/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 EqDomain -i ../sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 13:12:58,313 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 13:12:58,316 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 13:12:58,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-01 13:12:58,360 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-01 13:12:58,362 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-01 13:12:58,366 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-01 13:12:58,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-01 13:12:58,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-01 13:12:58,377 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-01 13:12:58,379 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-01 13:12:58,381 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-01 13:12:58,381 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-01 13:12:58,384 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-01 13:12:58,385 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-01 13:12:58,386 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-01 13:12:58,387 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-01 13:12:58,388 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-01 13:12:58,390 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-01 13:12:58,394 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-01 13:12:58,396 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-01 13:12:58,397 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-01 13:12:58,399 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-01 13:12:58,400 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-01 13:12:58,408 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-01 13:12:58,408 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-01 13:12:58,408 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-01 13:12:58,410 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-01 13:12:58,410 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-01 13:12:58,411 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-01 13:12:58,411 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-01 13:12:58,411 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-01 13:12:58,413 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-01 13:12:58,413 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-01 13:12:58,414 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-01 13:12:58,414 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-01 13:12:58,415 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-01 13:12:58,415 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-01 13:12:58,415 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 13:12:58,416 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 13:12:58,417 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 13:12:58,418 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 [2023-04-01 13:12:58,449 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 13:12:58,449 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 13:12:58,450 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 13:12:58,450 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 13:12:58,451 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 13:12:58,451 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 13:12:58,451 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-01 13:12:58,451 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-01 13:12:58,452 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-01 13:12:58,452 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-01 13:12:58,452 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-01 13:12:58,453 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-01 13:12:58,453 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-01 13:12:58,453 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-01 13:12:58,453 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-01 13:12:58,453 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-01 13:12:58,453 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-01 13:12:58,453 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-01 13:12:58,454 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 13:12:58,454 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 13:12:58,454 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 13:12:58,454 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 13:12:58,454 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 13:12:58,455 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 13:12:58,455 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 13:12:58,455 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 13:12:58,455 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 13:12:58,455 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 13:12:58,455 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 13:12:58,456 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 13:12:58,456 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 13:12:58,456 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 13:12:58,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 13:12:58,456 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 13:12:58,456 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-01 13:12:58,457 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 13:12:58,457 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 13:12:58,457 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-01 13:12:58,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 13:12:58,457 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 13:12:58,457 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-01 13:12:58,457 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> EqDomain [2023-04-01 13:12:58,690 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 13:12:58,707 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 13:12:58,710 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 13:12:58,711 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 13:12:58,711 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 13:12:58,712 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2023-04-01 13:12:59,864 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 13:13:00,296 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 13:13:00,297 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2023-04-01 13:13:00,335 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1668d5c44/c28d5428250a48069933be692931f3c3/FLAGf6d91c15a [2023-04-01 13:13:00,352 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1668d5c44/c28d5428250a48069933be692931f3c3 [2023-04-01 13:13:00,354 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 13:13:00,357 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 13:13:00,360 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 13:13:00,360 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 13:13:00,363 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 13:13:00,364 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 01:13:00" (1/1) ... [2023-04-01 13:13:00,366 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@356fffbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:13:00, skipping insertion in model container [2023-04-01 13:13:00,366 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 01:13:00" (1/1) ... [2023-04-01 13:13:00,372 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 13:13:00,506 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 13:13:01,493 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-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i[176209,176222] [2023-04-01 13:13:01,532 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 13:13:01,562 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 13:13:01,799 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-commit-tester/m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i[176209,176222] [2023-04-01 13:13:01,811 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 13:13:01,895 WARN L667 CHandler]: The function strncpy is called, but not defined or handled by StandardFunctionHandler. [2023-04-01 13:13:01,902 INFO L208 MainTranslator]: Completed translation [2023-04-01 13:13:01,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:13:01 WrapperNode [2023-04-01 13:13:01,902 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 13:13:01,903 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 13:13:01,904 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 13:13:01,904 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 13:13:01,915 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:13:01" (1/1) ... [2023-04-01 13:13:01,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:13:01" (1/1) ... [2023-04-01 13:13:01,991 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:13:01" (1/1) ... [2023-04-01 13:13:01,992 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:13:01" (1/1) ... [2023-04-01 13:13:02,118 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:13:01" (1/1) ... [2023-04-01 13:13:02,132 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:13:01" (1/1) ... [2023-04-01 13:13:02,159 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:13:01" (1/1) ... [2023-04-01 13:13:02,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:13:01" (1/1) ... [2023-04-01 13:13:02,207 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 13:13:02,208 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 13:13:02,209 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 13:13:02,209 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 13:13:02,212 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:13:01" (1/1) ... [2023-04-01 13:13:02,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 13:13:02,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 13:13:02,242 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) [2023-04-01 13:13:02,266 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 [2023-04-01 13:13:02,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 13:13:02,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 13:13:02,288 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 13:13:02,288 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2023-04-01 13:13:02,288 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-04-01 13:13:02,288 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-04-01 13:13:02,288 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-04-01 13:13:02,288 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata [2023-04-01 13:13:02,288 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_add_driver [2023-04-01 13:13:02,289 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-01 13:13:02,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-04-01 13:13:02,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-01 13:13:02,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-04-01 13:13:02,289 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-04-01 13:13:02,289 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-04-01 13:13:02,289 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_is_valid [2023-04-01 13:13:02,289 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_set_value [2023-04-01 13:13:02,289 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_get_subdevdata [2023-04-01 13:13:02,289 INFO L138 BoogieDeclarations]: Found implementation of procedure usecs_to_dev [2023-04-01 13:13:02,289 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_usecs [2023-04-01 13:13:02,289 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_handler [2023-04-01 13:13:02,289 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_send_command [2023-04-01 13:13:02,290 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_read_property [2023-04-01 13:13:02,290 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_property [2023-04-01 13:13:02,290 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_powerup [2023-04-01 13:13:02,290 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_powerdown [2023-04-01 13:13:02,290 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_checkrev [2023-04-01 13:13:02,290 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_wait_stc [2023-04-01 13:13:02,290 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_tune_freq [2023-04-01 13:13:02,290 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_tune_power [2023-04-01 13:13:02,290 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_tune_measure [2023-04-01 13:13:02,290 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_tune_status [2023-04-01 13:13:02,290 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_rds_buff [2023-04-01 13:13:02,290 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_tx_rds_ps [2023-04-01 13:13:02,290 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_power_state [2023-04-01 13:13:02,291 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_mute [2023-04-01 13:13:02,291 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_rds_ps_name [2023-04-01 13:13:02,291 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_set_rds_radio_text [2023-04-01 13:13:02,291 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_choose_econtrol_action [2023-04-01 13:13:02,292 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_econtrol_string [2023-04-01 13:13:02,292 INFO L138 BoogieDeclarations]: Found implementation of procedure validate_range [2023-04-01 13:13:02,292 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_econtrol_tune [2023-04-01 13:13:02,292 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_write_econtrol_integers [2023-04-01 13:13:02,292 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_setup [2023-04-01 13:13:02,293 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_initialize [2023-04-01 13:13:02,293 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_read_econtrol_string [2023-04-01 13:13:02,293 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_update_tune_status [2023-04-01 13:13:02,293 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_read_econtrol_tune [2023-04-01 13:13:02,293 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_read_econtrol_integers [2023-04-01 13:13:02,293 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_s_ext_ctrls [2023-04-01 13:13:02,293 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_g_ext_ctrls [2023-04-01 13:13:02,294 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_queryctrl [2023-04-01 13:13:02,294 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_g_ctrl [2023-04-01 13:13:02,294 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_s_ctrl [2023-04-01 13:13:02,294 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_ioctl [2023-04-01 13:13:02,294 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_g_modulator [2023-04-01 13:13:02,294 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_s_modulator [2023-04-01 13:13:02,294 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_g_frequency [2023-04-01 13:13:02,295 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_s_frequency [2023-04-01 13:13:02,295 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_probe [2023-04-01 13:13:02,295 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_remove [2023-04-01 13:13:02,295 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_module_init [2023-04-01 13:13:02,295 INFO L138 BoogieDeclarations]: Found implementation of procedure si4713_module_exit [2023-04-01 13:13:02,295 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 13:13:02,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__copy_from_user_1 [2023-04-01 13:13:02,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__copy_to_user_2 [2023-04-01 13:13:02,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___copy_user_nocache_3 [2023-04-01 13:13:02,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___copy_user_nocache_4 [2023-04-01 13:13:02,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_copy_from_user_7 [2023-04-01 13:13:02,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-04-01 13:13:02,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-01 13:13:02,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-01 13:13:02,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_strlen [2023-04-01 13:13:02,296 INFO L138 BoogieDeclarations]: Found implementation of procedure strnlen [2023-04-01 13:13:02,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_len [2023-04-01 13:13:02,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_ret_val [2023-04-01 13:13:02,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-04-01 13:13:02,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_user_nocache [2023-04-01 13:13:02,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __gpio_set_value [2023-04-01 13:13:02,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-04-01 13:13:02,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-04-01 13:13:02,297 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-04-01 13:13:02,298 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-04-01 13:13:02,298 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2023-04-01 13:13:02,298 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-04-01 13:13:02,298 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-04-01 13:13:02,298 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-04-01 13:13:02,298 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_direction_output [2023-04-01 13:13:02,298 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_free [2023-04-01 13:13:02,299 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_request [2023-04-01 13:13:02,299 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_driver [2023-04-01 13:13:02,299 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_recv [2023-04-01 13:13:02,299 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_send [2023-04-01 13:13:02,299 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_register_driver [2023-04-01 13:13:02,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-01 13:13:02,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2023-04-01 13:13:02,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2023-04-01 13:13:02,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2023-04-01 13:13:02,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-01 13:13:02,299 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-04-01 13:13:02,299 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-04-01 13:13:02,299 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-04-01 13:13:02,299 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-04-01 13:13:02,299 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-04-01 13:13:02,300 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_disable [2023-04-01 13:13:02,300 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_enable [2023-04-01 13:13:02,300 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_free [2023-04-01 13:13:02,300 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_get [2023-04-01 13:13:02,300 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2023-04-01 13:13:02,301 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-04-01 13:13:02,301 INFO L138 BoogieDeclarations]: Found implementation of procedure usecs_to_jiffies [2023-04-01 13:13:02,301 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_query_fill [2023-04-01 13:13:02,301 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister_subdev [2023-04-01 13:13:02,301 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_i2c_subdev_init [2023-04-01 13:13:02,301 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2023-04-01 13:13:02,301 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2023-04-01 13:13:02,302 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-01 13:13:02,302 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-01 13:13:02,302 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-01 13:13:02,303 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 13:13:02,303 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 13:13:02,306 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-01 13:13:02,306 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-01 13:13:02,312 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 13:13:02,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 13:13:02,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-01 13:13:02,312 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-04-01 13:13:02,313 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2023-04-01 13:13:02,313 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-04-01 13:13:02,313 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-01 13:13:02,313 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-01 13:13:02,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_strlen [2023-04-01 13:13:02,313 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2023-04-01 13:13:02,313 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-04-01 13:13:02,313 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-04-01 13:13:02,313 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-04-01 13:13:02,313 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-04-01 13:13:02,313 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-04-01 13:13:02,313 INFO L130 BoogieDeclarations]: Found specification of procedure usecs_to_jiffies [2023-04-01 13:13:02,313 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2023-04-01 13:13:02,313 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-01 13:13:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 13:13:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 13:13:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2023-04-01 13:13:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2023-04-01 13:13:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_len [2023-04-01 13:13:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-04-01 13:13:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-04-01 13:13:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-04-01 13:13:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__copy_to_user_2 [2023-04-01 13:13:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-04-01 13:13:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__copy_from_user_1 [2023-04-01 13:13:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-04-01 13:13:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_copy_from_user_7 [2023-04-01 13:13:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-04-01 13:13:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_user_nocache [2023-04-01 13:13:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___copy_user_nocache_3 [2023-04-01 13:13:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___copy_user_nocache_4 [2023-04-01 13:13:02,314 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2023-04-01 13:13:02,315 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-04-01 13:13:02,315 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-04-01 13:13:02,315 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-04-01 13:13:02,315 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-04-01 13:13:02,315 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_send [2023-04-01 13:13:02,315 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_recv [2023-04-01 13:13:02,315 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata [2023-04-01 13:13:02,315 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_register_driver [2023-04-01 13:13:02,315 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_driver [2023-04-01 13:13:02,315 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_add_driver [2023-04-01 13:13:02,315 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-01 13:13:02,315 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 13:13:02,315 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-01 13:13:02,315 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-01 13:13:02,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-04-01 13:13:02,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-01 13:13:02,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-01 13:13:02,316 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-04-01 13:13:02,316 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-04-01 13:13:02,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-01 13:13:02,316 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-04-01 13:13:02,316 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_is_valid [2023-04-01 13:13:02,316 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_request [2023-04-01 13:13:02,316 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_free [2023-04-01 13:13:02,316 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_direction_output [2023-04-01 13:13:02,316 INFO L130 BoogieDeclarations]: Found specification of procedure __gpio_set_value [2023-04-01 13:13:02,316 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_set_value [2023-04-01 13:13:02,317 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_get [2023-04-01 13:13:02,317 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_enable [2023-04-01 13:13:02,317 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_disable [2023-04-01 13:13:02,317 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_free [2023-04-01 13:13:02,317 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_query_fill [2023-04-01 13:13:02,317 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_i2c_subdev_init [2023-04-01 13:13:02,317 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_get_subdevdata [2023-04-01 13:13:02,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-01 13:13:02,317 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister_subdev [2023-04-01 13:13:02,317 INFO L130 BoogieDeclarations]: Found specification of procedure usecs_to_dev [2023-04-01 13:13:02,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 13:13:02,318 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_usecs [2023-04-01 13:13:02,318 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_handler [2023-04-01 13:13:02,318 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_send_command [2023-04-01 13:13:02,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-01 13:13:02,318 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_read_property [2023-04-01 13:13:02,318 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_property [2023-04-01 13:13:02,318 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_powerup [2023-04-01 13:13:02,318 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_powerdown [2023-04-01 13:13:02,318 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_checkrev [2023-04-01 13:13:02,318 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_wait_stc [2023-04-01 13:13:02,318 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_tune_freq [2023-04-01 13:13:02,318 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_tune_power [2023-04-01 13:13:02,318 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_tune_measure [2023-04-01 13:13:02,318 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_tune_status [2023-04-01 13:13:02,318 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_rds_buff [2023-04-01 13:13:02,318 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_tx_rds_ps [2023-04-01 13:13:02,318 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_power_state [2023-04-01 13:13:02,318 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_mute [2023-04-01 13:13:02,319 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_rds_ps_name [2023-04-01 13:13:02,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-01 13:13:02,319 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_set_rds_radio_text [2023-04-01 13:13:02,319 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_choose_econtrol_action [2023-04-01 13:13:02,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-01 13:13:02,319 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_queryctrl [2023-04-01 13:13:02,319 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_econtrol_string [2023-04-01 13:13:02,319 INFO L130 BoogieDeclarations]: Found specification of procedure validate_range [2023-04-01 13:13:02,319 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_econtrol_tune [2023-04-01 13:13:02,319 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_write_econtrol_integers [2023-04-01 13:13:02,319 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_s_frequency [2023-04-01 13:13:02,319 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_s_modulator [2023-04-01 13:13:02,319 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_setup [2023-04-01 13:13:02,319 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_initialize [2023-04-01 13:13:02,319 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_read_econtrol_string [2023-04-01 13:13:02,319 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_update_tune_status [2023-04-01 13:13:02,319 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_read_econtrol_tune [2023-04-01 13:13:02,320 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_read_econtrol_integers [2023-04-01 13:13:02,320 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_s_ext_ctrls [2023-04-01 13:13:02,320 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_g_ext_ctrls [2023-04-01 13:13:02,320 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_g_ctrl [2023-04-01 13:13:02,320 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_s_ctrl [2023-04-01 13:13:02,320 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_ioctl [2023-04-01 13:13:02,320 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_g_modulator [2023-04-01 13:13:02,320 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_g_frequency [2023-04-01 13:13:02,320 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_probe [2023-04-01 13:13:02,320 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_remove [2023-04-01 13:13:02,320 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_module_init [2023-04-01 13:13:02,320 INFO L130 BoogieDeclarations]: Found specification of procedure si4713_module_exit [2023-04-01 13:13:02,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-01 13:13:02,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2023-04-01 13:13:02,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2023-04-01 13:13:02,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-01 13:13:02,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2023-04-01 13:13:02,324 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 13:13:02,325 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2023-04-01 13:13:02,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-04-01 13:13:02,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-01 13:13:02,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_ret_val [2023-04-01 13:13:02,325 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2023-04-01 13:13:02,325 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-01 13:13:02,326 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-01 13:13:02,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 13:13:02,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 13:13:02,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-01 13:13:02,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-01 13:13:02,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 13:13:02,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-01 13:13:02,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-01 13:13:02,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-01 13:13:02,855 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 13:13:02,859 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 13:13:03,262 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-01 13:13:08,028 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 13:13:09,427 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 13:13:09,427 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-04-01 13:13:09,432 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 01:13:09 BoogieIcfgContainer [2023-04-01 13:13:09,432 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 13:13:09,435 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 13:13:09,435 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 13:13:09,438 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 13:13:09,438 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 01:13:00" (1/3) ... [2023-04-01 13:13:09,438 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47cfa5e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 01:13:09, skipping insertion in model container [2023-04-01 13:13:09,438 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:13:01" (2/3) ... [2023-04-01 13:13:09,439 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47cfa5e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 01:13:09, skipping insertion in model container [2023-04-01 13:13:09,439 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 01:13:09" (3/3) ... [2023-04-01 13:13:09,440 INFO L112 eAbstractionObserver]: Analyzing ICFG m0_drivers-media-radio-si4713-i2c-ko--111_1a--064368f-1.i [2023-04-01 13:13:09,457 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 13:13:09,457 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 13:13:09,549 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 13:13:09,557 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;@23c67184, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-01 13:13:09,557 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 13:13:09,566 INFO L276 IsEmpty]: Start isEmpty. Operand has 1102 states, 673 states have (on average 1.3209509658246656) internal successors, (889), 685 states have internal predecessors, (889), 311 states have call successors, (311), 114 states have call predecessors, (311), 113 states have return successors, (310), 310 states have call predecessors, (310), 310 states have call successors, (310) [2023-04-01 13:13:09,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-04-01 13:13:09,589 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 13:13:09,590 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2023-04-01 13:13:09,591 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 13:13:09,595 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 13:13:09,595 INFO L85 PathProgramCache]: Analyzing trace with hash -1261340621, now seen corresponding path program 1 times [2023-04-01 13:13:09,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 13:13:09,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792843820] [2023-04-01 13:13:09,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 13:13:09,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 13:13:09,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 13:13:10,451 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-04-01 13:13:10,452 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 13:13:10,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792843820] [2023-04-01 13:13:10,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [792843820] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 13:13:10,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [324587837] [2023-04-01 13:13:10,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 13:13:10,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 13:13:10,453 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 13:13:10,465 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 13:13:10,486 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-04-01 13:13:11,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 13:13:11,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 1473 conjuncts, 13 conjunts are in the unsatisfiable core [2023-04-01 13:13:11,242 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 13:13:11,298 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-04-01 13:13:11,298 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 13:13:11,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [324587837] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 13:13:11,299 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 13:13:11,299 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 5 [2023-04-01 13:13:11,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007911427] [2023-04-01 13:13:11,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 13:13:11,321 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 13:13:11,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 13:13:11,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 13:13:11,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-01 13:13:11,360 INFO L87 Difference]: Start difference. First operand has 1102 states, 673 states have (on average 1.3209509658246656) internal successors, (889), 685 states have internal predecessors, (889), 311 states have call successors, (311), 114 states have call predecessors, (311), 113 states have return successors, (310), 310 states have call predecessors, (310), 310 states have call successors, (310) 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, (21), 2 states have call predecessors, (21), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2023-04-01 13:13:13,934 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 13:13:15,961 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 13:13:18,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 13:13:20,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 13:13:24,107 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 13:13:24,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 13:13:24,207 INFO L93 Difference]: Finished difference Result 2179 states and 3020 transitions. [2023-04-01 13:13:24,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-04-01 13:13:24,211 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, (21), 2 states have call predecessors, (21), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) Word has length 98 [2023-04-01 13:13:24,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 13:13:24,231 INFO L225 Difference]: With dead ends: 2179 [2023-04-01 13:13:24,231 INFO L226 Difference]: Without dead ends: 1076 [2023-04-01 13:13:24,243 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-01 13:13:24,246 INFO L413 NwaCegarLoop]: 1354 mSDtfsCounter, 2 mSDsluCounter, 4049 mSDsCounter, 0 mSdLazyCounter, 590 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 5403 SdHoareTripleChecker+Invalid, 596 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 590 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.6s IncrementalHoareTripleChecker+Time [2023-04-01 13:13:24,247 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 5403 Invalid, 596 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 590 Invalid, 5 Unknown, 0 Unchecked, 12.6s Time] [2023-04-01 13:13:24,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1076 states. [2023-04-01 13:13:24,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1076 to 1076. [2023-04-01 13:13:24,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1076 states, 663 states have (on average 1.3137254901960784) internal successors, (871), 672 states have internal predecessors, (871), 304 states have call successors, (304), 109 states have call predecessors, (304), 108 states have return successors, (309), 302 states have call predecessors, (309), 302 states have call successors, (309) [2023-04-01 13:13:24,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 1076 states and 1484 transitions. [2023-04-01 13:13:24,452 INFO L78 Accepts]: Start accepts. Automaton has 1076 states and 1484 transitions. Word has length 98 [2023-04-01 13:13:24,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 13:13:24,453 INFO L495 AbstractCegarLoop]: Abstraction has 1076 states and 1484 transitions. [2023-04-01 13:13:24,453 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, (21), 2 states have call predecessors, (21), 3 states have return successors, (15), 3 states have call predecessors, (15), 2 states have call successors, (15) [2023-04-01 13:13:24,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 1484 transitions. [2023-04-01 13:13:24,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-04-01 13:13:24,459 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 13:13:24,460 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 5, 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] [2023-04-01 13:13:24,476 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-04-01 13:13:24,673 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-04-01 13:13:24,674 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 13:13:24,674 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 13:13:24,674 INFO L85 PathProgramCache]: Analyzing trace with hash 1394270040, now seen corresponding path program 1 times [2023-04-01 13:13:24,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 13:13:24,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578927600] [2023-04-01 13:13:24,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 13:13:24,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 13:13:24,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 13:13:25,240 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-04-01 13:13:25,240 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 13:13:25,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578927600] [2023-04-01 13:13:25,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1578927600] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-01 13:13:25,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1623679694] [2023-04-01 13:13:25,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 13:13:25,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-01 13:13:25,241 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 13:13:25,244 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-01 13:13:25,248 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-04-01 13:13:25,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 13:13:25,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 1508 conjuncts, 13 conjunts are in the unsatisfiable core [2023-04-01 13:13:25,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-01 13:13:26,055 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-04-01 13:13:26,055 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-01 13:13:26,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1623679694] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 13:13:26,055 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-01 13:13:26,055 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 5 [2023-04-01 13:13:26,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311884521] [2023-04-01 13:13:26,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 13:13:26,057 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-04-01 13:13:26,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 13:13:26,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-04-01 13:13:26,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-01 13:13:26,058 INFO L87 Difference]: Start difference. First operand 1076 states and 1484 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) [2023-04-01 13:13:28,771 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 13:13:30,803 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 13:13:32,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 13:13:34,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 13:13:38,926 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 [] [2023-04-01 13:13:39,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 13:13:39,239 INFO L93 Difference]: Finished difference Result 2141 states and 2952 transitions. [2023-04-01 13:13:39,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-04-01 13:13:39,241 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) Word has length 106 [2023-04-01 13:13:39,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 13:13:39,249 INFO L225 Difference]: With dead ends: 2141 [2023-04-01 13:13:39,249 INFO L226 Difference]: Without dead ends: 1076 [2023-04-01 13:13:39,254 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-04-01 13:13:39,255 INFO L413 NwaCegarLoop]: 1332 mSDtfsCounter, 0 mSDsluCounter, 3982 mSDsCounter, 0 mSdLazyCounter, 584 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 5314 SdHoareTripleChecker+Invalid, 589 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 584 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.1s IncrementalHoareTripleChecker+Time [2023-04-01 13:13:39,255 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 5314 Invalid, 589 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 584 Invalid, 5 Unknown, 0 Unchecked, 13.1s Time] [2023-04-01 13:13:39,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1076 states. [2023-04-01 13:13:39,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1076 to 1076. [2023-04-01 13:13:39,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1076 states, 663 states have (on average 1.3137254901960784) internal successors, (871), 672 states have internal predecessors, (871), 304 states have call successors, (304), 109 states have call predecessors, (304), 108 states have return successors, (308), 302 states have call predecessors, (308), 302 states have call successors, (308) [2023-04-01 13:13:39,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 1076 states and 1483 transitions. [2023-04-01 13:13:39,295 INFO L78 Accepts]: Start accepts. Automaton has 1076 states and 1483 transitions. Word has length 106 [2023-04-01 13:13:39,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 13:13:39,296 INFO L495 AbstractCegarLoop]: Abstraction has 1076 states and 1483 transitions. [2023-04-01 13:13:39,296 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (17), 3 states have call predecessors, (17), 2 states have call successors, (17) [2023-04-01 13:13:39,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 1483 transitions. [2023-04-01 13:13:39,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-04-01 13:13:39,299 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 13:13:39,299 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 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] [2023-04-01 13:13:39,312 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-04-01 13:13:39,510 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-04-01 13:13:39,510 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 13:13:39,511 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 13:13:39,511 INFO L85 PathProgramCache]: Analyzing trace with hash -1229506861, now seen corresponding path program 2 times [2023-04-01 13:13:39,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 13:13:39,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608207897] [2023-04-01 13:13:39,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 13:13:39,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 13:13:39,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 13:13:40,865 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-04-01 13:13:40,865 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 13:13:40,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608207897] [2023-04-01 13:13:40,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608207897] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 13:13:40,866 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 13:13:40,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-04-01 13:13:40,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632517411] [2023-04-01 13:13:40,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 13:13:40,866 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-04-01 13:13:40,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 13:13:40,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-04-01 13:13:40,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-04-01 13:13:40,867 INFO L87 Difference]: Start difference. First operand 1076 states and 1483 transitions. Second operand has 8 states, 6 states have (on average 8.5) internal successors, (51), 8 states have internal predecessors, (51), 4 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2023-04-01 13:13:44,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 13:13:46,810 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 13:13:48,825 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 13:13:50,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 13:13:52,991 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 13:13:54,998 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 13:13:57,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []