/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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--locking--locktorture.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.sifa-eq-dnf-be04d46 [2023-03-29 18:12:33,093 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-29 18:12:33,095 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-29 18:12:33,135 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-29 18:12:33,136 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-29 18:12:33,139 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-29 18:12:33,141 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-29 18:12:33,143 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-29 18:12:33,145 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-29 18:12:33,149 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-29 18:12:33,150 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-29 18:12:33,152 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-29 18:12:33,152 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-29 18:12:33,154 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-29 18:12:33,155 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-29 18:12:33,156 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-29 18:12:33,157 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-29 18:12:33,158 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-29 18:12:33,159 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-29 18:12:33,165 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-29 18:12:33,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-29 18:12:33,167 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-29 18:12:33,168 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-29 18:12:33,169 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-29 18:12:33,184 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-29 18:12:33,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-29 18:12:33,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-29 18:12:33,186 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-29 18:12:33,186 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-29 18:12:33,187 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-29 18:12:33,187 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-29 18:12:33,188 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-29 18:12:33,190 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-29 18:12:33,192 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-29 18:12:33,192 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-29 18:12:33,193 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-29 18:12:33,193 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-29 18:12:33,193 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-29 18:12:33,194 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-29 18:12:33,195 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-29 18:12:33,196 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-29 18:12:33,197 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 18:12:33,226 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-29 18:12:33,226 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-29 18:12:33,227 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-29 18:12:33,227 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-29 18:12:33,228 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-29 18:12:33,228 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-29 18:12:33,229 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-29 18:12:33,229 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-29 18:12:33,229 INFO L138 SettingsManager]: * Use SBE=true [2023-03-29 18:12:33,229 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-29 18:12:33,230 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-29 18:12:33,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-29 18:12:33,230 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-29 18:12:33,230 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-29 18:12:33,230 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-29 18:12:33,230 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-29 18:12:33,231 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-29 18:12:33,231 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-29 18:12:33,231 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-29 18:12:33,231 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-29 18:12:33,231 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-29 18:12:33,231 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-29 18:12:33,231 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-29 18:12:33,232 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-29 18:12:33,232 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-29 18:12:33,232 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-29 18:12:33,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-29 18:12:33,232 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-29 18:12:33,232 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-29 18:12:33,233 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-29 18:12:33,233 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-29 18:12:33,233 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-29 18:12:33,233 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> EqDomain [2023-03-29 18:12:33,483 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-29 18:12:33,519 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-29 18:12:33,521 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-29 18:12:33,522 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-29 18:12:33,522 INFO L275 PluginConnector]: CDTParser initialized [2023-03-29 18:12:33,524 INFO L432 ainManager$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-kernel--locking--locktorture.ko-entry_point.cil.out.i [2023-03-29 18:12:34,733 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-29 18:12:35,093 INFO L351 CDTParser]: Found 1 translation units. [2023-03-29 18:12:35,094 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-kernel--locking--locktorture.ko-entry_point.cil.out.i [2023-03-29 18:12:35,116 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7dda367b1/77474c183923481dbf835669da6b50be/FLAG1b51a4186 [2023-03-29 18:12:35,132 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7dda367b1/77474c183923481dbf835669da6b50be [2023-03-29 18:12:35,135 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-29 18:12:35,137 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-29 18:12:35,138 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-29 18:12:35,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-29 18:12:35,142 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-29 18:12:35,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 06:12:35" (1/1) ... [2023-03-29 18:12:35,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@825aded and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 06:12:35, skipping insertion in model container [2023-03-29 