/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-03-31 02:48:19,773 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-31 02:48:19,775 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-31 02:48:19,806 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-31 02:48:19,806 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-31 02:48:19,809 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-31 02:48:19,811 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-31 02:48:19,813 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-31 02:48:19,814 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-31 02:48:19,817 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-31 02:48:19,818 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-31 02:48:19,819 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-31 02:48:19,819 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-31 02:48:19,821 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-31 02:48:19,822 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-31 02:48:19,822 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-31 02:48:19,824 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-31 02:48:19,825 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-31 02:48:19,827 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-31 02:48:19,829 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-31 02:48:19,830 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-31 02:48:19,830 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-31 02:48:19,831 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-31 02:48:19,831 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-31 02:48:19,833 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-03-31 02:48:19,838 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-31 02:48:19,840 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-31 02:48:19,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-31 02:48:19,841 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 [2023-03-31 02:48:19,863 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-31 02:48:19,863 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-31 02:48:19,863 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-31 02:48:19,863 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-31 02:48:19,864 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-31 02:48:19,864 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-31 02:48:19,865 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-31 02:48:19,865 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-31 02:48:19,865 INFO L138 SettingsManager]: * Use SBE=true [2023-03-31 02:48:19,865 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-31 02:48:19,865 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-31 02:48:19,865 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-31 02:48:19,865 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-31 02:48:19,865 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-31 02:48:19,865 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-31 02:48:19,865 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-31 02:48:19,866 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-31 02:48:19,866 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-31 02:48:19,866 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-31 02:48:19,866 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-31 02:48:19,866 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-31 02:48:19,866 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-31 02:48:19,866 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-31 02:48:19,866 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-31 02:48:19,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 02:48:19,867 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-31 02:48:19,867 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-31 02:48:19,867 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-31 02:48:19,867 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-31 02:48:19,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-31 02:48:19,867 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-31 02:48:19,867 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-31 02:48:19,867 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-31 02:48:19,867 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-31 02:48:19,867 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-31 02:48:19,867 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-03-31 02:48:20,060 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-31 02:48:20,076 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-31 02:48:20,078 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-31 02:48:20,078 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-31 02:48:20,080 INFO L275 PluginConnector]: CDTParser initialized [2023-03-31 02:48:20,081 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i [2023-03-31 02:48:21,084 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-31 02:48:21,416 INFO L351 CDTParser]: Found 1 translation units. [2023-03-31 02:48:21,416 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i [2023-03-31 02:48:21,446 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/646258de9/7eb5c1396cbb412fa645e9408f407f18/FLAG5a68d0a26 [2023-03-31 02:48:21,459 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/646258de9/7eb5c1396cbb412fa645e9408f407f18 [2023-03-31 02:48:21,461 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-31 02:48:21,462 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-31 02:48:21,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-31 02:48:21,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-31 02:48:21,465 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-31 02:48:21,466 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 02:48:21" (1/1) ... [2023-03-31 02:48:21,466 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1271eae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 02:48:21, skipping insertion in model container [2023-03-31 02:48:21,466 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.03 02:48:21" (1/1) ... [2023-03-31 02:48:21,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-31 02:48:21,555 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-31 02:48:21,843 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3602] [2023-03-31 02:48:21,844 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3603-3604] [2023-03-31 02:48:22,030 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i[110145,110158] [2023-03-31 02:48:22,547 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 02:48:22,773 INFO L203 MainTranslator]: Completed pre-run [2023-03-31 02:48:22,829 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3602] [2023-03-31 02:48:22,830 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3603-3604] [2023-03-31 02:48:22,836 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i[110145,110158] [2023-03-31 02:48:23,017 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-31 02:48:23,101 WARN L667 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-03-31 02:48:23,108 INFO L208 MainTranslator]: Completed translation [2023-03-31 02:48:23,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 02:48:23 WrapperNode [2023-03-31 02:48:23,109 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-31 02:48:23,110 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-31 02:48:23,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-31 02:48:23,110 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-31 02:48:23,121 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 02:48:23" (1/1) ... [2023-03-31 02:48:23,122 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 02:48:23" (1/1) ... [2023-03-31 02:48:23,190 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 02:48:23" (1/1) ... [2023-03-31 02:48:23,191 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 02:48:23" (1/1) ... [2023-03-31 02:48:23,265 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 02:48:23" (1/1) ... [2023-03-31 02:48:23,285 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 02:48:23" (1/1) ... [2023-03-31 02:48:23,301 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 02:48:23" (1/1) ... [2023-03-31 02:48:23,317 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 02:48:23" (1/1) ... [2023-03-31 02:48:23,342 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-31 02:48:23,343 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-31 02:48:23,343 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-31 02:48:23,343 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-31 02:48:23,344 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 02:48:23" (1/1) ... [2023-03-31 02:48:23,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-31 02:48:23,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-31 02:48:23,430 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) [2023-03-31 02:48:23,461 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 [2023-03-31 02:48:23,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-31 02:48:23,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-31 02:48:23,468 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-31 02:48:23,468 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-03-31 02:48:23,469 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2023-03-31 02:48:23,470 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-03-31 02:48:23,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_1 [2023-03-31 02:48:23,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_5 [2023-03-31 02:48:23,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_8 [2023-03-31 02:48:23,470 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2023-03-31 02:48:23,470 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2023-03-31 02:48:23,470 INFO L138 BoogieDeclarations]: Found implementation of procedure outsw [2023-03-31 02:48:23,470 INFO L138 BoogieDeclarations]: Found implementation of procedure insw [2023-03-31 02:48:23,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-03-31 02:48:23,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_12 [2023-03-31 02:48:23,471 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-03-31 02:48:23,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-03-31 02:48:23,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-03-31 02:48:23,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-03-31 02:48:23,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-03-31 02:48:23,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-03-31 02:48:23,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-03-31 02:48:23,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-03-31 02:48:23,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2023-03-31 02:48:23,471 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-03-31 02:48:23,471 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-03-31 02:48:23,471 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_tty_driver [2023-03-31 02:48:23,471 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2023-03-31 02:48:23,472 INFO L138 BoogieDeclarations]: Found implementation of procedure flag_buf_ptr [2023-03-31 02:48:23,472 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_cts_enabled [2023-03-31 02:48:23,472 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_char [2023-03-31 02:48:23,472 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-03-31 02:48:23,472 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-03-31 02:48:23,472 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2023-03-31 02:48:23,472 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-03-31 02:48:23,472 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2023-03-31 02:48:23,473 INFO L138 BoogieDeclarations]: Found implementation of procedure WaitTillCardIsFree [2023-03-31 02:48:23,473 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_card [2023-03-31 02:48:23,473 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_card [2023-03-31 02:48:23,473 INFO L138 BoogieDeclarations]: Found implementation of procedure raise_dtr [2023-03-31 02:48:23,473 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_dtr [2023-03-31 02:48:23,473 INFO L138 BoogieDeclarations]: Found implementation of procedure raise_rts [2023-03-31 02:48:23,474 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_rts [2023-03-31 02:48:23,474 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_dtr_rts [2023-03-31 02:48:23,474 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_dtr_rts [2023-03-31 02:48:23,474 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_tx [2023-03-31 02:48:23,474 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_interrupt [2023-03-31 02:48:23,474 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_config_port [2023-03-31 02:48:23,475 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_setup_board [2023-03-31 02:48:23,475 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_activate [2023-03-31 02:48:23,475 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_carrier_raised [2023-03-31 02:48:23,475 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_find_port [2023-03-31 02:48:23,476 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_open [2023-03-31 02:48:23,476 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_shutdown_port [2023-03-31 02:48:23,476 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_flush_buffer [2023-03-31 02:48:23,476 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_shutdown [2023-03-31 02:48:23,476 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_close [2023-03-31 02:48:23,476 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_write [2023-03-31 02:48:23,477 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_put_char [2023-03-31 02:48:23,477 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_flush_chars [2023-03-31 02:48:23,477 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_write_room [2023-03-31 02:48:23,478 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_chars_in_buffer [2023-03-31 02:48:23,478 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_send_break [2023-03-31 02:48:23,478 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_tiocmget [2023-03-31 02:48:23,478 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_tiocmset [2023-03-31 02:48:23,478 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_set_serial_info [2023-03-31 02:48:23,478 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_get_serial_info [2023-03-31 02:48:23,478 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_ioctl [2023-03-31 02:48:23,478 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_set_termios [2023-03-31 02:48:23,478 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_throttle [2023-03-31 02:48:23,478 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_unthrottle [2023-03-31 02:48:23,478 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_stop [2023-03-31 02:48:23,479 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_start [2023-03-31 02:48:23,479 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_hangup [2023-03-31 02:48:23,479 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_card [2023-03-31 02:48:23,479 INFO L138 BoogieDeclarations]: Found implementation of procedure load_firmware [2023-03-31 02:48:23,479 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_probe [2023-03-31 02:48:23,479 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_remove [2023-03-31 02:48:23,479 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_init [2023-03-31 02:48:23,479 INFO L138 BoogieDeclarations]: Found implementation of procedure isicom_exit [2023-03-31 02:48:23,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_tty_operations_3 [2023-03-31 02:48:23,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_pci_driver_5 [2023-03-31 02:48:23,480 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2023-03-31 02:48:23,480 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2023-03-31 02:48:23,480 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2023-03-31 02:48:23,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-03-31 02:48:23,480 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2023-03-31 02:48:23,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_port_operations_2 [2023-03-31 02:48:23,481 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-31 02:48:23,481 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-03-31 02:48:23,481 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-03-31 02:48:23,481 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-03-31 02:48:23,481 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-03-31 02:48:23,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_20 [2023-03-31 02:48:23,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_21 [2023-03-31 02:48:23,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_22 [2023-03-31 02:48:23,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-03-31 02:48:23,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2023-03-31 02:48:23,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2023-03-31 02:48:23,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-03-31 02:48:23,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-03-31 02:48:23,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2023-03-31 02:48:23,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-03-31 02:48:23,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2023-03-31 02:48:23,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2023-03-31 02:48:23,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-03-31 02:48:23,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-03-31 02:48:23,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2023-03-31 02:48:23,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-03-31 02:48:23,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __tty_alloc_driver [2023-03-31 02:48:23,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-03-31 02:48:23,483 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-03-31 02:48:23,483 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-03-31 02:48:23,483 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-03-31 02:48:23,483 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2023-03-31 02:48:23,483 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2023-03-31 02:48:23,483 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2023-03-31 02:48:23,484 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2023-03-31 02:48:23,484 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-03-31 02:48:23,484 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-03-31 02:48:23,484 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-03-31 02:48:23,484 INFO L138 BoogieDeclarations]: Found implementation of procedure do_SAK [2023-03-31 02:48:23,485 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-03-31 02:48:23,485 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2023-03-31 02:48:23,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-03-31 02:48:23,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destruct_2 [2023-03-31 02:48:23,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_3 [2023-03-31 02:48:23,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-03-31 02:48:23,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_3 [2023-03-31 02:48:23,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_setup_3 [2023-03-31 02:48:23,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2023-03-31 02:48:23,491 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-03-31 02:48:23,492 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-03-31 02:48:23,492 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-03-31 02:48:23,492 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-03-31 02:48:23,492 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-03-31 02:48:23,492 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-03-31 02:48:23,492 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-03-31 02:48:23,492 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-03-31 02:48:23,492 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2023-03-31 02:48:23,492 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_region [2023-03-31 02:48:23,492 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-03-31 02:48:23,492 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-03-31 02:48:23,492 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2023-03-31 02:48:23,493 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2023-03-31 02:48:23,493 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2023-03-31 02:48:23,493 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2023-03-31 02:48:23,493 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2023-03-31 02:48:23,493 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2023-03-31 02:48:23,493 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_flags [2023-03-31 02:48:23,493 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2023-03-31 02:48:23,493 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_alloc_xmit_buf [2023-03-31 02:48:23,493 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_close [2023-03-31 02:48:23,493 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_destroy [2023-03-31 02:48:23,493 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_free_xmit_buf [2023-03-31 02:48:23,493 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_hangup [2023-03-31 02:48:23,493 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_init [2023-03-31 02:48:23,493 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_open [2023-03-31 02:48:23,493 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_register_device [2023-03-31 02:48:23,493 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2023-03-31 02:48:23,493 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_prepare_flip_string [2023-03-31 02:48:23,494 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_driver [2023-03-31 02:48:23,494 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_set_operations [2023-03-31 02:48:23,494 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_device [2023-03-31 02:48:23,494 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2023-03-31 02:48:23,494 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_wakeup [2023-03-31 02:48:23,494 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-03-31 02:48:23,494 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-03-31 02:48:23,494 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-03-31 02:48:23,495 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-03-31 02:48:23,495 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-31 02:48:23,495 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-31 02:48:23,495 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-03-31 02:48:23,495 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-03-31 02:48:23,495 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-31 02:48:23,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-31 02:48:23,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-03-31 02:48:23,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-03-31 02:48:23,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-03-31 02:48:23,495 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-03-31 02:48:23,495 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-03-31 02:48:23,495 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-03-31 02:48:23,496 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-03-31 02:48:23,496 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-03-31 02:48:23,496 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-03-31 02:48:23,496 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-03-31 02:48:23,496 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2023-03-31 02:48:23,496 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-03-31 02:48:23,496 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2023-03-31 02:48:23,497 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2023-03-31 02:48:23,497 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2023-03-31 02:48:23,498 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-03-31 02:48:23,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_1 [2023-03-31 02:48:23,498 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-03-31 02:48:23,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_5 [2023-03-31 02:48:23,498 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-03-31 02:48:23,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_8 [2023-03-31 02:48:23,498 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-03-31 02:48:23,498 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-03-31 02:48:23,498 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-03-31 02:48:23,498 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-03-31 02:48:23,498 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-03-31 02:48:23,498 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-03-31 02:48:23,498 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-03-31 02:48:23,498 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2023-03-31 02:48:23,498 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2023-03-31 02:48:23,498 INFO L130 BoogieDeclarations]: Found specification of procedure outsw [2023-03-31 02:48:23,499 INFO L130 BoogieDeclarations]: Found specification of procedure insw [2023-03-31 02:48:23,499 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-03-31 02:48:23,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-03-31 02:48:23,499 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-03-31 02:48:23,499 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2023-03-31 02:48:23,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_12 [2023-03-31 02:48:23,499 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-03-31 02:48:23,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-03-31 02:48:23,499 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-03-31 02:48:23,499 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-03-31 02:48:23,499 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-31 02:48:23,499 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2023-03-31 02:48:23,499 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2023-03-31 02:48:23,499 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-03-31 02:48:23,499 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-03-31 02:48:23,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-03-31 02:48:23,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-03-31 02:48:23,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-03-31 02:48:23,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-03-31 02:48:23,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-03-31 02:48:23,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-03-31 02:48:23,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-03-31 02:48:23,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2023-03-31 02:48:23,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_tty_operations_3 [2023-03-31 02:48:23,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_pci_driver_5 [2023-03-31 02:48:23,500 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2023-03-31 02:48:23,500 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2023-03-31 02:48:23,500 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2023-03-31 02:48:23,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-03-31 02:48:23,500 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2023-03-31 02:48:23,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_port_operations_2 [2023-03-31 02:48:23,500 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2023-03-31 02:48:23,500 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2023-03-31 02:48:23,500 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2023-03-31 02:48:23,501 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-03-31 02:48:23,501 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-03-31 02:48:23,501 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2023-03-31 02:48:23,501 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2023-03-31 02:48:23,501 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-03-31 02:48:23,501 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-03-31 02:48:23,501 INFO L130 BoogieDeclarations]: Found specification of procedure __tty_alloc_driver [2023-03-31 02:48:23,501 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2023-03-31 02:48:23,501 INFO L130 BoogieDeclarations]: Found specification of procedure tty_set_operations [2023-03-31 02:48:23,502 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_tty_driver [2023-03-31 02:48:23,505 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2023-03-31 02:48:23,506 INFO L130 BoogieDeclarations]: Found specification of procedure flag_buf_ptr [2023-03-31 02:48:23,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-31 02:48:23,506 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2023-03-31 02:48:23,507 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_driver [2023-03-31 02:48:23,507 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2023-03-31 02:48:23,507 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_device [2023-03-31 02:48:23,507 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2023-03-31 02:48:23,507 INFO L130 BoogieDeclarations]: Found specification of procedure do_SAK [2023-03-31 02:48:23,507 INFO L130 BoogieDeclarations]: Found specification of procedure tty_wakeup [2023-03-31 02:48:23,507 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_init [2023-03-31 02:48:23,507 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_register_device [2023-03-31 02:48:23,507 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_alloc_xmit_buf [2023-03-31 02:48:23,507 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_free_xmit_buf [2023-03-31 02:48:23,507 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_destroy [2023-03-31 02:48:23,507 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_cts_enabled [2023-03-31 02:48:23,507 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2023-03-31 02:48:23,508 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_hangup [2023-03-31 02:48:23,508 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_close [2023-03-31 02:48:23,508 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_open [2023-03-31 02:48:23,508 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_flags [2023-03-31 02:48:23,508 INFO L130 BoogieDeclarations]: Found specification of procedure tty_prepare_flip_string [2023-03-31 02:48:23,508 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2023-03-31 02:48:23,508 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_char [2023-03-31 02:48:23,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-03-31 02:48:23,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-31 02:48:23,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-03-31 02:48:23,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-31 02:48:23,508 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2023-03-31 02:48:23,508 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-03-31 02:48:23,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_20 [2023-03-31 02:48:23,509 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-03-31 02:48:23,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_21 [2023-03-31 02:48:23,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_22 [2023-03-31 02:48:23,509 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-03-31 02:48:23,509 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-03-31 02:48:23,509 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-03-31 02:48:23,509 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2023-03-31 02:48:23,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-03-31 02:48:23,509 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-03-31 02:48:23,509 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-03-31 02:48:23,509 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-03-31 02:48:23,509 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-03-31 02:48:23,509 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-03-31 02:48:23,509 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_region [2023-03-31 02:48:23,510 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2023-03-31 02:48:23,510 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2023-03-31 02:48:23,510 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-03-31 02:48:23,510 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-03-31 02:48:23,510 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2023-03-31 02:48:23,510 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_probe [2023-03-31 02:48:23,510 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_remove [2023-03-31 02:48:23,510 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_tx [2023-03-31 02:48:23,510 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_start [2023-03-31 02:48:23,510 INFO L130 BoogieDeclarations]: Found specification of procedure WaitTillCardIsFree [2023-03-31 02:48:23,510 INFO L130 BoogieDeclarations]: Found specification of procedure lock_card [2023-03-31 02:48:23,510 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_card [2023-03-31 02:48:23,510 INFO L130 BoogieDeclarations]: Found specification of procedure raise_dtr [2023-03-31 02:48:23,510 INFO L130 BoogieDeclarations]: Found specification of procedure drop_dtr [2023-03-31 02:48:23,511 INFO L130 BoogieDeclarations]: Found specification of procedure raise_rts [2023-03-31 02:48:23,511 INFO L130 BoogieDeclarations]: Found specification of procedure drop_rts [2023-03-31 02:48:23,511 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_dtr_rts [2023-03-31 02:48:23,511 INFO L130 BoogieDeclarations]: Found specification of procedure drop_dtr_rts [2023-03-31 02:48:23,511 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_interrupt [2023-03-31 02:48:23,511 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_config_port [2023-03-31 02:48:23,511 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_setup_board [2023-03-31 02:48:23,511 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_activate [2023-03-31 02:48:23,511 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_carrier_raised [2023-03-31 02:48:23,511 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_find_port [2023-03-31 02:48:23,511 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_open [2023-03-31 02:48:23,511 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_shutdown_port [2023-03-31 02:48:23,511 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_flush_buffer [2023-03-31 02:48:23,512 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_shutdown [2023-03-31 02:48:23,512 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_close [2023-03-31 02:48:23,512 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-03-31 02:48:23,512 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_write [2023-03-31 02:48:23,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-03-31 02:48:23,512 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_put_char [2023-03-31 02:48:23,512 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_flush_chars [2023-03-31 02:48:23,512 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_write_room [2023-03-31 02:48:23,512 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_chars_in_buffer [2023-03-31 02:48:23,512 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_send_break [2023-03-31 02:48:23,512 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_tiocmget [2023-03-31 02:48:23,512 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_tiocmset [2023-03-31 02:48:23,512 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_set_serial_info [2023-03-31 02:48:23,513 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_get_serial_info [2023-03-31 02:48:23,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-03-31 02:48:23,513 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_ioctl [2023-03-31 02:48:23,513 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_set_termios [2023-03-31 02:48:23,513 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_throttle [2023-03-31 02:48:23,513 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_unthrottle [2023-03-31 02:48:23,513 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_stop [2023-03-31 02:48:23,513 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_hangup [2023-03-31 02:48:23,513 INFO L130 BoogieDeclarations]: Found specification of procedure reset_card [2023-03-31 02:48:23,513 INFO L130 BoogieDeclarations]: Found specification of procedure load_firmware [2023-03-31 02:48:23,513 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_init [2023-03-31 02:48:23,513 INFO L130 BoogieDeclarations]: Found specification of procedure isicom_exit [2023-03-31 02:48:23,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_setup_3 [2023-03-31 02:48:23,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destruct_2 [2023-03-31 02:48:23,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_3 [2023-03-31 02:48:23,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-03-31 02:48:23,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-03-31 02:48:23,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_3 [2023-03-31 02:48:23,514 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-31 02:48:23,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2023-03-31 02:48:23,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2023-03-31 02:48:23,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2023-03-31 02:48:23,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2023-03-31 02:48:23,514 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-03-31 02:48:23,514 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-03-31 02:48:23,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-31 02:48:23,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-31 02:48:23,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-03-31 02:48:23,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-31 02:48:23,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-03-31 02:48:23,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-03-31 02:48:23,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-03-31 02:48:23,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-03-31 02:48:24,034 INFO L236 CfgBuilder]: Building ICFG [2023-03-31 02:48:24,040 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-31 02:48:24,539 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-03-31 02:48:29,135 INFO L277 CfgBuilder]: Performing block encoding [2023-03-31 02:48:29,146 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-31 02:48:29,146 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-03-31 02:48:29,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 02:48:29 BoogieIcfgContainer [2023-03-31 02:48:29,149 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-31 02:48:29,150 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-03-31 02:48:29,150 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-03-31 02:48:29,152 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-03-31 02:48:29,152 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.03 02:48:21" (1/3) ... [2023-03-31 02:48:29,153 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d7b48b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.03 02:48:29, skipping insertion in model container [2023-03-31 02:48:29,153 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.03 02:48:23" (2/3) ... [2023-03-31 02:48:29,153 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d7b48b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.03 02:48:29, skipping insertion in model container [2023-03-31 02:48:29,153 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.03 02:48:29" (3/3) ... [2023-03-31 02:48:29,154 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--isicom.ko-entry_point.cil.out.i [2023-03-31 02:48:29,165 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-03-31 02:48:29,165 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-03-31 02:48:29,217 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-03-31 02:48:29,221 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;@70f9bf21, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-03-31 02:48:29,221 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-03-31 02:48:29,230 INFO L276 IsEmpty]: Start isEmpty. Operand has 1996 states, 1378 states have (on average 1.432510885341074) internal successors, (1974), 1419 states have internal predecessors, (1974), 453 states have call successors, (453), 161 states have call predecessors, (453), 160 states have return successors, (445), 442 states have call predecessors, (445), 445 states have call successors, (445) [2023-03-31 02:48:29,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2023-03-31 02:48:29,267 INFO L187 NwaCegarLoop]: Found error trace [2023-03-31 02:48:29,268 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 6, 6, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-03-31 02:48:29,269 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-03-31 02:48:29,272 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-03-31 02:48:29,272 INFO L85 PathProgramCache]: Analyzing trace with hash 863059916, now seen corresponding path program 1 times [2023-03-31 02:48:29,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-03-31 02:48:29,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516490367] [2023-03-31 02:48:29,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-03-31 02:48:29,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-03-31 02:48:29,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-03-31 02:48:30,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-03-31 02:48:30,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-03-31 02:48:30,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-03-31 02:48:30,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-03-31 02:48:30,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-03-31 02:48:30,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2023-03-31 02:48:30,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-03-31 02:48:30,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2023-03-31 02:48:30,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-03-31 02:48:30,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2023-03-31 02:48:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-03-31 02:48:30,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-03-31 02:48:30,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-03-31 02:48:30,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-03-31 02:48:30,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-03-31 02:48:30,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-03-31 02:48:30,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-03-31 02:48:30,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-03-31 02:48:30,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-03-31 02:48:30,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2023-03-31 02:48:30,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-03-31 02:48:30,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-03-31 02:48:30,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-03-31 02:48:30,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-03-31 02:48:30,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-03-31 02:48:30,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2023-03-31 02:48:30,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-03-31 02:48:30,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2023-03-31 02:48:30,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-03-31 02:48:30,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-03-31 02:48:30,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-03-31 02:48:30,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-03-31 02:48:30,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2023-03-31 02:48:30,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2023-03-31 02:48:30,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2023-03-31 02:48:30,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2023-03-31 02:48:30,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2023-03-31 02:48:30,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2023-03-31 02:48:30,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2023-03-31 02:48:30,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-03-31 02:48:30,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-03-31 02:48:30,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-03-31 02:48:30,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2023-03-31 02:48:30,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-03-31 02:48:30,423 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2023-03-31 02:48:30,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-03-31 02:48:30,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516490367] [2023-03-31 02:48:30,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516490367] provided 1 perfect and 0 imperfect interpolant sequences [2023-03-31 02:48:30,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-03-31 02:48:30,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-03-31 02:48:30,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259545578] [2023-03-31 02:48:30,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-03-31 02:48:30,429 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-03-31 02:48:30,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-03-31 02:48:30,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-03-31 02:48:30,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-03-31 02:48:30,452 INFO L87 Difference]: Start difference. First operand has 1996 states, 1378 states have (on average 1.432510885341074) internal successors, (1974), 1419 states have internal predecessors, (1974), 453 states have call successors, (453), 161 states have call predecessors, (453), 160 states have return successors, (445), 442 states have call predecessors, (445), 445 states have call successors, (445) Second operand has 8 states, 8 states have (on average 15.625) internal successors, (125), 3 states have internal predecessors, (125), 2 states have call successors, (46), 7 states have call predecessors, (46), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2023-03-31 02:48:42,241 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 [] [2023-03-31 02:48:44,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-03-31 02:48:46,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-03-31 02:48:48,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-03-31 02:48:50,271 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-03-31 02:48:52,290 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-03-31 02:48:54,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-03-31 02:48:56,306 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-03-31 02:48:58,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-03-31 02:49:00,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-03-31 02:49:14,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-03-31 02:49:16,460 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-03-31 02:49:18,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-03-31 02:49:20,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-03-31 02:49:22,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-03-31 02:49:24,489 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-03-31 02:49:26,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-03-31 02:49:28,509 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []