/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--pt3--earth-pt3.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 09:10:35,561 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 09:10:35,562 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 09:10:35,590 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 09:10:35,591 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 09:10:35,591 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 09:10:35,592 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 09:10:35,593 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 09:10:35,594 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 09:10:35,595 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 09:10:35,595 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 09:10:35,596 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 09:10:35,597 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 09:10:35,597 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 09:10:35,598 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 09:10:35,599 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 09:10:35,599 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 09:10:35,600 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 09:10:35,609 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 09:10:35,614 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 09:10:35,616 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 09:10:35,619 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 09:10:35,620 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 09:10:35,620 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 09:10:35,622 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 09:10:35,622 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 09:10:35,622 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 09:10:35,623 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 09:10:35,623 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 09:10:35,624 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 09:10:35,624 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 09:10:35,624 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 09:10:35,625 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 09:10:35,625 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 09:10:35,626 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 09:10:35,626 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 09:10:35,626 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 09:10:35,627 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 09:10:35,627 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 09:10:35,627 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 09:10:35,628 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 09:10:35,633 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 09:10:35,654 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 09:10:35,654 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 09:10:35,654 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 09:10:35,654 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 09:10:35,655 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 09:10:35,655 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 09:10:35,655 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 09:10:35,655 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 09:10:35,655 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 09:10:35,655 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 09:10:35,655 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 09:10:35,655 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 09:10:35,655 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 09:10:35,656 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 09:10:35,656 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 09:10:35,656 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 09:10:35,656 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 09:10:35,656 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 09:10:35,656 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 09:10:35,656 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 09:10:35,656 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 09:10:35,656 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 09:10:35,656 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 09:10:35,662 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 09:10:35,662 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 09:10:35,662 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 09:10:35,662 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 09:10:35,663 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 09:10:35,663 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 09:10:35,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 09:10:35,663 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 09:10:35,663 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 09:10:35,663 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 09:10:35,663 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 09:10:35,664 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 09:10:35,664 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 09:10:35,822 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 09:10:35,837 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 09:10:35,839 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 09:10:35,840 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 09:10:35,840 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 09:10:35,841 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--pt3--earth-pt3.ko-entry_point.cil.out.i [2023-04-02 09:10:36,744 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 09:10:37,175 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 09:10:37,176 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--pt3--earth-pt3.ko-entry_point.cil.out.i [2023-04-02 09:10:37,203 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c15c25094/76f40e9fa1a14feaa8c8e09f962437ef/FLAGee1273d69 [2023-04-02 09:10:37,413 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c15c25094/76f40e9fa1a14feaa8c8e09f962437ef [2023-04-02 09:10:37,414 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 09:10:37,416 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 09:10:37,418 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 09:10:37,418 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 09:10:37,420 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 09:10:37,420 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 09:10:37" (1/1) ... [2023-04-02 09:10:37,421 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50bd993 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:10:37, skipping insertion in model container [2023-04-02 09:10:37,421 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 09:10:37" (1/1) ... [2023-04-02 09:10:37,426 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 09:10:37,511 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 09:10:38,646 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--pt3--earth-pt3.ko-entry_point.cil.out.i[191080,191093] [2023-04-02 09:10:38,679 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 09:10:38,722 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 09:10:38,909 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--pt3--earth-pt3.ko-entry_point.cil.out.i[191080,191093] [2023-04-02 09:10:38,917 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 09:10:38,967 WARN L667 CHandler]: The function strncmp is called, but not defined or handled by StandardFunctionHandler. [2023-04-02 09:10:38,967 WARN L667 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-04-02 09:10:38,967 WARN L667 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-04-02 09:10:38,972 INFO L208 MainTranslator]: Completed translation [2023-04-02 09:10:38,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:10:38 WrapperNode [2023-04-02 09:10:38,973 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 09:10:38,974 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 09:10:38,974 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 09:10:38,974 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 09:10:38,983 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:10:38" (1/1) ... [2023-04-02 09:10:38,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:10:38" (1/1) ... [2023-04-02 09:10:39,031 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:10:38" (1/1) ... [2023-04-02 09:10:39,031 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:10:38" (1/1) ... [2023-04-02 09:10:39,134 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:10:38" (1/1) ... [2023-04-02 09:10:39,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:10:38" (1/1) ... [2023-04-02 09:10:39,166 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:10:38" (1/1) ... [2023-04-02 09:10:39,178 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:10:38" (1/1) ... [2023-04-02 09:10:39,198 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 09:10:39,199 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 09:10:39,199 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 09:10:39,199 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 09:10:39,199 