18:12:35,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.03 06:12:35" (1/1) ... [2023-03-29 18:12:35,151 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-29 18:12:35,229 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-29 18:12:35,486 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1764] [2023-03-29 18:12:35,486 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1765-1766] [2023-03-29 18:12:35,654 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-kernel--locking--locktorture.ko-entry_point.cil.out.i[52456,52469] [2023-03-29 18:12:35,891 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-29 18:12:35,913 INFO L203 MainTranslator]: Completed pre-run [2023-03-29 18:12:35,983 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1764] [2023-03-29 18:12:35,984 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1765-1766] [2023-03-29 18:12:36,000 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-kernel--locking--locktorture.ko-entry_point.cil.out.i[52456,52469] [2023-03-29 18:12:36,087 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-29 18:12:36,119 WARN L667 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-03-29 18:12:36,119 WARN L667 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-03-29 18:12:36,126 INFO L208 MainTranslator]: Completed translation [2023-03-29 18:12:36,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 06:12:36 WrapperNode [2023-03-29 18:12:36,126 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-29 18:12:36,128 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-29 18:12:36,128 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-29 18:12:36,128 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-29 18:12:36,139 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 06:12:36" (1/1) ... [2023-03-29 18:12:36,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 06:12:36" (1/1) ... [2023-03-29 18:12:36,182 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 06:12:36" (1/1) ... [2023-03-29 18:12:36,182 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 06:12:36" (1/1) ... [2023-03-29 18:12:36,245 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 06:12:36" (1/1) ... [2023-03-29 18:12:36,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 06:12:36" (1/1) ... [2023-03-29 18:12:36,264 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 06:12:36" (1/1) ... [2023-03-29 18:12:36,285 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 06:12:36" (1/1) ... [2023-03-29 18:12:36,294 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-29 18:12:36,295 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-29 18:12:36,295 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-29 18:12:36,295 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-29 18:12:36,296 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.03 06:12:36" (1/1) ... [2023-03-29 18:12:36,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-29 18:12:36,313 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-29 18:12:36,334 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 18:12:36,359 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 18:12:36,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-29 18:12:36,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-29 18:12:36,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~int [2023-03-29 18:12:36,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-03-29 18:12:36,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2023-03-29 18:12:36,378 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-29 18:12:36,379 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-03-29 18:12:36,379 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_weight [2023-03-29 18:12:36,379 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_weight [2023-03-29 18:12:36,379 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-03-29 18:12:36,380 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-03-29 18:12:36,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_1 [2023-03-29 18:12:36,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_5 [2023-03-29 18:12:36,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_8 [2023-03-29 18:12:36,380 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-03-29 18:12:36,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_12 [2023-03-29 18:12:36,381 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-03-29 18:12:36,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-03-29 18:12:36,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-03-29 18:12:36,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-03-29 18:12:36,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-03-29 18:12:36,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-03-29 18:12:36,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-03-29 18:12:36,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-03-29 18:12:36,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2023-03-29 18:12:36,381 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_busted_write_lock [2023-03-29 18:12:36,381 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_busted_write_delay [2023-03-29 18:12:36,381 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_busted_write_unlock [2023-03-29 18:12:36,382 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_lock [2023-03-29 18:12:36,382 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_delay [2023-03-29 18:12:36,382 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_unlock [2023-03-29 18:12:36,382 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_spin_lock_write_lock_irq [2023-03-29 18:12:36,382 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_lock_spin_write_unlock_irq [2023-03-29 18:12:36,382 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_torture_writer [2023-03-29 18:12:36,382 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_torture_printk [2023-03-29 18:12:36,382 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_torture_stats_print [2023-03-29 18:12:36,382 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_torture_stats [2023-03-29 18:12:36,382 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_torture_print_module_parms [2023-03-29 18:12:36,382 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_torture_cleanup [2023-03-29 18:12:36,383 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_torture_init [2023-03-29 18:12:36,383 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-29 18:12:36,383 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-03-29 18:12:36,383 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-03-29 18:12:36,383 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-03-29 18:12:36,384 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-03-29 18:12:36,384 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-03-29 18:12:36,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-03-29 18:12:36,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2023-03-29 18:12:36,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2023-03-29 18:12:36,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-03-29 18:12:36,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-03-29 18:12:36,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2023-03-29 18:12:36,385 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitmap_weight [2023-03-29 18:12:36,385 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-03-29 18:12:36,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2023-03-29 18:12:36,386 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2023-03-29 18:12:36,386 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2023-03-29 18:12:36,386 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2023-03-29 18:12:36,386 INFO L138 BoogieDeclarations]: Found implementation of procedure _torture_create_kthread [2023-03-29 18:12:36,387 INFO L138 BoogieDeclarations]: Found implementation of procedure _torture_stop_kthread [2023-03-29 18:12:36,387 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2023-03-29 18:12:36,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-03-29 18:12:36,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-03-29 18:12:36,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_1 [2023-03-29 18:12:36,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_2 [2023-03-29 18:12:36,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_3 [2023-03-29 18:12:36,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_1 [2023-03-29 18:12:36,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_2 [2023-03-29 18:12:36,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_3 [2023-03-29 18:12:36,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2023-03-29 18:12:36,388 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-03-29 18:12:36,388 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2023-03-29 18:12:36,389 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2023-03-29 18:12:36,389 INFO L138 BoogieDeclarations]: Found implementation of procedure set_user_nice [2023-03-29 18:12:36,389 INFO L138 BoogieDeclarations]: Found implementation of procedure stutter_wait [2023-03-29 18:12:36,389 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_cleanup [2023-03-29 18:12:36,389 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_init_begin [2023-03-29 18:12:36,390 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_init_end [2023-03-29 18:12:36,390 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_kthread_stopping [2023-03-29 18:12:36,390 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_must_stop [2023-03-29 18:12:36,390 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_onoff_failures [2023-03-29 18:12:36,390 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_onoff_init [2023-03-29 18:12:36,390 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_random [2023-03-29 18:12:36,390 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_shuffle_init [2023-03-29 18:12:36,390 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_shutdown_absorb [2023-03-29 18:12:36,391 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_shutdown_init [2023-03-29 18:12:36,391 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_stutter_init [2023-03-29 18:12:36,391 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-03-29 18:12:36,391 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-03-29 18:12:36,392 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-03-29 18:12:36,392 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-29 18:12:36,392 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-29 18:12:36,392 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-03-29 18:12:36,392 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-03-29 18:12:36,392 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-29 18:12:36,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-29 18:12:36,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-03-29 18:12:36,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-03-29 18:12:36,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-03-29 18:12:36,393 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-03-29 18:12:36,393 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-03-29 18:12:36,393 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-03-29 18:12:36,393 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-03-29 18:12:36,393 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-03-29 18:12:36,393 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2023-03-29 18:12:36,393 INFO L130 BoogieDeclarations]: Found specification of procedure __bitmap_weight [2023-03-29 18:12:36,393 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_weight [2023-03-29 18:12:36,393 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_weight [2023-03-29 18:12:36,393 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-03-29 18:12:36,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-29 18:12:36,394 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-03-29 18:12:36,394 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2023-03-29 18:12:36,394 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2023-03-29 18:12:36,394 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2023-03-29 18:12:36,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_1 [2023-03-29 18:12:36,394 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-03-29 18:12:36,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_5 [2023-03-29 18:12:36,395 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-03-29 18:12:36,395 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_8 [2023-03-29 18:12:36,395 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-03-29 18:12:36,395 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-03-29 18:12:36,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-03-29 18:12:36,396 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-03-29 18:12:36,397 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2023-03-29 18:12:36,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_12 [2023-03-29 18:12:36,399 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-03-29 18:12:36,399 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-03-29 18:12:36,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-03-29 18:12:36,404 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-03-29 18:12:36,404 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-03-29 18:12:36,404 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-29 18:12:36,404 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-03-29 18:12:36,404 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-03-29 18:12:36,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-03-29 18:12:36,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-03-29 18:12:36,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-03-29 18:12:36,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-03-29 18:12:36,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-03-29 18:12:36,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-03-29 18:12:36,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-03-29 18:12:36,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2023-03-29 18:12:36,406 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2023-03-29 18:12:36,406 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2023-03-29 18:12:36,406 INFO L130 BoogieDeclarations]: Found specification of procedure set_user_nice [2023-03-29 18:12:36,406 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2023-03-29 18:12:36,406 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-03-29 18:12:36,406 INFO L130 BoogieDeclarations]: Found specification of procedure torture_onoff_init [2023-03-29 18:12:36,406 INFO L130 BoogieDeclarations]: Found specification of procedure torture_onoff_failures [2023-03-29 18:12:36,406 INFO L130 BoogieDeclarations]: Found specification of procedure torture_random [2023-03-29 18:12:36,406 INFO L130 BoogieDeclarations]: Found specification of procedure torture_shuffle_init [2023-03-29 18:12:36,406 INFO L130 BoogieDeclarations]: Found specification of procedure torture_shutdown_absorb [2023-03-29 18:12:36,406 INFO L130 BoogieDeclarations]: Found specification of procedure torture_shutdown_init [2023-03-29 18:12:36,406 INFO L130 BoogieDeclarations]: Found specification of procedure stutter_wait [2023-03-29 18:12:36,407 INFO L130 BoogieDeclarations]: Found specification of procedure torture_stutter_init [2023-03-29 18:12:36,407 INFO L130 BoogieDeclarations]: Found specification of procedure torture_init_begin [2023-03-29 18:12:36,407 INFO L130 BoogieDeclarations]: Found specification of procedure torture_init_end [2023-03-29 18:12:36,407 INFO L130 BoogieDeclarations]: Found specification of procedure torture_cleanup [2023-03-29 18:12:36,407 INFO L130 BoogieDeclarations]: Found specification of procedure torture_must_stop [2023-03-29 18:12:36,407 INFO L130 BoogieDeclarations]: Found specification of procedure torture_kthread_stopping [2023-03-29 18:12:36,407 INFO L130 BoogieDeclarations]: Found specification of procedure _torture_create_kthread [2023-03-29 18:12:36,407 INFO L130 BoogieDeclarations]: Found specification of procedure _torture_stop_kthread [2023-03-29 18:12:36,407 INFO L130 BoogieDeclarations]: Found specification of procedure lock_torture_cleanup [2023-03-29 18:12:36,407 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_busted_write_lock [2023-03-29 18:12:36,407 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_busted_write_delay [2023-03-29 18:12:36,407 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_busted_write_unlock [2023-03-29 18:12:36,407 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_lock [2023-03-29 18:12:36,408 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_delay [2023-03-29 18:12:36,408 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_unlock [2023-03-29 18:12:36,408 INFO L130 BoogieDeclarations]: Found specification of procedure torture_spin_lock_write_lock_irq [2023-03-29 18:12:36,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-29 18:12:36,408 INFO L130 BoogieDeclarations]: Found specification of procedure torture_lock_spin_write_unlock_irq [2023-03-29 18:12:36,408 INFO L130 BoogieDeclarations]: Found specification of procedure lock_torture_writer [2023-03-29 18:12:36,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-03-29 18:12:36,408 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~int [2023-03-29 18:12:36,408 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-03-29 18:12:36,408 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2023-03-29 18:12:36,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-03-29 18:12:36,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-29 18:12:36,409 INFO L130 BoogieDeclarations]: Found specification of procedure lock_torture_printk [2023-03-29 18:12:36,409 INFO L130 BoogieDeclarations]: Found specification of procedure lock_torture_stats_print [2023-03-29 18:12:36,409 INFO L130 BoogieDeclarations]: Found specification of procedure lock_torture_stats [2023-03-29 18:12:36,409 INFO L130 BoogieDeclarations]: Found specification of procedure lock_torture_print_module_parms [2023-03-29 18:12:36,409 INFO L130 BoogieDeclarations]: Found specification of procedure lock_torture_init [2023-03-29 18:12:36,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-03-29 18:12:36,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_1 [2023-03-29 18:12:36,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-03-29 18:12:36,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_2 [2023-03-29 18:12:36,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-03-29 18:12:36,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_3 [2023-03-29 18:12:36,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_3 [2023-03-29 18:12:36,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_2 [2023-03-29 18:12:36,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_1 [2023-03-29 18:12:36,412 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-29 18:12:36,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2023-03-29 18:12:36,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2023-03-29 18:12:36,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2023-03-29 18:12:36,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2023-03-29 18:12:36,413 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2023-03-29 18:12:36,413 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-03-29 18:12:36,413 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-03-29 18:12:36,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-29 18:12:36,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-29 18:12:36,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-03-29 18:12:36,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-29 18:12:36,757 INFO L236 CfgBuilder]: Building ICFG [2023-03-29 18:12:36,764 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-29 18:12:36,847 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-03-29 18:12:37,960 INFO L277 CfgBuilder]: Performing block encoding [2023-03-29 18:12:37,979 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-29 18:12:37,980 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-03-29 18:12:37,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 06:12:37 BoogieIcfgContainer [2023-03-29 18:12:37,984 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-29 18:12:37,985 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2023-03-29 18:12:37,985 INFO L271 PluginConnector]: Initializing Sifa... [2023-03-29 18:12:37,985 INFO L275 PluginConnector]: Sifa initialized [2023-03-29 18:12:37,986 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.03 06:12:37" (1/1) ... [2023-03-29 18:12:37,986 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 18:12:38,057 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2023-03-29 18:12:38,057 INFO L166 IcfgInterpreter]: Building call graph [2023-03-29 18:12:38,065 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-29 18:12:38,074 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-29 18:12:38,075 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-03-29 18:12:43,347 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 617 for LOIs