test [2023-04-03 03:39:14,387 INFO L138 BoogieDeclarations]: Found implementation of procedure adapter_test [2023-04-03 03:39:14,387 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_timeout [2023-04-03 03:39:14,387 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_timeout [2023-04-03 03:39:14,388 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-03 03:39:14,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2023-04-03 03:39:14,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2023-04-03 03:39:14,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2023-04-03 03:39:14,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2023-04-03 03:39:14,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2023-04-03 03:39:14,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2023-04-03 03:39:14,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-03 03:39:14,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_1 [2023-04-03 03:39:14,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_2 [2023-04-03 03:39:14,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-04-03 03:39:14,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-04-03 03:39:14,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-03 03:39:14,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-04-03 03:39:14,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2023-04-03 03:39:14,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2023-04-03 03:39:14,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-04-03 03:39:14,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-04-03 03:39:14,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2023-04-03 03:39:14,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-04-03 03:39:14,389 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-04-03 03:39:14,389 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-04-03 03:39:14,389 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2023-04-03 03:39:14,389 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-04-03 03:39:14,389 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2023-04-03 03:39:14,389 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2023-04-03 03:39:14,389 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2023-04-03 03:39:14,389 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_hdlcdev [2023-04-03 03:39:14,389 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_tty_driver [2023-04-03 03:39:14,389 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2023-04-03 03:39:14,389 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2023-04-03 03:39:14,389 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2023-04-03 03:39:14,389 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2023-04-03 03:39:14,389 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2023-04-03 03:39:14,390 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-04-03 03:39:14,390 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2023-04-03 03:39:14,390 INFO L138 BoogieDeclarations]: Found implementation of procedure do_SAK [2023-04-03 03:39:14,390 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-04-03 03:39:14,390 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-04-03 03:39:14,390 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_close [2023-04-03 03:39:14,391 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_ioctl [2023-04-03 03:39:14,393 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_open [2023-04-03 03:39:14,393 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-04-03 03:39:14,394 INFO L138 BoogieDeclarations]: Found implementation of procedure interruptible_sleep_on [2023-04-03 03:39:14,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2023-04-03 03:39:14,394 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-04-03 03:39:14,395 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2023-04-03 03:39:14,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2023-04-03 03:39:14,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-03 03:39:14,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_int [2023-04-03 03:39:14,395 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-04-03 03:39:14,395 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-04-03 03:39:14,395 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-04-03 03:39:14,395 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-04-03 03:39:14,395 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2023-04-03 03:39:14,395 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-04-03 03:39:14,395 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-04-03 03:39:14,395 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-04-03 03:39:14,395 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2023-04-03 03:39:14,395 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2023-04-03 03:39:14,395 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2023-04-03 03:39:14,395 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-04-03 03:39:14,395 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-04-03 03:39:14,396 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-04-03 03:39:14,396 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-04-03 03:39:14,396 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2023-04-03 03:39:14,396 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2023-04-03 03:39:14,396 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2023-04-03 03:39:14,396 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2023-04-03 03:39:14,396 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2023-04-03 03:39:14,396 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-04-03 03:39:14,396 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2023-04-03 03:39:14,396 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2023-04-03 03:39:14,396 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2023-04-03 03:39:14,396 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-04-03 03:39:14,396 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2023-04-03 03:39:14,396 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_get_baud_rate [2023-04-03 03:39:14,396 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2023-04-03 03:39:14,396 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hung_up_p [2023-04-03 03:39:14,396 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_flags [2023-04-03 03:39:14,397 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_ldisc_deref [2023-04-03 03:39:14,397 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_ldisc_flush [2023-04-03 03:39:14,397 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_ldisc_ref [2023-04-03 03:39:14,397 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_lock [2023-04-03 03:39:14,397 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_carrier_raised [2023-04-03 03:39:14,397 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_close_end [2023-04-03 03:39:14,397 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_close_start [2023-04-03 03:39:14,397 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_init [2023-04-03 03:39:14,397 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_raise_dtr_rts [2023-04-03 03:39:14,397 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_device [2023-04-03 03:39:14,397 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_driver [2023-04-03 03:39:14,397 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_set_operations [2023-04-03 03:39:14,397 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unlock [2023-04-03 03:39:14,397 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_device [2023-04-03 03:39:14,397 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2023-04-03 03:39:14,397 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_wakeup [2023-04-03 03:39:14,397 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_hdlc_device [2023-04-03 03:39:14,397 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2023-04-03 03:39:14,398 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-04-03 03:39:14,398 INFO L138 BoogieDeclarations]: Found implementation of procedure default_wake_function [2023-04-03 03:39:14,398 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-03 03:39:14,398 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-03 03:39:14,398 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-03 03:39:14,398 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-03 03:39:14,398 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-03 03:39:14,398 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-03 03:39:14,398 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-03 03:39:14,398 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-03 03:39:14,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-03 03:39:14,398 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-04-03 03:39:14,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-03 03:39:14,398 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-04-03 03:39:14,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-03 03:39:14,398 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-04-03 03:39:14,399 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-04-03 03:39:14,399 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2023-04-03 03:39:14,399 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-04-03 03:39:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-03 03:39:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2023-04-03 03:39:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-04-03 03:39:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2023-04-03 03:39:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-04-03 03:39:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-04-03 03:39:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-04-03 03:39:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-04-03 03:39:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-04-03 03:39:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2023-04-03 03:39:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-03 03:39:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-03 03:39:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-04-03 03:39:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2023-04-03 03:39:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2023-04-03 03:39:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2023-04-03 03:39:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2023-04-03 03:39:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-04-03 03:39:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-04-03 03:39:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2023-04-03 03:39:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-04-03 03:39:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2023-04-03 03:39:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2023-04-03 03:39:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-04-03 03:39:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-04-03 03:39:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-04-03 03:39:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-04-03 03:39:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure default_wake_function [2023-04-03 03:39:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-04-03 03:39:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure init_waitqueue_entry [2023-04-03 03:39:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-03 03:39:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure waitqueue_active [2023-04-03 03:39:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2023-04-03 03:39:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2023-04-03 03:39:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-04-03 03:39:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure interruptible_sleep_on [2023-04-03 03:39:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-04-03 03:39:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-04-03 03:39:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-04-03 03:39:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-04-03 03:39:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2023-04-03 03:39:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-04-03 03:39:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-04-03 03:39:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure setup_timer_key [2023-04-03 03:39:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2023-04-03 03:39:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-04-03 03:39:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-04-03 03:39:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-04-03 03:39:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-04-03 03:39:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2023-04-03 03:39:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2023-04-03 03:39:14,461 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-04-03 03:39:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2023-04-03 03:39:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2023-04-03 03:39:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-04-03 03:39:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2023-04-03 03:39:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-04-03 03:39:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-03 03:39:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_1 [2023-04-03 03:39:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_2 [2023-04-03 03:39:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2023-04-03 03:39:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2023-04-03 03:39:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2023-04-03 03:39:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2023-04-03 03:39:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2023-04-03 03:39:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2023-04-03 03:39:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2023-04-03 03:39:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2023-04-03 03:39:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2023-04-03 03:39:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-04-03 03:39:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-04-03 03:39:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-04-03 03:39:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-04-03 03:39:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2023-04-03 03:39:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-04-03 03:39:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-04-03 03:39:14,462 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-04-03 03:39:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-04-03 03:39:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2023-04-03 03:39:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-04-03 03:39:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-04-03 03:39:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-03 03:39:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-04-03 03:39:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-03 03:39:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-04-03 03:39:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2023-04-03 03:39:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2023-04-03 03:39:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2023-04-03 03:39:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-04-03 03:39:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2023-04-03 03:39:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2023-04-03 03:39:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent [2023-04-03 03:39:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~TO~$Pointer$ [2023-04-03 03:39:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_coherent [2023-04-03 03:39:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~TO~VOID [2023-04-03 03:39:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-04-03 03:39:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-04-03 03:39:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_tty_driver [2023-04-03 03:39:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2023-04-03 03:39:14,463 INFO L130 BoogieDeclarations]: Found specification of procedure tty_set_operations [2023-04-03 03:39:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_driver [2023-04-03 03:39:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2023-04-03 03:39:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_device [2023-04-03 03:39:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_device [2023-04-03 03:39:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2023-04-03 03:39:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hung_up_p [2023-04-03 03:39:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure do_SAK [2023-04-03 03:39:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2023-04-03 03:39:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure tty_get_baud_rate [2023-04-03 03:39:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure tty_ldisc_ref [2023-04-03 03:39:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure tty_ldisc_deref [2023-04-03 03:39:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure tty_wakeup [2023-04-03 03:39:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure tty_ldisc_flush [2023-04-03 03:39:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_init [2023-04-03 03:39:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_carrier_raised [2023-04-03 03:39:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_raise_dtr_rts [2023-04-03 03:39:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_close_start [2023-04-03 03:39:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_close_end [2023-04-03 03:39:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure tty_lock [2023-04-03 03:39:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unlock [2023-04-03 03:39:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_flags [2023-04-03 03:39:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_char [2023-04-03 03:39:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-03 03:39:14,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-03 03:39:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2023-04-03 03:39:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2023-04-03 03:39:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2023-04-03 03:39:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2023-04-03 03:39:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2023-04-03 03:39:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2023-04-03 03:39:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2023-04-03 03:39:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-04-03 03:39:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2023-04-03 03:39:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2023-04-03 03:39:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2023-04-03 03:39:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2023-04-03 03:39:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-04-03 03:39:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-04-03 03:39:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-04-03 03:39:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2023-04-03 03:39:14,465 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2023-04-03 03:39:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-04-03 03:39:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2023-04-03 03:39:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2023-04-03 03:39:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-04-03 03:39:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2023-04-03 03:39:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-04-03 03:39:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2023-04-03 03:39:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2023-04-03 03:39:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2023-04-03 03:39:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2023-04-03 03:39:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-04-03 03:39:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2023-04-03 03:39:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_ioctl [2023-04-03 03:39:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_hdlc_device [2023-04-03 03:39:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_hdlcdev [2023-04-03 03:39:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2023-04-03 03:39:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_open [2023-04-03 03:39:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_close [2023-04-03 03:39:14,466 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_change_mtu [2023-04-03 03:39:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_start_xmit [2023-04-03 03:39:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_type_trans [2023-04-03 03:39:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~~__be16~0 [2023-04-03 03:39:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure init_one [2023-04-03 03:39:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure remove_one [2023-04-03 03:39:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure open [2023-04-03 03:39:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure close [2023-04-03 03:39:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure hangup [2023-04-03 03:39:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure set_termios [2023-04-03 03:39:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure write [2023-04-03 03:39:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure put_char [2023-04-03 03:39:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure send_xchar [2023-04-03 03:39:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure wait_until_sent [2023-04-03 03:39:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure write_room [2023-04-03 03:39:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure flush_chars [2023-04-03 03:39:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure flush_buffer [2023-04-03 03:39:14,467 INFO L130 BoogieDeclarations]: Found specification of procedure tx_hold [2023-04-03 03:39:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure tx_release [2023-04-03 03:39:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure ioctl [2023-04-03 03:39:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure chars_in_buffer [2023-04-03 03:39:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure throttle [2023-04-03 03:39:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure unthrottle [2023-04-03 03:39:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure set_break [2023-04-03 03:39:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure hdlcdev_tx_done [2023-04-03 03:39:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure hdlcdev_rx [2023-04-03 03:39:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure hdlcdev_init [2023-04-03 03:39:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure hdlcdev_exit [2023-04-03 03:39:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure init_cond_wait [2023-04-03 03:39:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure add_cond_wait [2023-04-03 03:39:14,468 INFO L130 BoogieDeclarations]: Found specification of procedure remove_cond_wait [2023-04-03 03:39:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure flush_cond_wait [2023-04-03 03:39:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure rd_reg8 [2023-04-03 03:39:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure wr_reg8 [2023-04-03 03:39:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure rd_reg16 [2023-04-03 03:39:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure wr_reg16 [2023-04-03 03:39:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure rd_reg32 [2023-04-03 03:39:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure wr_reg32 [2023-04-03 03:39:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure msc_set_vcr [2023-04-03 03:39:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure startup [2023-04-03 03:39:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure block_til_ready [2023-04-03 03:39:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure shutdown [2023-04-03 03:39:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure program_hw [2023-04-03 03:39:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure change_params [2023-04-03 03:39:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure register_test [2023-04-03 03:39:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure irq_test [2023-04-03 03:39:14,469 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_test [2023-04-03 03:39:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure adapter_test [2023-04-03 03:39:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure reset_adapter [2023-04-03 03:39:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure reset_port [2023-04-03 03:39:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure async_mode [2023-04-03 03:39:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure sync_mode [2023-04-03 03:39:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure rx_stop [2023-04-03 03:39:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure rx_start [2023-04-03 03:39:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure reset_rbufs [2023-04-03 03:39:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure free_rbufs [2023-04-03 03:39:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure rdma_reset [2023-04-03 03:39:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure rx_get_frame [2023-04-03 03:39:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure rx_get_buf [2023-04-03 03:39:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure tx_start [2023-04-03 03:39:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure tx_stop [2023-04-03 03:39:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure tx_set_idle [2023-04-03 03:39:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure free_tbuf_count [2023-04-03 03:39:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure tbuf_bytes [2023-04-03 03:39:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure reset_tbufs [2023-04-03 03:39:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure tdma_reset [2023-04-03 03:39:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure tx_load [2023-04-03 03:39:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure get_signals [2023-04-03 03:39:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure set_signals [2023-04-03 03:39:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure enable_loopback [2023-04-03 03:39:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure set_rate [2023-04-03 03:39:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure bh_action [2023-04-03 03:39:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure bh_handler [2023-04-03 03:39:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure bh_transmit [2023-04-03 03:39:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure isr_serial [2023-04-03 03:39:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure isr_rdma [2023-04-03 03:39:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure isr_txeom [2023-04-03 03:39:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure isr_tdma [2023-04-03 03:39:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_dma_bufs [2023-04-03 03:39:14,472 INFO L130 BoogieDeclarations]: Found specification of procedure free_dma_bufs [2023-04-03 03:39:14,472 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_desc [2023-04-03 03:39:14,472 INFO L130 BoogieDeclarations]: Found specification of procedure free_desc [2023-04-03 03:39:14,472 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_bufs [2023-04-03 03:39:14,472 INFO L130 BoogieDeclarations]: Found specification of procedure free_bufs [2023-04-03 03:39:14,472 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_tmp_rbuf [2023-04-03 03:39:14,472 INFO L130 BoogieDeclarations]: Found specification of procedure free_tmp_rbuf [2023-04-03 03:39:14,472 INFO L130 BoogieDeclarations]: Found specification of procedure tx_timeout [2023-04-03 03:39:14,472 INFO L130 BoogieDeclarations]: Found specification of procedure rx_timeout [2023-04-03 03:39:14,472 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats [2023-04-03 03:39:14,472 INFO L130 BoogieDeclarations]: Found specification of procedure get_params [2023-04-03 03:39:14,472 INFO L130 BoogieDeclarations]: Found specification of procedure set_params [2023-04-03 03:39:14,472 INFO L130 BoogieDeclarations]: Found specification of procedure get_txidle [2023-04-03 03:39:14,472 INFO L130 BoogieDeclarations]: Found specification of procedure set_txidle [2023-04-03 03:39:14,472 INFO L130 BoogieDeclarations]: Found specification of procedure tx_enable [2023-04-03 03:39:14,472 INFO L130 BoogieDeclarations]: Found specification of procedure tx_abort [2023-04-03 03:39:14,472 INFO L130 BoogieDeclarations]: Found specification of procedure rx_enable [2023-04-03 03:39:14,473 INFO L130 BoogieDeclarations]: Found specification of procedure modem_input_wait [2023-04-03 03:39:14,473 INFO L130 BoogieDeclarations]: Found specification of procedure wait_mgsl_event [2023-04-03 03:39:14,473 INFO L130 BoogieDeclarations]: Found specification of procedure tiocmget [2023-04-03 03:39:14,473 INFO L130 BoogieDeclarations]: Found specification of procedure tiocmset [2023-04-03 03:39:14,473 INFO L130 BoogieDeclarations]: Found specification of procedure get_interface [2023-04-03 03:39:14,473 INFO L130 BoogieDeclarations]: Found specification of procedure set_interface [2023-04-03 03:39:14,473 INFO L130 BoogieDeclarations]: Found specification of procedure set_gpio [2023-04-03 03:39:14,473 INFO L130 BoogieDeclarations]: Found specification of procedure get_gpio [2023-04-03 03:39:14,473 INFO L130 BoogieDeclarations]: Found specification of procedure wait_gpio [2023-04-03 03:39:14,473 INFO L130 BoogieDeclarations]: Found specification of procedure get_xsync [2023-04-03 03:39:14,473 INFO L130 BoogieDeclarations]: Found specification of procedure set_xsync [2023-04-03 03:39:14,473 INFO L130 BoogieDeclarations]: Found specification of procedure get_xctrl [2023-04-03 03:39:14,473 INFO L130 BoogieDeclarations]: Found specification of procedure set_xctrl [2023-04-03 03:39:14,473 INFO L130 BoogieDeclarations]: Found specification of procedure add_device [2023-04-03 03:39:14,473 INFO L130 BoogieDeclarations]: Found specification of procedure device_init [2023-04-03 03:39:14,473 INFO L130 BoogieDeclarations]: Found specification of procedure claim_resources [2023-04-03 03:39:14,474 INFO L130 BoogieDeclarations]: Found specification of procedure release_resources [2023-04-03 03:39:14,474 INFO L130 BoogieDeclarations]: Found specification of procedure trace_block [2023-04-03 03:39:14,474 INFO L130 BoogieDeclarations]: Found specification of procedure sanity_check [2023-04-03 03:39:14,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldisc_receive_buf [2023-04-03 03:39:14,474 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~VOID [2023-04-03 03:39:14,474 INFO L130 BoogieDeclarations]: Found specification of procedure update_tx_timer [2023-04-03 03:39:14,474 INFO L130 BoogieDeclarations]: Found specification of procedure get_icount [2023-04-03 03:39:14,474 INFO L130 BoogieDeclarations]: Found specification of procedure get_params32 [2023-04-03 03:39:14,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-03 03:39:14,474 INFO L130 BoogieDeclarations]: Found specification of procedure set_params32 [2023-04-03 03:39:14,474 INFO L130 BoogieDeclarations]: Found specification of procedure slgt_compat_ioctl [2023-04-03 03:39:14,474 INFO L130 BoogieDeclarations]: Found specification of procedure line_info [2023-04-03 03:39:14,474 INFO L130 BoogieDeclarations]: Found specification of procedure synclink_gt_proc_show [2023-04-03 03:39:14,474 INFO L130 BoogieDeclarations]: Found specification of procedure synclink_gt_proc_open [2023-04-03 03:39:14,474 INFO L130 BoogieDeclarations]: Found specification of procedure hdlcdev_attach [2023-04-03 03:39:14,474 INFO L130 BoogieDeclarations]: Found specification of procedure hdlcdev_xmit [2023-04-03 03:39:14,474 INFO L130 BoogieDeclarations]: Found specification of procedure hdlcdev_open [2023-04-03 03:39:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure hdlcdev_close [2023-04-03 03:39:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure hdlcdev_ioctl [2023-04-03 03:39:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure hdlcdev_tx_timeout [2023-04-03 03:39:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-03 03:39:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure rx_async [2023-04-03 03:39:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure dsr_change [2023-04-03 03:39:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure cts_change [2023-04-03 03:39:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure dcd_change [2023-04-03 03:39:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure ri_change [2023-04-03 03:39:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure isr_rxdata [2023-04-03 03:39:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure unsent_tbufs [2023-04-03 03:39:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure isr_gpio [2023-04-03 03:39:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure slgt_interrupt [2023-04-03 03:39:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure carrier_raised [2023-04-03 03:39:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure dtr_rts [2023-04-03 03:39:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_dev [2023-04-03 03:39:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure slgt_cleanup [2023-04-03 03:39:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure slgt_init [2023-04-03 03:39:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure slgt_exit [2023-04-03 03:39:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure loopback_test_rx [2023-04-03 03:39:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-03 03:39:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2023-04-03 03:39:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-03 03:39:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-03 03:39:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-03 03:39:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2023-04-03 03:39:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_int [2023-04-03 03:39:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-04-03 03:39:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-03 03:39:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-03 03:39:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-03 03:39:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2023-04-03 03:39:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-03 03:39:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-03 03:39:14,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-03 03:39:14,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-03 03:39:14,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-03 03:39:14,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-03 03:39:14,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-03 03:39:14,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-03 03:39:14,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-03 03:39:15,448 INFO L236 CfgBuilder]: Building ICFG [2023-04-03 03:39:15,454 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-03 03:39:16,444 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume false; [2023-04-03 03:39:16,445 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7: assume !false; [2023-04-03 03:39:18,135 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2023-04-03 03:39:18,135 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2023-04-03 03:39:18,477 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint L11302-1: ~tmp___2~14.base, ~tmp___2~14.offset := #t~ret1631.base, #t~ret1631.offset;havoc #t~ret1631.base, #t~ret1631.offset;~__ptr~4.base, ~__ptr~4.offset := ~tmp___2~14.base, ~tmp___2~14.offset; [2023-04-03 03:39:18,478 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint L11302: SUMMARY for call #t~ret1631.base, #t~ret1631.offset := get_current(); srcloc: null [2023-04-03 03:39:18,478 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##86: assume !false; [2023-04-03 03:39:18,478 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume false; [2023-04-03 03:39:18,478 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !false; [2023-04-03 03:39:18,478 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume false; [2023-04-03 03:39:18,478 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint L11392: SUMMARY for call #t~ret1646.base, #t~ret1646.offset := get_current(); srcloc: null [2023-04-03 03:39:18,478 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint L11392-1: ~tmp___9~2.base, ~tmp___9~2.offset := #t~ret1646.base, #t~ret1646.offset;havoc #t~ret1646.base, #t~ret1646.offset;~__ptr___3~2.base, ~__ptr___3~2.offset := ~tmp___9~2.base, ~tmp___9~2.offset; [2023-04-03 03:39:18,499 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-03 03:39:18,499 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-03 03:39:18,500 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-03 03:39:18,630 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##53: assume !false; [2023-04-03 03:39:18,630 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##52: assume false; [2023-04-03 03:39:18,630 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##31: assume !false; [2023-04-03 03:39:18,630 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume false; [2023-04-03 03:39:18,630 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume !false;call ULTIMATE.dealloc(~#new_line~0.base, ~#new_line~0.offset);havoc ~#new_line~0.base, ~#new_line~0.offset; [2023-04-03 03:39:18,631 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume false; [2023-04-03 03:39:18,772 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint L10655-1: ~tmp~91.base, ~tmp~91.offset := #t~ret1419.base, #t~ret1419.offset;havoc #t~ret1419.base, #t~ret1419.offset;~__ptr~2.base, ~__ptr~2.offset := ~tmp~91.base, ~tmp~91.offset; [2023-04-03 03:39:18,772 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint L10655: SUMMARY for call #t~ret1419.base, #t~ret1419.offset := get_current(); srcloc: null [2023-04-03 03:39:18,772 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2023-04-03 03:39:18,772 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2023-04-03 03:39:18,933 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-03 03:39:19,129 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##61: assume false; [2023-04-03 03:39:19,129 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##62: assume !false; [2023-04-03 03:39:19,578 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume false; [2023-04-03 03:39:19,579 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7: assume !false; [2023-04-03 03:39:27,773 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint L10195: SUMMARY for call #t~ret1342.base, #t~ret1342.offset := get_current(); srcloc: null [2023-04-03 03:39:27,774 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint L10195-1: ~tmp___26~0.base, ~tmp___26~0.offset := #t~ret1342.base, #t~ret1342.offset;havoc #t~ret1342.base, #t~ret1342.offset;~__ptr___7~0.base, ~__ptr___7~0.offset := ~tmp___26~0.base, ~tmp___26~0.offset; [2023-04-03 03:39:27,774 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##82: assume !false; [2023-04-03 03:39:27,774 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##81: assume false; [2023-04-03 03:39:27,774 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint L10064: SUMMARY for call #t~ret1266.base, #t~ret1266.offset := get_current(); srcloc: null [2023-04-03 03:39:27,774 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint L10064-1: ~tmp___13~0.base, ~tmp___13~0.offset := #t~ret1266.base, #t~ret1266.offset;havoc #t~ret1266.base, #t~ret1266.offset;~__ptr___3~0.base, ~__ptr___3~0.offset := ~tmp___13~0.base, ~tmp___13~0.offset; [2023-04-03 03:39:27,774 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##75: assume !false; [2023-04-03 03:39:27,774 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##74: assume false; [2023-04-03 03:39:27,774 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##175: assume !false; [2023-04-03 03:39:27,774 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##174: assume false; [2023-04-03 03:39:27,774 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint L10004: SUMMARY for call #t~ret1227.base, #t~ret1227.offset := get_current(); srcloc: null [2023-04-03 03:39:27,775 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint L10004-1: ~tmp___6~1.base, ~tmp___6~1.offset := #t~ret1227.base, #t~ret1227.offset;havoc #t~ret1227.base, #t~ret1227.offset;~__ptr~0.base, ~__ptr~0.offset := ~tmp___6~1.base, ~tmp___6~1.offset; [2023-04-03 03:39:27,775 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##151: assume !false; [2023-04-03 03:39:27,775 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##150: assume false; [2023-04-03 03:39:27,775 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2023-04-03 03:39:27,775 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2023-04-03 03:39:27,969 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-03 03:39:28,063 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##64: assume !false; [2023-04-03 03:39:28,063 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##63: assume false; [2023-04-03 03:39:28,113 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-03 03:39:28,114 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-03 03:39:28,150 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume !false; [2023-04-03 03:39:28,150 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume false; [2023-04-03 03:39:28,150 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !false; [2023-04-03 03:39:28,151 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume false; [2023-04-03 03:39:31,765 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-03 03:39:31,820 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##57: assume !false; [2023-04-03 03:39:31,820 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume false; [2023-04-03 03:39:32,061 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume false; [2023-04-03 03:39:32,062 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7: assume !false; [2023-04-03 03:39:38,126 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint L11037-1: ~tmp___12~1.base, ~tmp___12~1.offset := #t~ret1566.base, #t~ret1566.offset;havoc #t~ret1566.base, #t~ret1566.offset;~__ptr___7~1.base, ~__ptr___7~1.offset := ~tmp___12~1.base, ~tmp___12~1.offset; [2023-04-03 03:39:38,126 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint L11037: SUMMARY for call #t~ret1566.base, #t~ret1566.offset := get_current(); srcloc: null [2023-04-03 03:39:38,126 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume false; [2023-04-03 03:39:38,126 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2023-04-03 03:39:38,126 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2023-04-03 03:39:38,126 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !false; [2023-04-03 03:39:38,126 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint L10882: SUMMARY for call #t~ret1488.base, #t~ret1488.offset := get_current(); srcloc: null [2023-04-03 03:39:38,126 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint L10940: SUMMARY for call #t~ret1519.base, #t~ret1519.offset := get_current(); srcloc: null [2023-04-03 03:39:38,126 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint L10940-1: ~tmp___8~2.base, ~tmp___8~2.offset := #t~ret1519.base, #t~ret1519.offset;havoc #t~ret1519.base, #t~ret1519.offset;~__ptr___3~1.base, ~__ptr___3~1.offset := ~tmp___8~2.base, ~tmp___8~2.offset; [2023-04-03 03:39:38,127 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint L10882-1: ~tmp___1~21.base, ~tmp___1~21.offset := #t~ret1488.base, #t~ret1488.offset;havoc #t~ret1488.base, #t~ret1488.offset;~__ptr~3.base, ~__ptr~3.offset := ~tmp___1~21.base, ~tmp___1~21.offset; [2023-04-03 03:39:38,127 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##68: assume !false; [2023-04-03 03:39:38,127 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##67: assume false; [2023-04-03 03:39:38,738 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-03 03:39:38,829 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##65: assume false; [2023-04-03 03:39:38,829 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##66: assume !false; [2023-04-03 03:39:38,875 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-03 03:39:38,928 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2023-04-03 03:39:38,928 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2023-04-03 03:39:42,604 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2023-04-03 03:39:42,706 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume false; [2023-04-03 03:39:42,707 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7: assume !false; [2023-04-03 03:39:42,735 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-03 03:39:42,738 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-03 03:39:43,061 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##426: assume !false; [2023-04-03 03:39:43,061 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##425: assume false; [2023-04-03 03:39:43,061 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##187: assume !false; [2023-04-03 03:39:43,061 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##186: assume false; [2023-04-03 03:39:43,834 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint L10592: SUMMARY for call #t~ret1414.base, #t~ret1414.offset := get_current(); srcloc: null [2023-04-03 03:39:43,834 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint L10592-1: ~tmp~90.base, ~tmp~90.offset := #t~ret1414.base, #t~ret1414.offset;havoc #t~ret1414.base, #t~ret1414.offset;~__ptr~1.base, ~__ptr~1.offset := ~tmp~90.base, ~tmp~90.offset; [2023-04-03 03:39:43,834 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2023-04-03 03:39:43,834 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2023-04-03 03:39:43,931 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-04-03 03:39:43,972 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume !false; [2023-04-03 03:39:43,973 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume false; [2023-04-03 03:39:44,255 INFO L277 CfgBuilder]: Performing block encoding [2023-04-03 03:39:49,818 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-03 03:39:49,818 INFO L302 CfgBuilder]: Removed 17 assume(true) statements. [2023-04-03 03:39:49,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 03:39:49 BoogieIcfgContainer [2023-04-03 03:39:49,825 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-03 03:39:49,827 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-03 03:39:49,827 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-03 03:39:49,830 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-03 03:39:49,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 03:39:10" (1/3) ... [2023-04-03 03:39:49,830 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69583ad1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 03:39:49, skipping insertion in model container [2023-04-03 03:39:49,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 03:39:13" (2/3) ... [2023-04-03 03:39:49,831 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69583ad1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 03:39:49, skipping insertion in model container [2023-04-03 03:39:49,831 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 03:39:49" (3/3) ... [2023-04-03 03:39:49,832 INFO L112 eAbstractionObserver]: Analyzing ICFG module_get_put-drivers-tty-synclink_gt.ko.cil.out.i [2023-04-03 03:39:49,848 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-03 03:39:49,848 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-03 03:39:49,950 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-03 03:39:49,955 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6242db43, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-03 03:39:49,956 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-03 03:39:49,969 INFO L276 IsEmpty]: Start isEmpty. Operand has 3345 states, 2058 states have (on average 1.338678328474247) internal successors, (2755), 2158 states have internal predecessors, (2755), 997 states have call successors, (997), 293 states have call predecessors, (997), 293 states have return successors, (997), 968 states have call predecessors, (997), 997 states have call successors, (997) [2023-04-03 03:39:49,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-04-03 03:39:49,978 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 03:39:49,979 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 03:39:49,979 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 03:39:49,985 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 03:39:49,985 INFO L85 PathProgramCache]: Analyzing trace with hash -1219030583, now seen corresponding path program 1 times [2023-04-03 03:39:49,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 03:39:49,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327875925] [2023-04-03 03:39:49,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 03:39:49,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 03:39:50,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 03:39:50,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-04-03 03:39:50,650 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 03:39:50,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [327875925] [2023-04-03 03:39:50,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [327875925] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 03:39:50,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 03:39:50,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 03:39:50,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557305674] [2023-04-03 03:39:50,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 03:39:50,656 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 03:39:50,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 03:39:50,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 03:39:50,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 03:39:50,689 INFO L87 Difference]: Start difference. First operand has 3345 states, 2058 states have (on average 1.338678328474247) internal successors, (2755), 2158 states have internal predecessors, (2755), 997 states have call successors, (997), 293 states have call predecessors, (997), 293 states have return successors, (997), 968 states have call predecessors, (997), 997 states have call successors, (997) Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 3 states have call successors, (10), 3 states have call predecessors, (10), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-04-03 03:39:52,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 03:39:53,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 03:39:56,914 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:40:00,247 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:40:02,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:40:04,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:40:05,465 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:40:07,544 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 [] [2023-04-03 03:40:09,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 03:40:09,720 INFO L93 Difference]: Finished difference Result 8896 states and 12706 transitions. [2023-04-03 03:40:09,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 03:40:09,723 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 3 states have call successors, (10), 3 states have call predecessors, (10), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 35 [2023-04-03 03:40:09,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 03:40:09,776 INFO L225 Difference]: With dead ends: 8896 [2023-04-03 03:40:09,776 INFO L226 Difference]: Without dead ends: 5931 [2023-04-03 03:40:09,797 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 03:40:09,800 INFO L413 NwaCegarLoop]: 4863 mSDtfsCounter, 4215 mSDsluCounter, 3702 mSDsCounter, 0 mSdLazyCounter, 1050 mSolverCounterSat, 2 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4215 SdHoareTripleChecker+Valid, 8565 SdHoareTripleChecker+Invalid, 1057 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1050 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.5s IncrementalHoareTripleChecker+Time [2023-04-03 03:40:09,800 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4215 Valid, 8565 Invalid, 1057 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 1050 Invalid, 5 Unknown, 0 Unchecked, 18.5s Time] [2023-04-03 03:40:09,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5931 states. [2023-04-03 03:40:10,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5931 to 5924. [2023-04-03 03:40:10,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5924 states, 3605 states have (on average 1.3251040221914008) internal successors, (4777), 3792 states have internal predecessors, (4777), 1789 states have call successors, (1789), 532 states have call predecessors, (1789), 529 states have return successors, (1788), 1733 states have call predecessors, (1788), 1785 states have call successors, (1788) [2023-04-03 03:40:10,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5924 states to 5924 states and 8354 transitions. [2023-04-03 03:40:10,377 INFO L78 Accepts]: Start accepts. Automaton has 5924 states and 8354 transitions. Word has length 35 [2023-04-03 03:40:10,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 03:40:10,378 INFO L495 AbstractCegarLoop]: Abstraction has 5924 states and 8354 transitions. [2023-04-03 03:40:10,378 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 3 states have call successors, (10), 3 states have call predecessors, (10), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-04-03 03:40:10,378 INFO L276 IsEmpty]: Start isEmpty. Operand 5924 states and 8354 transitions. [2023-04-03 03:40:10,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-04-03 03:40:10,395 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 03:40:10,396 INFO L195 NwaCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 03:40:10,396 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-03 03:40:10,396 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 03:40:10,397 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 03:40:10,397 INFO L85 PathProgramCache]: Analyzing trace with hash 1455036708, now seen corresponding path program 1 times [2023-04-03 03:40:10,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 03:40:10,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362186934] [2023-04-03 03:40:10,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 03:40:10,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 03:40:10,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 03:40:10,790 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-04-03 03:40:10,791 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 03:40:10,791 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362186934] [2023-04-03 03:40:10,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1362186934] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 03:40:10,791 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 03:40:10,791 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-04-03 03:40:10,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38585843] [2023-04-03 03:40:10,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 03:40:10,794 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-03 03:40:10,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 03:40:10,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-03 03:40:10,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 03:40:10,796 INFO L87 Difference]: Start difference. First operand 5924 states and 8354 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) [2023-04-03 03:40:13,630 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 03:40:15,014 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 03:40:16,346 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 03:40:18,358 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 03:40:19,931 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:40:22,337 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:40:24,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:40:27,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:40:28,516 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:40:30,564 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:40:33,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:40:35,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:40:37,553 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:40:39,561 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 [] [2023-04-03 03:40:41,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 03:40:41,592 INFO L93 Difference]: Finished difference Result 11696 states and 16517 transitions. [2023-04-03 03:40:41,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-04-03 03:40:41,593 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) Word has length 90 [2023-04-03 03:40:41,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 03:40:41,633 INFO L225 Difference]: With dead ends: 11696 [2023-04-03 03:40:41,633 INFO L226 Difference]: Without dead ends: 5922 [2023-04-03 03:40:41,659 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-03 03:40:41,660 INFO L413 NwaCegarLoop]: 3764 mSDtfsCounter, 0 mSDsluCounter, 11286 mSDsCounter, 0 mSdLazyCounter, 1821 mSolverCounterSat, 0 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 15050 SdHoareTripleChecker+Invalid, 1829 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1821 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.5s IncrementalHoareTripleChecker+Time [2023-04-03 03:40:41,661 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 15050 Invalid, 1829 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 1821 Invalid, 8 Unknown, 0 Unchecked, 30.5s Time] [2023-04-03 03:40:41,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5922 states. [2023-04-03 03:40:41,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5922 to 5922. [2023-04-03 03:40:41,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5922 states, 3604 states have (on average 1.3249167591564928) internal successors, (4775), 3791 states have internal predecessors, (4775), 1788 states have call successors, (1788), 532 states have call predecessors, (1788), 529 states have return successors, (1787), 1732 states have call predecessors, (1787), 1784 states have call successors, (1787) [2023-04-03 03:40:41,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5922 states to 5922 states and 8350 transitions. [2023-04-03 03:40:41,951 INFO L78 Accepts]: Start accepts. Automaton has 5922 states and 8350 transitions. Word has length 90 [2023-04-03 03:40:41,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 03:40:41,952 INFO L495 AbstractCegarLoop]: Abstraction has 5922 states and 8350 transitions. [2023-04-03 03:40:41,952 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) [2023-04-03 03:40:41,953 INFO L276 IsEmpty]: Start isEmpty. Operand 5922 states and 8350 transitions. [2023-04-03 03:40:41,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-04-03 03:40:41,969 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 03:40:41,969 INFO L195 NwaCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 03:40:41,970 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-03 03:40:41,970 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 03:40:41,971 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 03:40:41,971 INFO L85 PathProgramCache]: Analyzing trace with hash -1858776295, now seen corresponding path program 1 times [2023-04-03 03:40:41,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 03:40:41,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598990394] [2023-04-03 03:40:41,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 03:40:41,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 03:40:42,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 03:40:42,431 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-04-03 03:40:42,431 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 03:40:42,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598990394] [2023-04-03 03:40:42,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [598990394] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 03:40:42,432 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 03:40:42,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-04-03 03:40:42,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866858783] [2023-04-03 03:40:42,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 03:40:42,432 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-03 03:40:42,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 03:40:42,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-03 03:40:42,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-04-03 03:40:42,434 INFO L87 Difference]: Start difference. First operand 5922 states and 8350 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (20), 4 states have call predecessors, (20), 2 states have call successors, (20) [2023-04-03 03:40:44,530 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 [] [2023-04-03 03:40:46,036 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:40:48,509 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 03:40:50,517 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 03:40:53,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 03:40:55,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 03:41:00,638 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:41:02,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:41:06,275 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:41:08,292 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:41:10,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:41:12,333 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:41:14,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:41:16,916 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 [] [2023-04-03 03:41:22,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 03:41:22,858 INFO L93 Difference]: Finished difference Result 17639 states and 24896 transitions. [2023-04-03 03:41:22,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-04-03 03:41:22,859 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (20), 4 states have call predecessors, (20), 2 states have call successors, (20) Word has length 105 [2023-04-03 03:41:22,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 03:41:22,935 INFO L225 Difference]: With dead ends: 17639 [2023-04-03 03:41:22,936 INFO L226 Difference]: Without dead ends: 11767 [2023-04-03 03:41:22,969 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-04-03 03:41:22,970 INFO L413 NwaCegarLoop]: 7450 mSDtfsCounter, 8315 mSDsluCounter, 3873 mSDsCounter, 0 mSdLazyCounter, 5377 mSolverCounterSat, 4 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8315 SdHoareTripleChecker+Valid, 11323 SdHoareTripleChecker+Invalid, 5391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 5377 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.3s IncrementalHoareTripleChecker+Time [2023-04-03 03:41:22,971 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8315 Valid, 11323 Invalid, 5391 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 5377 Invalid, 10 Unknown, 0 Unchecked, 39.3s Time] [2023-04-03 03:41:22,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11767 states. [2023-04-03 03:41:23,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11767 to 11760. [2023-04-03 03:41:23,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11760 states, 7163 states have (on average 1.3250034901577552) internal successors, (9491), 7533 states have internal predecessors, (9491), 3550 states have call successors, (3550), 1048 states have call predecessors, (3550), 1046 states have return successors, (3553), 3442 states have call predecessors, (3553), 3546 states have call successors, (3553) [2023-04-03 03:41:23,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11760 states to 11760 states and 16594 transitions. [2023-04-03 03:41:23,950 INFO L78 Accepts]: Start accepts. Automaton has 11760 states and 16594 transitions. Word has length 105 [2023-04-03 03:41:23,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 03:41:23,952 INFO L495 AbstractCegarLoop]: Abstraction has 11760 states and 16594 transitions. [2023-04-03 03:41:23,952 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (20), 4 states have call predecessors, (20), 2 states have call successors, (20) [2023-04-03 03:41:23,953 INFO L276 IsEmpty]: Start isEmpty. Operand 11760 states and 16594 transitions. [2023-04-03 03:41:23,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-04-03 03:41:23,971 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 03:41:23,971 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 03:41:23,971 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-03 03:41:23,972 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 03:41:23,972 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 03:41:23,972 INFO L85 PathProgramCache]: Analyzing trace with hash -1213906728, now seen corresponding path program 1 times [2023-04-03 03:41:23,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 03:41:23,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83978150] [2023-04-03 03:41:23,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 03:41:23,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 03:41:24,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 03:41:24,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-04-03 03:41:24,389 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 03:41:24,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83978150] [2023-04-03 03:41:24,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [83978150] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 03:41:24,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 03:41:24,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-03 03:41:24,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901839723] [2023-04-03 03:41:24,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 03:41:24,391 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-03 03:41:24,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 03:41:24,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-03 03:41:24,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 03:41:24,392 INFO L87 Difference]: Start difference. First operand 11760 states and 16594 transitions. Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2023-04-03 03:41:26,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 03:41:28,168 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 03:41:31,613 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:41:33,636 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:41:35,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:41:37,908 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 [] [2023-04-03 03:41:39,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 03:41:39,108 INFO L93 Difference]: Finished difference Result 23656 states and 33567 transitions. [2023-04-03 03:41:39,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-03 03:41:39,109 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 114 [2023-04-03 03:41:39,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 03:41:39,181 INFO L225 Difference]: With dead ends: 23656 [2023-04-03 03:41:39,181 INFO L226 Difference]: Without dead ends: 12143 [2023-04-03 03:41:39,235 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-03 03:41:39,237 INFO L413 NwaCegarLoop]: 3763 mSDtfsCounter, 101 mSDsluCounter, 3742 mSDsCounter, 0 mSdLazyCounter, 915 mSolverCounterSat, 5 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 7505 SdHoareTripleChecker+Invalid, 924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 915 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.1s IncrementalHoareTripleChecker+Time [2023-04-03 03:41:39,237 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 7505 Invalid, 924 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 915 Invalid, 4 Unknown, 0 Unchecked, 14.1s Time] [2023-04-03 03:41:39,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12143 states. [2023-04-03 03:41:40,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12143 to 12140. [2023-04-03 03:41:40,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12140 states, 7415 states have (on average 1.335266351989211) internal successors, (9901), 7833 states have internal predecessors, (9901), 3678 states have call successors, (3678), 1048 states have call predecessors, (3678), 1046 states have return successors, (3681), 3526 states have call predecessors, (3681), 3674 states have call successors, (3681) [2023-04-03 03:41:40,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12140 states to 12140 states and 17260 transitions. [2023-04-03 03:41:40,219 INFO L78 Accepts]: Start accepts. Automaton has 12140 states and 17260 transitions. Word has length 114 [2023-04-03 03:41:40,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 03:41:40,219 INFO L495 AbstractCegarLoop]: Abstraction has 12140 states and 17260 transitions. [2023-04-03 03:41:40,220 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2023-04-03 03:41:40,220 INFO L276 IsEmpty]: Start isEmpty. Operand 12140 states and 17260 transitions. [2023-04-03 03:41:40,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-04-03 03:41:40,242 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 03:41:40,242 INFO L195 NwaCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 03:41:40,242 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-04-03 03:41:40,242 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 03:41:40,242 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 03:41:40,243 INFO L85 PathProgramCache]: Analyzing trace with hash -1541016677, now seen corresponding path program 1 times [2023-04-03 03:41:40,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 03:41:40,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838767391] [2023-04-03 03:41:40,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 03:41:40,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 03:41:40,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 03:41:41,149 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-04-03 03:41:41,149 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 03:41:41,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [838767391] [2023-04-03 03:41:41,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [838767391] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 03:41:41,149 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 03:41:41,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-04-03 03:41:41,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598464793] [2023-04-03 03:41:41,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 03:41:41,150 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-03 03:41:41,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 03:41:41,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-03 03:41:41,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-04-03 03:41:41,151 INFO L87 Difference]: Start difference. First operand 12140 states and 17260 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2023-04-03 03:41:44,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 03:41:46,107 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 03:41:49,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 03:41:51,276 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 03:41:53,988 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 03:41:56,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 03:41:58,207 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:42:00,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:42:05,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:42:07,483 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:42:10,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:42:12,525 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:42:15,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:42:17,252 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:42:19,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:42:21,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:42:23,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:42:25,966 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:42:27,975 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:42:30,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:42:32,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:42:36,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-03 03:42:36,625 INFO L93 Difference]: Finished difference Result 47672 states and 68009 transitions. [2023-04-03 03:42:36,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-04-03 03:42:36,625 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 114 [2023-04-03 03:42:36,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-03 03:42:36,813 INFO L225 Difference]: With dead ends: 47672 [2023-04-03 03:42:36,813 INFO L226 Difference]: Without dead ends: 35774 [2023-04-03 03:42:36,871 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-04-03 03:42:36,872 INFO L413 NwaCegarLoop]: 7914 mSDtfsCounter, 8315 mSDsluCounter, 8054 mSDsCounter, 0 mSdLazyCounter, 5987 mSolverCounterSat, 3 mSolverCounterUnsat, 17 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 52.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8315 SdHoareTripleChecker+Valid, 15968 SdHoareTripleChecker+Invalid, 6007 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 5987 IncrementalHoareTripleChecker+Invalid, 17 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 53.5s IncrementalHoareTripleChecker+Time [2023-04-03 03:42:36,873 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8315 Valid, 15968 Invalid, 6007 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 5987 Invalid, 17 Unknown, 0 Unchecked, 53.5s Time] [2023-04-03 03:42:36,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35774 states. [2023-04-03 03:42:39,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35774 to 35736. [2023-04-03 03:42:39,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35736 states, 21849 states have (on average 1.3377271270996385) internal successors, (29228), 23091 states have internal predecessors, (29228), 10842 states have call successors, (10842), 3046 states have call predecessors, (10842), 3044 states have return successors, (10909), 10382 states have call predecessors, (10909), 10838 states have call successors, (10909) [2023-04-03 03:42:39,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35736 states to 35736 states and 50979 transitions. [2023-04-03 03:42:39,839 INFO L78 Accepts]: Start accepts. Automaton has 35736 states and 50979 transitions. Word has length 114 [2023-04-03 03:42:39,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-03 03:42:39,840 INFO L495 AbstractCegarLoop]: Abstraction has 35736 states and 50979 transitions. [2023-04-03 03:42:39,840 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2023-04-03 03:42:39,840 INFO L276 IsEmpty]: Start isEmpty. Operand 35736 states and 50979 transitions. [2023-04-03 03:42:39,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-04-03 03:42:39,857 INFO L187 NwaCegarLoop]: Found error trace [2023-04-03 03:42:39,857 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-03 03:42:39,857 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-03 03:42:39,857 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-03 03:42:39,857 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-03 03:42:39,858 INFO L85 PathProgramCache]: Analyzing trace with hash 1172847076, now seen corresponding path program 1 times [2023-04-03 03:42:39,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-03 03:42:39,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44687153] [2023-04-03 03:42:39,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-03 03:42:39,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-03 03:42:39,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-03 03:42:40,271 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-04-03 03:42:40,271 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-03 03:42:40,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44687153] [2023-04-03 03:42:40,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [44687153] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-03 03:42:40,272 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-03 03:42:40,272 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-03 03:42:40,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597550785] [2023-04-03 03:42:40,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-03 03:42:40,273 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-04-03 03:42:40,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-03 03:42:40,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-04-03 03:42:40,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-04-03 03:42:40,274 INFO L87 Difference]: Start difference. First operand 35736 states and 50979 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 5 states have internal predecessors, (58), 3 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (20), 4 states have call predecessors, (20), 3 states have call successors, (20) [2023-04-03 03:42:43,790 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 03:42:45,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 03:42:47,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 03:42:49,815 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 03:42:51,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-04-03 03:42:54,346 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:42:56,222 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:42:59,061 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:43:01,077 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:43:03,084 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:43:05,094 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:43:06,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-03 03:43:08,825 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 []