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:10:38" (1/1) ... [2023-04-02 09:10:39,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 09:10:39,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 09:10:39,270 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 09:10:39,289 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 09:10:39,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 09:10:39,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 09:10:39,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-04-02 09:10:39,302 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 09:10:39,302 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2023-04-02 09:10:39,302 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-04-02 09:10:39,302 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-04-02 09:10:39,302 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2023-04-02 09:10:39,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_set [2023-04-02 09:10:39,302 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2023-04-02 09:10:39,302 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2023-04-02 09:10:39,302 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-04-02 09:10:39,302 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-04-02 09:10:39,302 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-04-02 09:10:39,302 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-02 09:10:39,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-02 09:10:39,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-04-02 09:10:39,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-04-02 09:10:39,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-04-02 09:10:39,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-04-02 09:10:39,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-04-02 09:10:39,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-02 09:10:39,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-02 09:10:39,303 INFO L138 BoogieDeclarations]: Found implementation of procedure freezing [2023-04-02 09:10:39,303 INFO L138 BoogieDeclarations]: Found implementation of procedure try_to_freeze_unsafe [2023-04-02 09:10:39,303 INFO L138 BoogieDeclarations]: Found implementation of procedure try_to_freeze [2023-04-02 09:10:39,304 INFO L138 BoogieDeclarations]: Found implementation of procedure freezer_do_not_count [2023-04-02 09:10:39,304 INFO L138 BoogieDeclarations]: Found implementation of procedure freezer_count [2023-04-02 09:10:39,304 INFO L138 BoogieDeclarations]: Found implementation of procedure freezable_schedule_hrtimeout_range [2023-04-02 09:10:39,304 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-04-02 09:10:39,304 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2023-04-02 09:10:39,304 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2023-04-02 09:10:39,304 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_coherent_mask [2023-04-02 09:10:39,304 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-04-02 09:10:39,304 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2023-04-02 09:10:39,304 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_set_adapdata [2023-04-02 09:10:39,304 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_demod_write [2023-04-02 09:10:39,305 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_lnb_ctrl [2023-04-02 09:10:39,305 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_find_adapter [2023-04-02 09:10:39,305 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_set_tuner_power [2023-04-02 09:10:39,305 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_set_lna [2023-04-02 09:10:39,305 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_set_voltage [2023-04-02 09:10:39,305 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_fe_init [2023-04-02 09:10:39,306 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_attach_fe [2023-04-02 09:10:39,306 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_fetch_thread [2023-04-02 09:10:39,306 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_start_streaming [2023-04-02 09:10:39,306 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_stop_streaming [2023-04-02 09:10:39,306 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_start_feed [2023-04-02 09:10:39,306 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_stop_feed [2023-04-02 09:10:39,306 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_alloc_adapter [2023-04-02 09:10:39,307 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_cleanup_adapter [2023-04-02 09:10:39,307 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_suspend [2023-04-02 09:10:39,307 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_resume [2023-04-02 09:10:39,307 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_remove [2023-04-02 09:10:39,307 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_probe [2023-04-02 09:10:39,307 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_driver_init [2023-04-02 09:10:39,307 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_driver_exit [2023-04-02 09:10:39,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_i2c_algorithm_3 [2023-04-02 09:10:39,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_pm_ops_2 [2023-04-02 09:10:39,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_1 [2023-04-02 09:10:39,308 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 09:10:39,308 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-04-02 09:10:39,308 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-04-02 09:10:39,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_5 [2023-04-02 09:10:39,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_6 [2023-04-02 09:10:39,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_7 [2023-04-02 09:10:39,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_8 [2023-04-02 09:10:39,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_9 [2023-04-02 09:10:39,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_10 [2023-04-02 09:10:39,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_11 [2023-04-02 09:10:39,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_12 [2023-04-02 09:10:39,309 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2023-04-02 09:10:39,309 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2023-04-02 09:10:39,309 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_adapdata [2023-04-02 09:10:39,309 INFO L138 BoogieDeclarations]: Found implementation of procedure cmdbuf_add [2023-04-02 09:10:39,309 INFO L138 BoogieDeclarations]: Found implementation of procedure put_end [2023-04-02 09:10:39,309 INFO L138 BoogieDeclarations]: Found implementation of procedure put_start [2023-04-02 09:10:39,310 INFO L138 BoogieDeclarations]: Found implementation of procedure put_byte_write [2023-04-02 09:10:39,310 INFO L138 BoogieDeclarations]: Found implementation of procedure put_byte_read [2023-04-02 09:10:39,310 INFO L138 BoogieDeclarations]: Found implementation of procedure put_stop [2023-04-02 09:10:39,310 INFO L138 BoogieDeclarations]: Found implementation of procedure translate [2023-04-02 09:10:39,310 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_i2c_result [2023-04-02 09:10:39,310 INFO L138 BoogieDeclarations]: Found implementation of procedure send_i2c_cmd [2023-04-02 09:10:39,310 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_init_all_demods [2023-04-02 09:10:39,311 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_init_all_mxl301rf [2023-04-02 09:10:39,311 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_i2c_reset [2023-04-02 09:10:39,311 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_i2c_master_xfer [2023-04-02 09:10:39,311 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_i2c_functionality [2023-04-02 09:10:39,311 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_base [2023-04-02 09:10:39,311 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_stop_dma [2023-04-02 09:10:39,311 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_start_dma [2023-04-02 09:10:39,311 INFO L138 BoogieDeclarations]: Found implementation of procedure next_unit [2023-04-02 09:10:39,312 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_proc_dma [2023-04-02 09:10:39,312 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_init_dmabuf [2023-04-02 09:10:39,312 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_free_dmabuf [2023-04-02 09:10:39,312 INFO L138 BoogieDeclarations]: Found implementation of procedure pt3_alloc_dmabuf [2023-04-02 09:10:39,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-04-02 09:10:39,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-04-02 09:10:39,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2023-04-02 09:10:39,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2023-04-02 09:10:39,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2023-04-02 09:10:39,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2023-04-02 09:10:39,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2023-04-02 09:10:39,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2023-04-02 09:10:39,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2023-04-02 09:10:39,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2023-04-02 09:10:39,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-02 09:10:39,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-04-02 