/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--amc6821.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 08:10:49,287 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 08:10:49,289 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 08:10:49,329 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 08:10:49,330 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 08:10:49,332 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 08:10:49,335 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 08:10:49,337 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 08:10:49,339 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 08:10:49,343 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 08:10:49,344 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 08:10:49,345 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 08:10:49,346 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 08:10:49,348 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 08:10:49,349 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 08:10:49,350 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 08:10:49,350 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 08:10:49,351 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 08:10:49,353 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 08:10:49,358 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 08:10:49,360 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 08:10:49,361 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 08:10:49,362 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 08:10:49,363 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 08:10:49,371 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 08:10:49,371 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 08:10:49,371 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 08:10:49,373 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 08:10:49,373 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 08:10:49,373 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 08:10:49,374 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 08:10:49,374 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 08:10:49,375 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 08:10:49,376 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 08:10:49,376 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 08:10:49,376 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 08:10:49,377 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 08:10:49,377 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 08:10:49,377 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 08:10:49,378 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 08:10:49,378 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 08:10:49,380 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-04-02 08:10:49,406 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 08:10:49,406 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 08:10:49,407 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 08:10:49,407 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 08:10:49,408 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 08:10:49,408 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 08:10:49,408 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 08:10:49,408 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 08:10:49,408 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 08:10:49,409 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 08:10:49,409 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 08:10:49,409 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 08:10:49,410 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 08:10:49,410 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 08:10:49,410 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 08:10:49,410 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 08:10:49,410 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 08:10:49,410 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 08:10:49,410 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 08:10:49,410 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 08:10:49,410 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 08:10:49,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 08:10:49,411 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 08:10:49,411 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 08:10:49,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 08:10:49,411 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 08:10:49,411 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 08:10:49,411 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 08:10:49,412 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 08:10:49,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 08:10:49,412 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 08:10:49,412 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 08:10:49,412 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 08:10:49,412 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 08:10:49,412 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 08:10:49,413 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 08:10:49,628 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 08:10:49,655 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 08:10:49,657 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 08:10:49,658 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 08:10:49,658 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 08:10:49,659 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--amc6821.ko-main.cil.out.i [2023-04-02 08:10:50,794 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 08:10:51,198 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 08:10:51,199 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--amc6821.ko-main.cil.out.i [2023-04-02 08:10:51,229 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29f2c5bde/2212d60ebf2f466498bb2a49e68b3d7f/FLAG1e1a41857 [2023-04-02 08:10:51,240 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29f2c5bde/2212d60ebf2f466498bb2a49e68b3d7f [2023-04-02 08:10:51,242 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 08:10:51,243 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 08:10:51,244 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 08:10:51,244 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 08:10:51,247 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 08:10:51,247 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 08:10:51" (1/1) ... [2023-04-02 08:10:51,248 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e06f257 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:10:51, skipping insertion in model container [2023-04-02 08:10:51,248 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 08:10:51" (1/1) ... [2023-04-02 08:10:51,254 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 08:10:51,354 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 08:10:52,187 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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--amc6821.ko-main.cil.out.i[139464,139477] [2023-04-02 08:10:52,253 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 08:10:52,307 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 08:10:52,486 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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--amc6821.ko-main.cil.out.i[139464,139477] [2023-04-02 08:10:52,498 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 08:10:52,606 WARN L667 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-04-02 08:10:52,612 INFO L208 MainTranslator]: Completed translation [2023-04-02 08:10:52,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:10:52 WrapperNode [2023-04-02 08:10:52,613 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 08:10:52,614 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 08:10:52,614 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 08:10:52,614 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 08:10:52,625 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:10:52" (1/1) ... [2023-04-02 08:10:52,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:10:52" (1/1) ... [2023-04-02 08:10:52,682 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:10:52" (1/1) ... [2023-04-02 08:10:52,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:10:52" (1/1) ... [2023-04-02 08:10:52,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:10:52" (1/1) ... [2023-04-02 08:10:52,796 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:10:52" (1/1) ... [2023-04-02 08:10:52,831 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:10:52" (1/1) ... [2023-04-02 08:10:52,849 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:10:52" (1/1) ... [2023-04-02 08:10:52,883 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 08:10:52,884 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 08:10:52,884 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 08:10:52,884 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 08:10:52,885 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:10:52" (1/1) ... [2023-04-02 08:10:52,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 08:10:52,899 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 08:10:52,915 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-02 08:10:52,937 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-02 08:10:52,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 08:10:52,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 08:10:52,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~u32~0 [2023-04-02 08:10:52,955 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 08:10:52,955 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtol [2023-04-02 08:10:52,956 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-04-02 08:10:52,956 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-04-02 08:10:52,956 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata [2023-04-02 08:10:52,956 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_set_clientdata [2023-04-02 08:10:52,956 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_functionality [2023-04-02 08:10:52,956 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_check_functionality [2023-04-02 08:10:52,956 INFO L138 BoogieDeclarations]: Found implementation of procedure SENSORS_LIMIT [2023-04-02 08:10:52,956 INFO L138 BoogieDeclarations]: Found implementation of procedure get_temp [2023-04-02 08:10:52,956 INFO L138 BoogieDeclarations]: Found implementation of procedure set_temp [2023-04-02 08:10:52,957 INFO L138 BoogieDeclarations]: Found implementation of procedure get_temp_alarm [2023-04-02 08:10:52,957 INFO L138 BoogieDeclarations]: Found implementation of procedure get_temp2_fault [2023-04-02 08:10:52,957 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pwm1 [2023-04-02 08:10:52,957 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pwm1 [2023-04-02 08:10:52,957 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pwm1_enable [2023-04-02 08:10:52,957 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pwm1_enable [2023-04-02 08:10:52,957 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pwm1_auto_channels_temp [2023-04-02 08:10:52,957 INFO L138 BoogieDeclarations]: Found implementation of procedure get_temp_auto_point_temp [2023-04-02 08:10:52,957 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pwm1_auto_point_pwm [2023-04-02 08:10:52,957 INFO L138 BoogieDeclarations]: Found implementation of procedure set_slope_register [2023-04-02 08:10:52,957 INFO L138 BoogieDeclarations]: Found implementation of procedure set_temp_auto_point_temp [2023-04-02 08:10:52,957 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pwm1_auto_point_pwm [2023-04-02 08:10:52,958 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fan [2023-04-02 08:10:52,958 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fan1_fault [2023-04-02 08:10:52,958 INFO L138 BoogieDeclarations]: Found implementation of procedure set_fan [2023-04-02 08:10:52,958 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fan1_div [2023-04-02 08:10:52,958 INFO L138 BoogieDeclarations]: Found implementation of procedure set_fan1_div [2023-04-02 08:10:52,958 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_detect [2023-04-02 08:10:52,958 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_probe [2023-04-02 08:10:52,958 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_remove [2023-04-02 08:10:52,958 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_init_client [2023-04-02 08:10:52,958 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_update_device [2023-04-02 08:10:52,958 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_driver_init [2023-04-02 08:10:52,958 INFO L138 BoogieDeclarations]: Found implementation of procedure amc6821_driver_exit [2023-04-02 08:10:52,958 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 08:10:52,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2023-04-02 08:10:52,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2023-04-02 08:10:52,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2023-04-02 08:10:52,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2023-04-02 08:10:52,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2023-04-02 08:10:52,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2023-04-02 08:10:52,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2023-04-02 08:10:52,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_8 [2023-04-02 08:10:52,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2023-04-02 08:10:52,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_10 [2023-04-02 08:10:52,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2023-04-02 08:10:52,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_12 [2023-04-02 08:10:52,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_13 [2023-04-02 08:10:52,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_14 [2023-04-02 08:10:52,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2023-04-02 08:10:52,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_16 [2023-04-02 08:10:52,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_17 [2023-04-02 08:10:52,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_18 [2023-04-02 08:10:52,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_19 [2023-04-02 08:10:52,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_20 [2023-04-02 08:10:52,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_21 [2023-04-02 08:10:52,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_22 [2023-04-02 08:10:52,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_23 [2023-04-02 08:10:52,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-04-02 08:10:52,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-02 08:10:52,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2023-04-02 08:10:52,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2023-04-02 08:10:52,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2023-04-02 08:10:52,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2023-04-02 08:10:52,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2023-04-02 08:10:52,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2023-04-02 08:10:52,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2023-04-02 08:10:52,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2023-04-02 08:10:52,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2023-04-02 08:10:52,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2023-04-02 08:10:52,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2023-04-02 08:10:52,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2023-04-02 08:10:52,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2023-04-02 08:10:52,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2023-04-02 08:10:52,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2023-04-02 08:10:52,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2023-04-02 08:10:52,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2023-04-02 08:10:52,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2023-04-02 08:10:52,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2023-04-02 08:10:52,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2023-04-02 08:10:52,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2023-04-02 08:10:52,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2023-04-02 08:10:52,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_update_lock_of_amc6821_data [2023-04-02 08:10:52,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_update_lock_of_amc6821_data [2023-04-02 08:10:52,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_update_lock_of_amc6821_data [2023-04-02 08:10:52,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_update_lock_of_amc6821_data [2023-04-02 08:10:52,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_update_lock_of_amc6821_data [2023-04-02 08:10:52,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_update_lock_of_amc6821_data [2023-04-02 08:10:52,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_update_lock_of_amc6821_data [2023-04-02 08:10:52,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-02 08:10:52,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-02 08:10:52,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-04-02 08:10:52,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-04-02 08:10:52,967 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-04-02 08:10:52,967 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-04-02 08:10:52,967 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-02 08:10:52,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-02 08:10:52,968 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-04-02 08:10:52,968 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2023-04-02 08:10:52,968 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2023-04-02 08:10:52,968 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2023-04-02 08:10:52,968 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2023-04-02 08:10:52,968 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_driver [2023-04-02 08:10:52,968 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_register_driver [2023-04-02 08:10:52,968 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_byte_data [2023-04-02 08:10:52,968 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_write_byte_data [2023-04-02 08:10:52,968 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoll [2023-04-02 08:10:52,969 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-04-02 08:10:52,969 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2023-04-02 08:10:52,969 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-04-02 08:10:52,969 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-04-02 08:10:52,969 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2023-04-02 08:10:52,969 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2023-04-02 08:10:52,969 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-02 08:10:52,969 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 08:10:52,969 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 08:10:52,970 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-02 08:10:52,970 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-02 08:10:52,970 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 08:10:52,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 08:10:52,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-02 08:10:52,971 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-04-02 08:10:52,971 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoll [2023-04-02 08:10:52,972 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtol [2023-04-02 08:10:52,974 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-04-02 08:10:52,979 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-04-02 08:10:52,979 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-04-02 08:10:52,979 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-04-02 08:10:52,979 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-04-02 08:10:52,979 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2023-04-02 08:10:52,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2023-04-02 08:10:52,980 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-04-02 08:10:52,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2023-04-02 08:10:52,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2023-04-02 08:10:52,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2023-04-02 08:10:52,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2023-04-02 08:10:52,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2023-04-02 08:10:52,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_13 [2023-04-02 08:10:52,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2023-04-02 08:10:52,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_17 [2023-04-02 08:10:52,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_19 [2023-04-02 08:10:52,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_21 [2023-04-02 08:10:52,980 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_23 [2023-04-02 08:10:52,981 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-04-02 08:10:52,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2023-04-02 08:10:52,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2023-04-02 08:10:52,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2023-04-02 08:10:52,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_8 [2023-04-02 08:10:52,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_10 [2023-04-02 08:10:52,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_12 [2023-04-02 08:10:52,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_14 [2023-04-02 08:10:52,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_16 [2023-04-02 08:10:52,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_18 [2023-04-02 08:10:52,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_20 [2023-04-02 08:10:52,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_22 [2023-04-02 08:10:52,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2023-04-02 08:10:52,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2023-04-02 08:10:52,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2023-04-02 08:10:52,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2023-04-02 08:10:52,981 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2023-04-02 08:10:52,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2023-04-02 08:10:52,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2023-04-02 08:10:52,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_update_lock_of_amc6821_data [2023-04-02 08:10:52,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_update_lock_of_amc6821_data [2023-04-02 08:10:52,982 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 08:10:52,982 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2023-04-02 08:10:52,982 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2023-04-02 08:10:52,982 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2023-04-02 08:10:52,982 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-04-02 08:10:52,982 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2023-04-02 08:10:52,982 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-04-02 08:10:52,982 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-04-02 08:10:52,982 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_byte_data [2023-04-02 08:10:52,982 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_write_byte_data [2023-04-02 08:10:52,982 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata [2023-04-02 08:10:52,982 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_set_clientdata [2023-04-02 08:10:52,983 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_register_driver [2023-04-02 08:10:52,983 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_driver [2023-04-02 08:10:52,983 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_functionality [2023-04-02 08:10:52,983 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~u32~0 [2023-04-02 08:10:52,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 08:10:52,983 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_check_functionality [2023-04-02 08:10:52,983 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2023-04-02 08:10:52,983 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2023-04-02 08:10:52,983 INFO L130 BoogieDeclarations]: Found specification of procedure SENSORS_LIMIT [2023-04-02 08:10:52,983 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_probe [2023-04-02 08:10:52,983 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_detect [2023-04-02 08:10:52,984 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_init_client [2023-04-02 08:10:52,984 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_remove [2023-04-02 08:10:52,984 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_update_device [2023-04-02 08:10:52,984 INFO L130 BoogieDeclarations]: Found specification of procedure get_temp [2023-04-02 08:10:52,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 08:10:52,984 INFO L130 BoogieDeclarations]: Found specification of procedure set_temp [2023-04-02 08:10:52,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-02 08:10:52,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 08:10:52,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 08:10:52,984 INFO L130 BoogieDeclarations]: Found specification of procedure get_temp_alarm [2023-04-02 08:10:52,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 08:10:52,984 INFO L130 BoogieDeclarations]: Found specification of procedure get_temp2_fault [2023-04-02 08:10:52,984 INFO L130 BoogieDeclarations]: Found specification of procedure get_pwm1 [2023-04-02 08:10:52,984 INFO L130 BoogieDeclarations]: Found specification of procedure set_pwm1 [2023-04-02 08:10:52,984 INFO L130 BoogieDeclarations]: Found specification of procedure get_pwm1_enable [2023-04-02 08:10:52,984 INFO L130 BoogieDeclarations]: Found specification of procedure set_pwm1_enable [2023-04-02 08:10:52,985 INFO L130 BoogieDeclarations]: Found specification of procedure get_pwm1_auto_channels_temp [2023-04-02 08:10:52,985 INFO L130 BoogieDeclarations]: Found specification of procedure get_temp_auto_point_temp [2023-04-02 08:10:52,985 INFO L130 BoogieDeclarations]: Found specification of procedure get_pwm1_auto_point_pwm [2023-04-02 08:10:52,985 INFO L130 BoogieDeclarations]: Found specification of procedure set_slope_register [2023-04-02 08:10:52,985 INFO L130 BoogieDeclarations]: Found specification of procedure set_temp_auto_point_temp [2023-04-02 08:10:52,985 INFO L130 BoogieDeclarations]: Found specification of procedure set_pwm1_auto_point_pwm [2023-04-02 08:10:52,985 INFO L130 BoogieDeclarations]: Found specification of procedure get_fan [2023-04-02 08:10:52,985 INFO L130 BoogieDeclarations]: Found specification of procedure get_fan1_fault [2023-04-02 08:10:52,985 INFO L130 BoogieDeclarations]: Found specification of procedure set_fan [2023-04-02 08:10:52,985 INFO L130 BoogieDeclarations]: Found specification of procedure get_fan1_div [2023-04-02 08:10:52,985 INFO L130 BoogieDeclarations]: Found specification of procedure set_fan1_div [2023-04-02 08:10:52,985 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_driver_init [2023-04-02 08:10:52,985 INFO L130 BoogieDeclarations]: Found specification of procedure amc6821_driver_exit [2023-04-02 08:10:52,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-02 08:10:52,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-02 08:10:52,985 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 08:10:52,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-04-02 08:10:52,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2023-04-02 08:10:52,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2023-04-02 08:10:52,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2023-04-02 08:10:52,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2023-04-02 08:10:52,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2023-04-02 08:10:52,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2023-04-02 08:10:52,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2023-04-02 08:10:52,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2023-04-02 08:10:52,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2023-04-02 08:10:52,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2023-04-02 08:10:52,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2023-04-02 08:10:52,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2023-04-02 08:10:52,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2023-04-02 08:10:52,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2023-04-02 08:10:52,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2023-04-02 08:10:52,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_update_lock_of_amc6821_data [2023-04-02 08:10:52,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_update_lock_of_amc6821_data [2023-04-02 08:10:52,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_update_lock_of_amc6821_data [2023-04-02 08:10:52,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_update_lock_of_amc6821_data [2023-04-02 08:10:52,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_update_lock_of_amc6821_data [2023-04-02 08:10:52,987 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-04-02 08:10:52,987 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-02 08:10:52,987 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-02 08:10:52,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-02 08:10:52,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 08:10:52,987 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-02 08:10:52,987 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-02 08:10:52,987 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-02 08:10:52,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 08:10:52,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 08:10:52,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-02 08:10:52,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 08:10:53,529 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 08:10:53,532 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 08:10:56,633 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 08:10:56,648 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 08:10:56,648 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-04-02 08:10:56,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 08:10:56 BoogieIcfgContainer [2023-04-02 08:10:56,652 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 08:10:56,654 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 08:10:56,654 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 08:10:56,657 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 08:10:56,657 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 08:10:51" (1/3) ... [2023-04-02 08:10:56,657 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46a747cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 08:10:56, skipping insertion in model container [2023-04-02 08:10:56,657 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:10:52" (2/3) ... [2023-04-02 08:10:56,658 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46a747cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 08:10:56, skipping insertion in model container [2023-04-02 08:10:56,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 08:10:56" (3/3) ... [2023-04-02 08:10:56,659 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--hwmon--amc6821.ko-main.cil.out.i [2023-04-02 08:10:56,673 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 08:10:56,673 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 08:10:56,742 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 08:10:56,747 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3f600f00, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 08:10:56,748 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 08:10:56,758 INFO L276 IsEmpty]: Start isEmpty. Operand has 1276 states, 907 states have (on average 1.4388092613009922) internal successors, (1305), 914 states have internal predecessors, (1305), 257 states have call successors, (257), 80 states have call predecessors, (257), 80 states have return successors, (257), 257 states have call predecessors, (257), 257 states have call successors, (257) [2023-04-02 08:10:56,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-04-02 08:10:56,774 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:10:56,774 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 08:10:56,775 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:10:56,778 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:10:56,778 INFO L85 PathProgramCache]: Analyzing trace with hash 1425516887, now seen corresponding path program 1 times [2023-04-02 08:10:56,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:10:56,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986573481] [2023-04-02 08:10:56,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:10:56,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:10:57,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:11:02,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:11:02,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:11:02,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:11:02,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:11:02,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-04-02 08:11:02,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:11:02,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:11:02,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:11:02,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:11:02,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:11:02,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 08:11:02,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:11:02,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986573481] [2023-04-02 08:11:02,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1986573481] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 08:11:02,468 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 08:11:02,468 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-02 08:11:02,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109387928] [2023-04-02 08:11:02,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 08:11:02,474 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-04-02 08:11:02,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:11:02,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-04-02 08:11:02,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-04-02 08:11:02,511 INFO L87 Difference]: Start difference. First operand has 1276 states, 907 states have (on average 1.4388092613009922) internal successors, (1305), 914 states have internal predecessors, (1305), 257 states have call successors, (257), 80 states have call predecessors, (257), 80 states have return successors, (257), 257 states have call predecessors, (257), 257 states have call successors, (257) Second operand has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2023-04-02 08:11:57,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 08:11:57,096 INFO L93 Difference]: Finished difference Result 4391 states and 7130 transitions. [2023-04-02 08:11:57,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-04-02 08:11:57,098 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 44 [2023-04-02 08:11:57,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 08:11:57,129 INFO L225 Difference]: With dead ends: 4391 [2023-04-02 08:11:57,129 INFO L226 Difference]: Without dead ends: 3211 [2023-04-02 08:11:57,153 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 16.7s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-04-02 08:11:57,155 INFO L413 NwaCegarLoop]: 1083 mSDtfsCounter, 4355 mSDsluCounter, 2480 mSDsCounter, 0 mSdLazyCounter, 3892 mSolverCounterSat, 1806 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4510 SdHoareTripleChecker+Valid, 3563 SdHoareTripleChecker+Invalid, 5698 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1806 IncrementalHoareTripleChecker+Valid, 3892 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.9s IncrementalHoareTripleChecker+Time [2023-04-02 08:11:57,156 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4510 Valid, 3563 Invalid, 5698 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1806 Valid, 3892 Invalid, 0 Unknown, 0 Unchecked, 39.9s Time] [2023-04-02 08:11:57,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3211 states. [2023-04-02 08:11:59,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3211 to 2286. [2023-04-02 08:11:59,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2286 states, 1646 states have (on average 1.4489671931956258) internal successors, (2385), 1651 states have internal predecessors, (2385), 489 states have call successors, (489), 153 states have call predecessors, (489), 150 states have return successors, (481), 481 states have call predecessors, (481), 481 states have call successors, (481) [2023-04-02 08:11:59,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2286 states to 2286 states and 3355 transitions. [2023-04-02 08:11:59,201 INFO L78 Accepts]: Start accepts. Automaton has 2286 states and 3355 transitions. Word has length 44 [2023-04-02 08:11:59,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 08:11:59,201 INFO L495 AbstractCegarLoop]: Abstraction has 2286 states and 3355 transitions. [2023-04-02 08:11:59,201 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2023-04-02 08:11:59,201 INFO L276 IsEmpty]: Start isEmpty. Operand 2286 states and 3355 transitions. [2023-04-02 08:11:59,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-04-02 08:11:59,210 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:11:59,211 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 08:11:59,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 08:11:59,211 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:11:59,211 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:11:59,212 INFO L85 PathProgramCache]: Analyzing trace with hash -1346185848, now seen corresponding path program 1 times [2023-04-02 08:11:59,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:11:59,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081295213] [2023-04-02 08:11:59,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:11:59,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:11:59,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:12:03,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:12:03,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:12:03,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:12:03,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:12:03,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-04-02 08:12:03,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:12:03,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:12:03,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:12:03,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:12:03,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:12:03,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 08:12:03,829 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:12:03,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081295213] [2023-04-02 08:12:03,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081295213] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 08:12:03,829 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 08:12:03,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-02 08:12:03,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236807186] [2023-04-02 08:12:03,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 08:12:03,832 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-04-02 08:12:03,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:12:03,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-04-02 08:12:03,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-04-02 08:12:03,836 INFO L87 Difference]: Start difference. First operand 2286 states and 3355 transitions. Second operand has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2023-04-02 08:12:57,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 08:12:57,670 INFO L93 Difference]: Finished difference Result 8602 states and 13289 transitions. [2023-04-02 08:12:57,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-04-02 08:12:57,670 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 50 [2023-04-02 08:12:57,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 08:12:57,704 INFO L225 Difference]: With dead ends: 8602 [2023-04-02 08:12:57,705 INFO L226 Difference]: Without dead ends: 6327 [2023-04-02 08:12:57,713 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 16.2s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-04-02 08:12:57,714 INFO L413 NwaCegarLoop]: 1094 mSDtfsCounter, 4298 mSDsluCounter, 2490 mSDsCounter, 0 mSdLazyCounter, 3902 mSolverCounterSat, 1791 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4451 SdHoareTripleChecker+Valid, 3584 SdHoareTripleChecker+Invalid, 5693 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1791 IncrementalHoareTripleChecker+Valid, 3902 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.7s IncrementalHoareTripleChecker+Time [2023-04-02 08:12:57,714 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4451 Valid, 3584 Invalid, 5693 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1791 Valid, 3902 Invalid, 0 Unknown, 0 Unchecked, 37.7s Time] [2023-04-02 08:12:57,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6327 states. [2023-04-02 08:13:01,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6327 to 4520. [2023-04-02 08:13:01,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4520 states, 3261 states have (on average 1.4486353879178167) internal successors, (4724), 3266 states have internal predecessors, (4724), 962 states have call successors, (962), 299 states have call predecessors, (962), 296 states have return successors, (954), 954 states have call predecessors, (954), 954 states have call successors, (954) [2023-04-02 08:13:01,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4520 states to 4520 states and 6640 transitions. [2023-04-02 08:13:01,380 INFO L78 Accepts]: Start accepts. Automaton has 4520 states and 6640 transitions. Word has length 50 [2023-04-02 08:13:01,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 08:13:01,381 INFO L495 AbstractCegarLoop]: Abstraction has 4520 states and 6640 transitions. [2023-04-02 08:13:01,381 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2023-04-02 08:13:01,381 INFO L276 IsEmpty]: Start isEmpty. Operand 4520 states and 6640 transitions. [2023-04-02 08:13:01,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-04-02 08:13:01,383 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:13:01,383 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 08:13:01,383 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-02 08:13:01,384 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:13:01,384 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:13:01,384 INFO L85 PathProgramCache]: Analyzing trace with hash 725536878, now seen corresponding path program 1 times [2023-04-02 08:13:01,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:13:01,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628218766] [2023-04-02 08:13:01,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:13:01,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:13:01,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:13:05,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:13:05,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:13:05,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:13:05,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:13:05,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 08:13:05,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:13:05,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:13:05,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:13:05,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:13:05,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:13:05,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 08:13:05,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:13:05,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628218766] [2023-04-02 08:13:05,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628218766] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 08:13:05,916 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 08:13:05,916 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-02 08:13:05,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938052446] [2023-04-02 08:13:05,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 08:13:05,917 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-04-02 08:13:05,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:13:05,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-04-02 08:13:05,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-04-02 08:13:05,918 INFO L87 Difference]: Start difference. First operand 4520 states and 6640 transitions. Second operand has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2023-04-02 08:14:02,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 08:14:02,916 INFO L93 Difference]: Finished difference Result 17000 states and 26278 transitions. [2023-04-02 08:14:02,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-04-02 08:14:02,917 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 45 [2023-04-02 08:14:02,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 08:14:02,987 INFO L225 Difference]: With dead ends: 17000 [2023-04-02 08:14:02,987 INFO L226 Difference]: Without dead ends: 12491 [2023-04-02 08:14:03,007 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 16.4s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-04-02 08:14:03,008 INFO L413 NwaCegarLoop]: 1122 mSDtfsCounter, 4286 mSDsluCounter, 2538 mSDsCounter, 0 mSdLazyCounter, 3924 mSolverCounterSat, 1784 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4439 SdHoareTripleChecker+Valid, 3660 SdHoareTripleChecker+Invalid, 5708 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1784 IncrementalHoareTripleChecker+Valid, 3924 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.8s IncrementalHoareTripleChecker+Time [2023-04-02 08:14:03,008 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4439 Valid, 3660 Invalid, 5708 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1784 Valid, 3924 Invalid, 0 Unknown, 0 Unchecked, 37.8s Time] [2023-04-02 08:14:03,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12491 states. [2023-04-02 08:14:09,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12491 to 8952. [2023-04-02 08:14:09,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8952 states, 6463 states have (on average 1.4479343957914281) internal successors, (9358), 6468 states have internal predecessors, (9358), 1904 states have call successors, (1904), 587 states have call predecessors, (1904), 584 states have return successors, (1896), 1896 states have call predecessors, (1896), 1896 states have call successors, (1896) [2023-04-02 08:14:09,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8952 states to 8952 states and 13158 transitions. [2023-04-02 08:14:09,691 INFO L78 Accepts]: Start accepts. Automaton has 8952 states and 13158 transitions. Word has length 45 [2023-04-02 08:14:09,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 08:14:09,691 INFO L495 AbstractCegarLoop]: Abstraction has 8952 states and 13158 transitions. [2023-04-02 08:14:09,692 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.833333333333333) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2023-04-02 08:14:09,692 INFO L276 IsEmpty]: Start isEmpty. Operand 8952 states and 13158 transitions. [2023-04-02 08:14:09,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-04-02 08:14:09,693 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:14:09,693 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 08:14:09,693 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-02 08:14:09,694 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:14:09,694 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:14:09,694 INFO L85 PathProgramCache]: Analyzing trace with hash -785395809, now seen corresponding path program 1 times [2023-04-02 08:14:09,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:14:09,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396983483] [2023-04-02 08:14:09,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:14:09,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:14:09,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:14:14,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:14:14,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:14:14,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:14:14,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:14:14,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-04-02 08:14:14,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:14:14,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:14:14,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:14:14,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:14:14,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:14:14,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-04-02 08:14:14,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:14:14,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396983483] [2023-04-02 08:14:14,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396983483] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 08:14:14,314 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 08:14:14,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-04-02 08:14:14,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959023145] [2023-04-02 08:14:14,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 08:14:14,315 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-04-02 08:14:14,315 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:14:14,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-04-02 08:14:14,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-04-02 08:14:14,316 INFO L87 Difference]: Start difference. First operand 8952 states and 13158 transitions. Second operand has 6 states, 6 states have (on average 5.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5)