/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml --sifa.abstract.domain EqDomain -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-paride-pt.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.sifa-eq-dnf-be04d46 [2023-03-29 16:56:47,344 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-29 16:56:47,346 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-29 16:56:47,381 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-29 16:56:47,381 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-29 16:56:47,382 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-29 16:56:47,383 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-29 16:56:47,385 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-29 16:56:47,386 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-29 16:56:47,387 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-29 16:56:47,388 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-29 16:56:47,389 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-29 16:56:47,389 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-29 16:56:47,390 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-29 16:56:47,391 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-29 16:56:47,391 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-29 16:56:47,392 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-29 16:56:47,393 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-29 16:56:47,394 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-29 16:56:47,396 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-29 16:56:47,397 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-29 16:56:47,398 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-29 16:56:47,399 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-29 16:56:47,400 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-29 16:56:47,403 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-29 16:56:47,403 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-29 16:56:47,404 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-29 16:56:47,405 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-29 16:56:47,405 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-29 16:56:47,406 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-29 16:56:47,406 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-29 16:56:47,407 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-29 16:56:47,407 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-29 16:56:47,408 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-29 16:56:47,409 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-29 16:56:47,409 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-29 16:56:47,410 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-29 16:56:47,410 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-29 16:56:47,410 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-29 16:56:47,411 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-29 16:56:47,412 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-29 16:56:47,413 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2023-03-29 16:56:47,434 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-29 16:56:47,434 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-29 16:56:47,435 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-29 16:56:47,435 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-29 16:56:47,435 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-29 16:56:47,436 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-29 16:56:47,436 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-29 16:56:47,436 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-29 16:56:47,436 INFO L138 SettingsManager]: * Use SBE=true [2023-03-29 16:56:47,437 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-29 16:56:47,437 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-29 16:56:47,437 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-29 16:56:47,437 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-29 16:56:47,437 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-29 16:56:47,437 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-29 16:56:47,437 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-29 16:56:47,437 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-29 16:56:47,438 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-29 16:56:47,438 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-29 16:56:47,438 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-29 16:56:47,438 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-29 16:56:47,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-29 16:56:47,438 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-29 16:56:47,439 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-29 16:56:47,439 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-29 16:56:47,439 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-29 16:56:47,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-29 16:56:47,439 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-29 16:56:47,439 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-29 16:56:47,439 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-29 16:56:47,439 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-29 16:56:47,440 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-29 16:56:47,440 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> EqDomain [2023-03-29 16:56:47,634 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-29 16:56:47,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-29 16:56:47,669 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-29 16:56:47,671 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-29 16:56:47,671 INFO L275 PluginConnector]: CDTParser initialized [2023-03-29 16:56:47,673 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-paride-pt.ko.cil.out.i [2023-03-29 16:56:48,964 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-29 16:56:49,394 INFO L351 CDTParser]: Found 1 translation units. [2023-03-29 16:56:49,396 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-paride-pt.ko.cil.out.i [2023-03-29 16:56:49,427 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfc59e653/612af08ac77c44948d7a558711a2f79f/FLAG9b507d351 [2023-03-29 16:56:49,444 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfc59e653/612af08ac77c44948d7a558711a2f79f [2023-03-29 16:56:49,446 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-29 16:56:49,448 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-29 16:56:49,452 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-29 16:56:49,452 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-29 16:56:49,455 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-29 16:56:49,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 04:56:49" (1/1) ... [2023-03-29 16:56:49,457 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15f4ee5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 04:56:49, skipping insertion in model container [2023-03-29 16:56:49,457 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 04:56:49" (1/1) ... [2023-03-29 16:56:49,464 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-29 16:56:49,537 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-29 16:56:50,475 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-paride-pt.ko.cil.out.i[119206,119219] [2023-03-29 16:56:50,508 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-29 16:56:50,539 INFO L203 MainTranslator]: Completed pre-run [2023-03-29 16:56:50,709 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-block-paride-pt.ko.cil.out.i[119206,119219] [2023-03-29 16:56:50,721 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-29 16:56:50,758 INFO L208 MainTranslator]: Completed translation [2023-03-29 16:56:50,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 04:56:50 WrapperNode [2023-03-29 16:56:50,759 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-29 16:56:50,760 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-29 16:56:50,761 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-29 16:56:50,761 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-29 16:56:50,772 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 04:56:50" (1/1) ... [2023-03-29 16:56:50,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 04:56:50" (1/1) ... [2023-03-29 16:56:50,815 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 04:56:50" (1/1) ... [2023-03-29 16:56:50,815 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 04:56:50" (1/1) ... [2023-03-29 16:56:50,899 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 04:56:50" (1/1) ... [2023-03-29 16:56:50,930 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 04:56:50" (1/1) ... [2023-03-29 16:56:50,939 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 04:56:50" (1/1) ... [2023-03-29 16:56:50,949 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 04:56:50" (1/1) ... [2023-03-29 16:56:50,972 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-29 16:56:50,973 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-29 16:56:50,973 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-29 16:56:50,973 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-29 16:56:50,978 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 04:56:50" (1/1) ... [2023-03-29 16:56:50,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-29 16:56:50,999 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-29 16:56:51,015 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) [2023-03-29 16:56:51,025 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 [2023-03-29 16:56:51,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-29 16:56:51,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-29 16:56:51,056 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-29 16:56:51,056 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-03-29 16:56:51,057 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-03-29 16:56:51,058 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-03-29 16:56:51,059 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-03-29 16:56:51,059 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-03-29 16:56:51,059 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2023-03-29 16:56:51,059 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2023-03-29 16:56:51,059 INFO L138 BoogieDeclarations]: Found implementation of procedure register_chrdev [2023-03-29 16:56:51,059 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2023-03-29 16:56:51,059 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-03-29 16:56:51,059 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-03-29 16:56:51,059 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-03-29 16:56:51,059 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2023-03-29 16:56:51,059 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2023-03-29 16:56:51,059 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2023-03-29 16:56:51,060 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2023-03-29 16:56:51,060 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_wait [2023-03-29 16:56:51,060 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_command [2023-03-29 16:56:51,060 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_completion [2023-03-29 16:56:51,060 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_req_sense [2023-03-29 16:56:51,060 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_atapi [2023-03-29 16:56:51,060 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_sleep [2023-03-29 16:56:51,060 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_poll_dsc [2023-03-29 16:56:51,060 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_media_access_cmd [2023-03-29 16:56:51,060 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_rewind [2023-03-29 16:56:51,060 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_write_fm [2023-03-29 16:56:51,061 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_reset [2023-03-29 16:56:51,061 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_ready_wait [2023-03-29 16:56:51,061 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2023-03-29 16:56:51,061 INFO L138 BoogieDeclarations]: Found implementation of procedure xn [2023-03-29 16:56:51,061 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_identify [2023-03-29 16:56:51,061 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_probe [2023-03-29 16:56:51,061 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_detect [2023-03-29 16:56:51,061 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_open [2023-03-29 16:56:51,061 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_ioctl [2023-03-29 16:56:51,061 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_release [2023-03-29 16:56:51,061 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_read [2023-03-29 16:56:51,061 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_write [2023-03-29 16:56:51,061 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_init [2023-03-29 16:56:51,062 INFO L138 BoogieDeclarations]: Found implementation of procedure pt_exit [2023-03-29 16:56:51,062 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-29 16:56:51,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2023-03-29 16:56:51,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2023-03-29 16:56:51,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2023-03-29 16:56:51,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2023-03-29 16:56:51,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2023-03-29 16:56:51,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2023-03-29 16:56:51,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-03-29 16:56:51,063 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-03-29 16:56:51,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-03-29 16:56:51,064 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_create [2023-03-29 16:56:51,064 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-03-29 16:56:51,064 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-03-29 16:56:51,065 INFO L138 BoogieDeclarations]: Found implementation of procedure __register_chrdev [2023-03-29 16:56:51,065 INFO L138 BoogieDeclarations]: Found implementation of procedure __unregister_chrdev [2023-03-29 16:56:51,065 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-03-29 16:56:51,065 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-03-29 16:56:51,065 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2023-03-29 16:56:51,065 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create [2023-03-29 16:56:51,065 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2023-03-29 16:56:51,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2023-03-29 16:56:51,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-03-29 16:56:51,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_int [2023-03-29 16:56:51,066 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-03-29 16:56:51,066 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-03-29 16:56:51,066 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-03-29 16:56:51,066 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2023-03-29 16:56:51,066 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2023-03-29 16:56:51,066 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2023-03-29 16:56:51,066 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_block [2023-03-29 16:56:51,066 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2023-03-29 16:56:51,066 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2023-03-29 16:56:51,066 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2023-03-29 16:56:51,067 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_regr [2023-03-29 16:56:51,067 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-03-29 16:56:51,067 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2023-03-29 16:56:51,067 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2023-03-29 16:56:51,067 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-03-29 16:56:51,068 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-29 16:56:51,068 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-29 16:56:51,068 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-03-29 16:56:51,068 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-03-29 16:56:51,068 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-29 16:56:51,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-29 16:56:51,068 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-03-29 16:56:51,068 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2023-03-29 16:56:51,068 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-03-29 16:56:51,069 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2023-03-29 16:56:51,069 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-03-29 16:56:51,069 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-03-29 16:56:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-03-29 16:56:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-29 16:56:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-03-29 16:56:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-29 16:56:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-03-29 16:56:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2023-03-29 16:56:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-03-29 16:56:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-03-29 16:56:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-03-29 16:56:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2023-03-29 16:56:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2023-03-29 16:56:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2023-03-29 16:56:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2023-03-29 16:56:51,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2023-03-29 16:56:51,071 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2023-03-29 16:56:51,071 INFO L130 BoogieDeclarations]: Found specification of procedure __register_chrdev [2023-03-29 16:56:51,071 INFO L130 BoogieDeclarations]: Found specification of procedure __unregister_chrdev [2023-03-29 16:56:51,071 INFO L130 BoogieDeclarations]: Found specification of procedure register_chrdev [2023-03-29 16:56:51,071 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2023-03-29 16:56:51,071 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2023-03-29 16:56:51,071 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-03-29 16:56:51,071 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-03-29 16:56:51,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-03-29 16:56:51,072 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-03-29 16:56:51,072 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2023-03-29 16:56:51,072 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2023-03-29 16:56:51,072 INFO L130 BoogieDeclarations]: Found specification of procedure device_create [2023-03-29 16:56:51,072 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2023-03-29 16:56:51,072 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2023-03-29 16:56:51,072 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-03-29 16:56:51,072 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-03-29 16:56:51,073 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-03-29 16:56:51,073 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-03-29 16:56:51,073 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2023-03-29 16:56:51,074 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2023-03-29 16:56:51,074 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_regr [2023-03-29 16:56:51,074 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2023-03-29 16:56:51,075 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2023-03-29 16:56:51,078 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_block [2023-03-29 16:56:51,078 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2023-03-29 16:56:51,083 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2023-03-29 16:56:51,084 INFO L130 BoogieDeclarations]: Found specification of procedure pt_open [2023-03-29 16:56:51,084 INFO L130 BoogieDeclarations]: Found specification of procedure pt_ioctl [2023-03-29 16:56:51,084 INFO L130 BoogieDeclarations]: Found specification of procedure pt_release [2023-03-29 16:56:51,084 INFO L130 BoogieDeclarations]: Found specification of procedure pt_read [2023-03-29 16:56:51,084 INFO L130 BoogieDeclarations]: Found specification of procedure pt_write [2023-03-29 16:56:51,084 INFO L130 BoogieDeclarations]: Found specification of procedure pt_detect [2023-03-29 16:56:51,084 INFO L130 BoogieDeclarations]: Found specification of procedure pt_identify [2023-03-29 16:56:51,084 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2023-03-29 16:56:51,084 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2023-03-29 16:56:51,084 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2023-03-29 16:56:51,084 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2023-03-29 16:56:51,084 INFO L130 BoogieDeclarations]: Found specification of procedure pt_wait [2023-03-29 16:56:51,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-03-29 16:56:51,085 INFO L130 BoogieDeclarations]: Found specification of procedure pt_command [2023-03-29 16:56:51,085 INFO L130 BoogieDeclarations]: Found specification of procedure pt_completion [2023-03-29 16:56:51,085 INFO L130 BoogieDeclarations]: Found specification of procedure pt_req_sense [2023-03-29 16:56:51,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-03-29 16:56:51,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-29 16:56:51,085 INFO L130 BoogieDeclarations]: Found specification of procedure pt_atapi [2023-03-29 16:56:51,085 INFO L130 BoogieDeclarations]: Found specification of procedure pt_sleep [2023-03-29 16:56:51,085 INFO L130 BoogieDeclarations]: Found specification of procedure pt_poll_dsc [2023-03-29 16:56:51,085 INFO L130 BoogieDeclarations]: Found specification of procedure pt_media_access_cmd [2023-03-29 16:56:51,085 INFO L130 BoogieDeclarations]: Found specification of procedure pt_rewind [2023-03-29 16:56:51,085 INFO L130 BoogieDeclarations]: Found specification of procedure pt_write_fm [2023-03-29 16:56:51,085 INFO L130 BoogieDeclarations]: Found specification of procedure pt_reset [2023-03-29 16:56:51,085 INFO L130 BoogieDeclarations]: Found specification of procedure pt_ready_wait [2023-03-29 16:56:51,085 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2023-03-29 16:56:51,085 INFO L130 BoogieDeclarations]: Found specification of procedure xn [2023-03-29 16:56:51,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-03-29 16:56:51,085 INFO L130 BoogieDeclarations]: Found specification of procedure pt_probe [2023-03-29 16:56:51,086 INFO L130 BoogieDeclarations]: Found specification of procedure pt_init [2023-03-29 16:56:51,086 INFO L130 BoogieDeclarations]: Found specification of procedure pt_exit [2023-03-29 16:56:51,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-03-29 16:56:51,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2023-03-29 16:56:51,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-03-29 16:56:51,086 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-29 16:56:51,086 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-29 16:56:51,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2023-03-29 16:56:51,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_int [2023-03-29 16:56:51,086 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-03-29 16:56:51,086 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-03-29 16:56:51,086 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-03-29 16:56:51,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-03-29 16:56:51,086 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-03-29 16:56:51,086 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2023-03-29 16:56:51,086 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-03-29 16:56:51,086 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-29 16:56:51,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-29 16:56:51,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-03-29 16:56:51,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-29 16:56:51,559 INFO L236 CfgBuilder]: Building ICFG [2023-03-29 16:56:51,562 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-29 16:56:56,061 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-03-29 16:56:56,106 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2023-03-29 16:56:56,106 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2023-03-29 16:56:56,165 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2023-03-29 16:56:56,687 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-03-29 16:56:56,687 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-03-29 16:56:56,731 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false;call ULTIMATE.dealloc(~#mtop~0.base, ~#mtop~0.offset);havoc ~#mtop~0.base, ~#mtop~0.offset; [2023-03-29 16:56:56,731 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2023-03-29 16:56:56,731 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2023-03-29 16:56:56,731 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2023-03-29 16:56:57,742 INFO L277 CfgBuilder]: Performing block encoding [2023-03-29 16:56:57,763 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-29 16:56:57,764 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-03-29 16:56:57,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 04:56:57 BoogieIcfgContainer [2023-03-29 16:56:57,767 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-29 16:56:57,768 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2023-03-29 16:56:57,768 INFO L271 PluginConnector]: Initializing Sifa... [2023-03-29 16:56:57,768 INFO L275 PluginConnector]: Sifa initialized [2023-03-29 16:56:57,769 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 04:56:57" (1/1) ... [2023-03-29 16:56:57,770 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=EqDomain ♦ Max. Parallel Octagon=2 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=NONE ♦ Max. Parallel Equality=2 ♦ SizeLimitFluid Max. DAG Size=-1 [2023-03-29 16:56:57,832 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2023-03-29 16:56:57,832 INFO L166 IcfgInterpreter]: Building call graph [2023-03-29 16:56:57,844 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-29 16:56:57,852 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-29 16:56:57,853 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-03-29 16:57:05,773 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 915 for LOIs