09:10:39,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2023-04-02 09:10:39,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-04-02 09:10:39,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2023-04-02 09:10:39,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __refrigerator [2023-04-02 09:10:39,314 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2023-04-02 09:10:39,314 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-04-02 09:10:39,314 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_check_no_locks_held [2023-04-02 09:10:39,314 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-04-02 09:10:39,314 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-04-02 09:10:39,314 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2023-04-02 09:10:39,314 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-04-02 09:10:39,314 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2023-04-02 09:10:39,314 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_supported [2023-04-02 09:10:39,315 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_init [2023-04-02 09:10:39,315 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_release [2023-04-02 09:10:39,315 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_swfilter_packets [2023-04-02 09:10:39,316 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_init [2023-04-02 09:10:39,316 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_release [2023-04-02 09:10:39,318 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_frontend_resume [2023-04-02 09:10:39,322 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_frontend_suspend [2023-04-02 09:10:39,322 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_adapter [2023-04-02 09:10:39,323 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_frontend [2023-04-02 09:10:39,323 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_adapter [2023-04-02 09:10:39,323 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_frontend [2023-04-02 09:10:39,323 INFO L138 BoogieDeclarations]: Found implementation of procedure freezing_slow_path [2023-04-02 09:10:39,323 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_add_adapter [2023-04-02 09:10:39,323 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_adapter [2023-04-02 09:10:39,323 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_new_device [2023-04-02 09:10:39,323 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_transfer [2023-04-02 09:10:39,323 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_unregister_device [2023-04-02 09:10:39,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-04-02 09:10:39,323 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-04-02 09:10:39,323 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_create_on_node [2023-04-02 09:10:39,323 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_freezable_should_stop [2023-04-02 09:10:39,323 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2023-04-02 09:10:39,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_complete_2 [2023-04-02 09:10:39,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_freeze_late_2 [2023-04-02 09:10:39,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_freeze_noirq_2 [2023-04-02 09:10:39,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-02 09:10:39,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_poweroff_late_2 [2023-04-02 09:10:39,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_poweroff_noirq_2 [2023-04-02 09:10:39,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_prepare_2 [2023-04-02 09:10:39,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_restore_early_2 [2023-04-02 09:10:39,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_restore_noirq_2 [2023-04-02 09:10:39,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_2 [2023-04-02 09:10:39,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_noirq_2 [2023-04-02 09:10:39,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_1 [2023-04-02 09:10:39,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_late_2 [2023-04-02 09:10:39,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_noirq_2 [2023-04-02 09:10:39,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thaw_early_2 [2023-04-02 09:10:39,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thaw_noirq_2 [2023-04-02 09:10:39,324 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-04-02 09:10:39,325 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2023-04-02 09:10:39,325 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-04-02 09:10:39,325 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2023-04-02 09:10:39,325 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-04-02 09:10:39,325 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-04-02 09:10:39,325 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_ioremap_bar [2023-04-02 09:10:39,325 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-04-02 09:10:39,325 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-04-02 09:10:39,325 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2023-04-02 09:10:39,325 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-04-02 09:10:39,326 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-04-02 09:10:39,326 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_hrtimeout_range [2023-04-02 09:10:39,326 INFO L138 BoogieDeclarations]: Found implementation of procedure set_freezable [2023-04-02 09:10:39,326 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-04-02 09:10:39,326 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2023-04-02 09:10:39,326 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2023-04-02 09:10:39,326 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-02 09:10:39,326 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-02 09:10:39,326 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-02 09:10:39,326 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-02 09:10:39,326 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 09:10:39,327 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 09:10:39,327 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-02 09:10:39,327 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-02 09:10:39,327 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 09:10:39,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 09:10:39,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-02 09:10:39,327 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2023-04-02 09:10:39,327 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-04-02 09:10:39,327 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2023-04-02 09:10:39,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-04-02 09:10:39,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2023-04-02 09:10:39,327 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-04-02 09:10:39,327 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-04-02 09:10:39,327 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-02 09:10:39,327 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-04-02 09:10:39,327 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2023-04-02 09:10:39,327 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-04-02 09:10:39,328 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-04-02 09:10:39,328 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2023-04-02 09:10:39,328 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-04-02 09:10:39,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 09:10:39,328 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2023-04-02 09:10:39,328 INFO L130 BoogieDeclarations]: Found specification of procedure debug_check_no_locks_held [2023-04-02 09:10:39,328 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-04-02 09:10:39,328 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2023-04-02 09:10:39,328 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-04-02 09:10:39,328 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_set [2023-04-02 09:10:39,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-02 09:10:39,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 09:10:39,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 09:10:39,328 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-04-02 09:10:39,328 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-04-02 09:10:39,328 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-04-02 09:10:39,328 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2023-04-02 09:10:39,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_5 [2023-04-02 09:10:39,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_6 [2023-04-02 09:10:39,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_7 [2023-04-02 09:10:39,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_8 [2023-04-02 09:10:39,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_9 [2023-04-02 09:10:39,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_10 [2023-04-02 09:10:39,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2023-04-02 09:10:39,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2023-04-02 09:10:39,329 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_hrtimeout_range [2023-04-02 09:10:39,329 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2023-04-02 09:10:39,329 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2023-04-02 09:10:39,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 09:10:39,329 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2023-04-02 09:10:39,329 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-02 09:10:39,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-02 09:10:39,329 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-04-02 09:10:39,329 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-04-02 09:10:39,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-02 09:10:39,330 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-04-02 09:10:39,330 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-02 09:10:39,330 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-02 09:10:39,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 09:10:39,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-02 09:10:39,330 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-02 09:10:39,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 09:10:39,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-02 09:10:39,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-04-02 09:10:39,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-04-02 09:10:39,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-02 09:10:39,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-04-02 09:10:39,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-04-02 09:10:39,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-02 09:10:39,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_i2c_algorithm_3 [2023-04-02 09:10:39,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_pm_ops_2 [2023-04-02 09:10:39,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_1 [2023-04-02 09:10:39,331 INFO L130 BoogieDeclarations]: Found specification of procedure freezing_slow_path [2023-04-02 09:10:39,331 INFO L130 BoogieDeclarations]: Found specification of procedure freezing [2023-04-02 09:10:39,331 INFO L130 BoogieDeclarations]: Found specification of procedure __refrigerator [2023-04-02 09:10:39,334 INFO L130 BoogieDeclarations]: Found specification of procedure try_to_freeze_unsafe [2023-04-02 09:10:39,334 INFO L130 BoogieDeclarations]: Found specification of procedure try_to_freeze [2023-04-02 09:10:39,334 INFO L130 BoogieDeclarations]: Found specification of procedure set_freezable [2023-04-02 09:10:39,335 INFO L130 BoogieDeclarations]: Found specification of procedure freezer_do_not_count [2023-04-02 09:10:39,335 INFO L130 BoogieDeclarations]: Found specification of procedure freezer_count [2023-04-02 09:10:39,335 INFO L130 BoogieDeclarations]: Found specification of procedure freezable_schedule_hrtimeout_range [2023-04-02 09:10:39,335 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_create_on_node [2023-04-02 09:10:39,335 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2023-04-02 09:10:39,335 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_freezable_should_stop [2023-04-02 09:10:39,335 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-04-02 09:10:39,335 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2023-04-02 09:10:39,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 09:10:39,335 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-04-02 09:10:39,335 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-04-02 09:10:39,335 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-04-02 09:10:39,335 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2023-04-02 09:10:39,335 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2023-04-02 09:10:39,335 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-04-02 09:10:39,335 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-04-02 09:10:39,335 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-04-02 09:10:39,336 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2023-04-02 09:10:39,336 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-04-02 09:10:39,336 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2023-04-02 09:10:39,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_11 [2023-04-02 09:10:39,336 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-04-02 09:10:39,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_12 [2023-04-02 09:10:39,336 INFO L130 BoogieDeclarations]: Found specification of procedure dma_supported [2023-04-02 09:10:39,336 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2023-04-02 09:10:39,336 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_coherent_mask [2023-04-02 09:10:39,336 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-04-02 09:10:39,336 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2023-04-02 09:10:39,336 INFO L130 BoogieDeclarations]: Found specification of procedure pci_ioremap_bar [2023-04-02 09:10:39,336 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_adapter [2023-04-02 09:10:39,336 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_adapter [2023-04-02 09:10:39,336 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_init [2023-04-02 09:10:39,336 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_release [2023-04-02 09:10:39,336 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_init [2023-04-02 09:10:39,337 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_release [2023-04-02 09:10:39,337 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_transfer [2023-04-02 09:10:39,337 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_new_device [2023-04-02 09:10:39,337 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_unregister_device [2023-04-02 09:10:39,337 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_set_adapdata [2023-04-02 09:10:39,337 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_add_adapter [2023-04-02 09:10:39,337 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_adapter [2023-04-02 09:10:39,337 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2023-04-02 09:10:39,337 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_frontend [2023-04-02 09:10:39,337 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_frontend [2023-04-02 09:10:39,337 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_frontend_suspend [2023-04-02 09:10:39,337 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_frontend_resume [2023-04-02 09:10:39,337 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_alloc_dmabuf [2023-04-02 09:10:39,337 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_init_dmabuf [2023-04-02 09:10:39,337 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_free_dmabuf [2023-04-02 09:10:39,337 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_start_dma [2023-04-02 09:10:39,337 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_stop_dma [2023-04-02 09:10:39,337 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_proc_dma [2023-04-02 09:10:39,338 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_i2c_master_xfer [2023-04-02 09:10:39,338 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_i2c_functionality [2023-04-02 09:10:39,338 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_i2c_reset [2023-04-02 09:10:39,338 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_init_all_demods [2023-04-02 09:10:39,338 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_init_all_mxl301rf [2023-04-02 09:10:39,338 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_demod_write [2023-04-02 09:10:39,338 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_lnb_ctrl [2023-04-02 09:10:39,338 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_find_adapter [2023-04-02 09:10:39,338 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_set_tuner_power [2023-04-02 09:10:39,338 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_set_lna [2023-04-02 09:10:39,338 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_set_voltage [2023-04-02 09:10:39,338 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_fe_init [2023-04-02 09:10:39,338 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-04-02 09:10:39,338 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_attach_fe [2023-04-02 09:10:39,338 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_fetch_thread [2023-04-02 09:10:39,338 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_start_streaming [2023-04-02 09:10:39,338 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_stop_streaming [2023-04-02 09:10:39,338 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_start_feed [2023-04-02 09:10:39,339 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_stop_feed [2023-04-02 09:10:39,339 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_alloc_adapter [2023-04-02 09:10:39,339 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_cleanup_adapter [2023-04-02 09:10:39,339 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_suspend [2023-04-02 09:10:39,339 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_resume [2023-04-02 09:10:39,339 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_remove [2023-04-02 09:10:39,339 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_probe [2023-04-02 09:10:39,339 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_driver_init [2023-04-02 09:10:39,339 INFO L130 BoogieDeclarations]: Found specification of procedure pt3_driver_exit [2023-04-02 09:10:39,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_late_2 [2023-04-02 09:10:39,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_restore_noirq_2 [2023-04-02 09:10:39,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_1 [2023-04-02 09:10:39,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_freeze_late_2 [2023-04-02 09:10:39,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_complete_2 [2023-04-02 09:10:39,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-02 09:10:39,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thaw_early_2 [2023-04-02 09:10:39,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_poweroff_noirq_2 [2023-04-02 09:10:39,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_noirq_2 [2023-04-02 09:10:39,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_2 [2023-04-02 09:10:39,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_prepare_2 [2023-04-02 09:10:39,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-02 09:10:39,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_restore_early_2 [2023-04-02 09:10:39,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_noirq_2 [2023-04-02 09:10:39,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_poweroff_late_2 [2023-04-02 09:10:39,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thaw_noirq_2 [2023-04-02 09:10:39,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_freeze_noirq_2 [2023-04-02 09:10:39,340 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 09:10:39,340 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-02 09:10:39,340 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2023-04-02 09:10:39,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-02 09:10:39,341 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2023-04-02 09:10:39,341 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_adapdata [2023-04-02 09:10:39,341 INFO L130 BoogieDeclarations]: Found specification of procedure cmdbuf_add [2023-04-02 09:10:39,341 INFO L130 BoogieDeclarations]: Found specification of procedure put_end [2023-04-02 09:10:39,341 INFO L130 BoogieDeclarations]: Found specification of procedure put_start [2023-04-02 09:10:39,341 INFO L130 BoogieDeclarations]: Found specification of procedure put_byte_write [2023-04-02 09:10:39,341 INFO L130 BoogieDeclarations]: Found specification of procedure put_byte_read [2023-04-02 09:10:39,341 INFO L130 BoogieDeclarations]: Found specification of procedure put_stop [2023-04-02 09:10:39,341 INFO L130 BoogieDeclarations]: Found specification of procedure translate [2023-04-02 09:10:39,341 INFO L130 BoogieDeclarations]: Found specification of procedure wait_i2c_result [2023-04-02 09:10:39,341 INFO L130 BoogieDeclarations]: Found specification of procedure send_i2c_cmd [2023-04-02 09:10:39,341 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2023-04-02 09:10:39,341 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-04-02 09:10:39,341 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_swfilter_packets [2023-04-02 09:10:39,341 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-04-02 09:10:39,341 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_base [2023-04-02 09:10:39,341 INFO L130 BoogieDeclarations]: Found specification of procedure next_unit [2023-04-02 09:10:39,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-04-02 09:10:39,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2023-04-02 09:10:39,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2023-04-02 09:10:39,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2023-04-02 09:10:39,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2023-04-02 09:10:39,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2023-04-02 09:10:39,342 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-04-02 09:10:39,342 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2023-04-02 09:10:39,342 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-02 09:10:39,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 09:10:39,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 09:10:39,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-02 09:10:39,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-02 09:10:39,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 09:10:39,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-02 09:10:39,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-02 09:10:39,342 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-02 09:10:39,915 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 09:10:39,922 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 09:10:40,166 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-02 09:10:49,988 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2023-04-02 09:10:50,205 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 09:10:50,216 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 09:10:50,216 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-04-02 09:10:50,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 09:10:50 BoogieIcfgContainer [2023-04-02 09:10:50,218 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 09:10:50,220 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 09:10:50,220 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 09:10:50,222 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 09:10:50,222 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 09:10:37" (1/3) ... [2023-04-02 09:10:50,222 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dca0ec5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 09:10:50, skipping insertion in model container [2023-04-02 09:10:50,222 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 09:10:38" (2/3) ... [2023-04-02 09:10:50,223 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dca0ec5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 09:10:50, skipping insertion in model container [2023-04-02 09:10:50,223 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 09:10:50" (3/3) ... [2023-04-02 09:10:50,223 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--media--pci--pt3--earth-pt3.ko-entry_point.cil.out.i [2023-04-02 09:10:50,235 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 09:10:50,235 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 09:10:50,296 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 09:10:50,300 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;@28c245ce, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 09:10:50,300 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 09:10:50,321 INFO L276 IsEmpty]: Start isEmpty. Operand has 1516 states, 1005 states have (on average 1.3064676616915423) internal successors, (1313), 1030 states have internal predecessors, (1313), 337 states have call successors, (337), 170 states have call predecessors, (337), 169 states have return successors, (332), 328 states have call predecessors, (332), 332 states have call successors, (332) [2023-04-02 09:10:50,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-04-02 09:10:50,331 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 09:10:50,331 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 09:10:50,332 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 09:10:50,335 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 09:10:50,335 INFO L85 PathProgramCache]: Analyzing trace with hash 1409252750, now seen corresponding path program 1 times [2023-04-02 09:10:50,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 09:10:50,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091895409] [2023-04-02 09:10:50,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 09:10:50,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 09:10:50,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:10:50,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 09:10:50,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:10:51,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:10:51,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:10:51,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:10:51,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:10:51,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:10:51,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:10:51,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 09:10:51,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:10:51,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:10:51,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:10:51,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:10:51,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:10:51,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 09:10:51,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:10:51,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-04-02 09:10:51,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:10:51,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:10:51,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:10:51,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-04-02 09:10:51,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:10:51,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 09:10:51,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:10:51,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:10:51,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:10:51,237 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-02 09:10:51,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 09:10:51,238 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091895409] [2023-04-02 09:10:51,238 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1091895409] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 09:10:51,238 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 09:10:51,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-04-02 09:10:51,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885670564] [2023-04-02 09:10:51,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 09:10:51,247 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-04-02 09:10:51,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 09:10:51,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-04-02 09:10:51,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2023-04-02 09:10:51,278 INFO L87 Difference]: Start difference. First operand has 1516 states, 1005 states have (on average 1.3064676616915423) internal successors, (1313), 1030 states have internal predecessors, (1313), 337 states have call successors, (337), 170 states have call predecessors, (337), 169 states have return successors, (332), 328 states have call predecessors, (332), 332 states have call successors, (332) Second operand has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 2 states have internal predecessors, (37), 3 states have call successors, (14), 7 states have call predecessors, (14), 2 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) [2023-04-02 09:11:02,983 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:11:04,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:11:06,998 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:11:09,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:11:11,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:11:13,849 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:11:15,853 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:11:17,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:11:19,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:11:21,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:11:23,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:11:25,891 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:11:27,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:11:29,908 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:11:31,918 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:11:34,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 09:11:34,101 INFO L93 Difference]: Finished difference Result 3182 states and 4294 transitions. [2023-04-02 09:11:34,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-04-02 09:11:34,103 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 2 states have internal predecessors, (37), 3 states have call successors, (14), 7 states have call predecessors, (14), 2 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) Word has length 75 [2023-04-02 09:11:34,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 09:11:34,120 INFO L225 Difference]: With dead ends: 3182 [2023-04-02 09:11:34,120 INFO L226 Difference]: Without dead ends: 1690 [2023-04-02 09:11:34,130 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=37, Invalid=53, Unknown=0, NotChecked=0, Total=90 [2023-04-02 09:11:34,132 INFO L413 NwaCegarLoop]: 300 mSDtfsCounter, 1742 mSDsluCounter, 885 mSDsCounter, 0 mSdLazyCounter, 5483 mSolverCounterSat, 977 mSolverCounterUnsat, 15 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1967 SdHoareTripleChecker+Valid, 1185 SdHoareTripleChecker+Invalid, 6475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 977 IncrementalHoareTripleChecker+Valid, 5483 IncrementalHoareTripleChecker+Invalid, 15 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.8s IncrementalHoareTripleChecker+Time [2023-04-02 09:11:34,132 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1967 Valid, 1185 Invalid, 6475 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [977 Valid, 5483 Invalid, 15 Unknown, 0 Unchecked, 41.8s Time] [2023-04-02 09:11:34,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1690 states. [2023-04-02 09:11:34,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1690 to 1471. [2023-04-02 09:11:34,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1471 states, 979 states have (on average 1.2931562819203268) internal successors, (1266), 995 states have internal predecessors, (1266), 325 states have call successors, (325), 169 states have call predecessors, (325), 166 states have return successors, (321), 318 states have call predecessors, (321), 321 states have call successors, (321) [2023-04-02 09:11:34,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 1471 states and 1912 transitions. [2023-04-02 09:11:34,456 INFO L78 Accepts]: Start accepts. Automaton has 1471 states and 1912 transitions. Word has length 75 [2023-04-02 09:11:34,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 09:11:34,456 INFO L495 AbstractCegarLoop]: Abstraction has 1471 states and 1912 transitions. [2023-04-02 09:11:34,456 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 2 states have internal predecessors, (37), 3 states have call successors, (14), 7 states have call predecessors, (14), 2 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) [2023-04-02 09:11:34,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1471 states and 1912 transitions. [2023-04-02 09:11:34,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-04-02 09:11:34,465 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 09:11:34,465 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 09:11:34,465 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 09:11:34,465 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 09:11:34,466 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 09:11:34,466 INFO L85 PathProgramCache]: Analyzing trace with hash -438311158, now seen corresponding path program 1 times [2023-04-02 09:11:34,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 09:11:34,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614762593] [2023-04-02 09:11:34,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 09:11:34,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 09:11:34,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:11:35,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 09:11:35,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:11:35,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:11:35,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:11:35,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:11:35,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:11:35,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:11:35,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:11:35,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 09:11:35,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:11:35,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:11:35,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:11:35,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:11:35,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:11:35,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 09:11:35,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:11:35,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-04-02 09:11:35,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:11:35,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:11:35,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:11:35,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-04-02 09:11:35,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:11:35,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 09:11:35,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:11:35,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:11:35,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:11:35,195 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-02 09:11:35,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 09:11:35,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614762593] [2023-04-02 09:11:35,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614762593] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 09:11:35,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 09:11:35,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-04-02 09:11:35,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468094098] [2023-04-02 09:11:35,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 09:11:35,198 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-04-02 09:11:35,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 09:11:35,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-04-02 09:11:35,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-04-02 09:11:35,199 INFO L87 Difference]: Start difference. First operand 1471 states and 1912 transitions. Second operand has 8 states, 8 states have (on average 4.625) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (14), 7 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) [2023-04-02 09:11:50,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:11:52,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:11:54,269 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:11:56,281 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:11:58,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:12:01,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:12:03,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:12:05,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:12:07,387 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:12:09,392 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:12:11,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:12:13,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:12:15,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:12:17,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:12:19,436 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:12:23,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:12:25,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:12:27,476 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:12:29,479 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:12:31,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:12:33,496 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:12:36,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:12:38,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:12:40,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:12:42,045 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:12:44,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:12:46,055 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:12:48,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:12:50,078 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:12:52,084 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:12:54,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:12:56,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:12:58,105 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:12:59,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 09:12:59,131 INFO L93 Difference]: Finished difference Result 4745 states and 6285 transitions. [2023-04-02 09:12:59,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-04-02 09:12:59,132 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.625) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (14), 7 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) Word has length 75 [2023-04-02 09:12:59,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 09:12:59,145 INFO L225 Difference]: With dead ends: 4745 [2023-04-02 09:12:59,145 INFO L226 Difference]: Without dead ends: 3298 [2023-04-02 09:12:59,149 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=84, Invalid=156, Unknown=0, NotChecked=0, Total=240 [2023-04-02 09:12:59,150 INFO L413 NwaCegarLoop]: 255 mSDtfsCounter, 4788 mSDsluCounter, 861 mSDsCounter, 0 mSdLazyCounter, 6362 mSolverCounterSat, 2792 mSolverCounterUnsat, 33 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 80.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5048 SdHoareTripleChecker+Valid, 1116 SdHoareTripleChecker+Invalid, 9187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2792 IncrementalHoareTripleChecker+Valid, 6362 IncrementalHoareTripleChecker+Invalid, 33 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 82.2s IncrementalHoareTripleChecker+Time [2023-04-02 09:12:59,150 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5048 Valid, 1116 Invalid, 9187 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2792 Valid, 6362 Invalid, 33 Unknown, 0 Unchecked, 82.2s Time] [2023-04-02 09:12:59,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3298 states. [2023-04-02 09:12:59,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3298 to 2863. [2023-04-02 09:12:59,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2863 states, 1915 states have (on average 1.2971279373368145) internal successors, (2484), 1944 states have internal predecessors, (2484), 628 states have call successors, (628), 322 states have call predecessors, (628), 319 states have return successors, (624), 618 states have call predecessors, (624), 624 states have call successors, (624) [2023-04-02 09:12:59,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2863 states to 2863 states and 3736 transitions. [2023-04-02 09:12:59,677 INFO L78 Accepts]: Start accepts. Automaton has 2863 states and 3736 transitions. Word has length 75 [2023-04-02 09:12:59,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 09:12:59,678 INFO L495 AbstractCegarLoop]: Abstraction has 2863 states and 3736 transitions. [2023-04-02 09:12:59,678 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.625) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (14), 7 states have call predecessors, (14), 1 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) [2023-04-02 09:12:59,678 INFO L276 IsEmpty]: Start isEmpty. Operand 2863 states and 3736 transitions. [2023-04-02 09:12:59,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-04-02 09:12:59,682 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 09:12:59,682 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 09:12:59,683 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-02 09:12:59,683 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 09:12:59,683 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 09:12:59,683 INFO L85 PathProgramCache]: Analyzing trace with hash 101924675, now seen corresponding path program 1 times [2023-04-02 09:12:59,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 09:12:59,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774640884] [2023-04-02 09:12:59,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 09:12:59,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 09:12:59,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:13:00,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 09:13:00,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:13:00,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:13:00,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:13:00,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:13:00,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:13:00,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:13:00,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:13:00,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 09:13:00,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:13:00,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:13:00,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:13:00,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:13:00,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:13:00,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 09:13:00,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:13:00,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-04-02 09:13:00,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:13:00,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:13:00,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:13:00,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-04-02 09:13:00,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:13:00,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:13:00,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:13:00,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:13:00,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:13:00,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:13:00,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:13:00,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:13:00,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:13:00,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:13:00,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:13:00,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:13:00,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:13:00,488 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-04-02 09:13:00,489 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 09:13:00,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [774640884] [2023-04-02 09:13:00,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [774640884] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 09:13:00,489 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 09:13:00,489 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 09:13:00,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818919169] [2023-04-02 09:13:00,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 09:13:00,490 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 09:13:00,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 09:13:00,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 09:13:00,490 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2023-04-02 09:13:00,490 INFO L87 Difference]: Start difference. First operand 2863 states and 3736 transitions. Second operand has 9 states, 9 states have (on average 5.111111111111111) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (16), 9 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-04-02 09:13:10,472 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:13:12,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:13:14,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:13:16,496 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:13:18,499 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:13:20,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:13:22,516 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:13:25,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:13:27,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:13:29,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:13:31,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:13:33,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:13:35,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:13:37,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:13:39,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:13:41,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:13:43,181 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:13:45,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:13:47,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:13:49,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:13:51,217 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:13:53,223 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:13:55,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:13:57,235 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:13:59,242 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:14:01,253 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:14:03,258 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:14:05,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:14:07,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:14:09,277 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:14:11,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:14:15,991 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:14:17,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:14:20,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:14:22,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:14:24,010 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:14:26,014 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:14:28,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:14:30,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:14:33,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 09:14:33,753 INFO L93 Difference]: Finished difference Result 9360 states and 12458 transitions. [2023-04-02 09:14:33,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-04-02 09:14:33,753 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.111111111111111) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (16), 9 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 101 [2023-04-02 09:14:33,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 09:14:33,776 INFO L225 Difference]: With dead ends: 9360 [2023-04-02 09:14:33,776 INFO L226 Difference]: Without dead ends: 6506 [2023-04-02 09:14:33,783 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=76, Invalid=134, Unknown=0, NotChecked=0, Total=210 [2023-04-02 09:14:33,783 INFO L413 NwaCegarLoop]: 962 mSDtfsCounter, 4861 mSDsluCounter, 2915 mSDsCounter, 0 mSdLazyCounter, 4642 mSolverCounterSat, 2975 mSolverCounterUnsat, 39 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 89.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5035 SdHoareTripleChecker+Valid, 3877 SdHoareTripleChecker+Invalid, 7656 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2975 IncrementalHoareTripleChecker+Valid, 4642 IncrementalHoareTripleChecker+Invalid, 39 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 90.9s IncrementalHoareTripleChecker+Time [2023-04-02 09:14:33,783 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5035 Valid, 3877 Invalid, 7656 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2975 Valid, 4642 Invalid, 39 Unknown, 0 Unchecked, 90.9s Time] [2023-04-02 09:14:33,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6506 states. [2023-04-02 09:14:34,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6506 to 5722. [2023-04-02 09:14:34,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5722 states, 3829 states have (on average 1.2961608775137112) internal successors, (4963), 3890 states have internal predecessors, (4963), 1251 states have call successors, (1251), 634 states have call predecessors, (1251), 641 states have return successors, (1273), 1245 states have call predecessors, (1273), 1247 states have call successors, (1273) [2023-04-02 09:14:34,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5722 states to 5722 states and 7487 transitions. [2023-04-02 09:14:34,859 INFO L78 Accepts]: Start accepts. Automaton has 5722 states and 7487 transitions. Word has length 101 [2023-04-02 09:14:34,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 09:14:34,859 INFO L495 AbstractCegarLoop]: Abstraction has 5722 states and 7487 transitions. [2023-04-02 09:14:34,860 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.111111111111111) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (16), 9 states have call predecessors, (16), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-04-02 09:14:34,860 INFO L276 IsEmpty]: Start isEmpty. Operand 5722 states and 7487 transitions. [2023-04-02 09:14:34,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-04-02 09:14:34,862 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 09:14:34,862 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 09:14:34,862 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-04-02 09:14:34,862 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 09:14:34,863 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 09:14:34,863 INFO L85 PathProgramCache]: Analyzing trace with hash 632461171, now seen corresponding path program 1 times [2023-04-02 09:14:34,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 09:14:34,863 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153650762] [2023-04-02 09:14:34,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 09:14:34,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 09:14:34,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:14:35,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 09:14:35,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:14:35,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:14:35,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:14:35,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:14:35,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:14:35,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:14:35,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:14:35,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-04-02 09:14:35,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:14:35,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:14:35,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:14:35,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 09:14:35,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:14:35,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-04-02 09:14:35,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:14:35,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-04-02 09:14:35,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:14:35,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:14:35,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:14:35,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-04-02 09:14:35,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:14:35,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 09:14:35,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:14:35,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-04-02 09:14:35,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:14:35,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-04-02 09:14:35,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 09:14:35,431 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-04-02 09:14:35,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 09:14:35,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153650762] [2023-04-02 09:14:35,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153650762] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 09:14:35,431 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 09:14:35,431 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-04-02 09:14:35,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280115878] [2023-04-02 09:14:35,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 09:14:35,432 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-04-02 09:14:35,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 09:14:35,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-04-02 09:14:35,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2023-04-02 09:14:35,433 INFO L87 Difference]: Start difference. First operand 5722 states and 7487 transitions. Second operand has 8 states, 8 states have (on average 7.625) internal successors, (61), 3 states have internal predecessors, (61), 2 states have call successors, (18), 7 states have call predecessors, (18), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2023-04-02 09:14:46,338 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:14:48,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:14:50,348 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:14:52,354 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:14:54,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:14:56,377 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:14:58,395 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:15:01,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:15:03,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:15:05,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-02 09:15:07,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []