/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--rcu--rcutorture.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 02:53:23,169 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 02:53:23,171 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 02:53:23,183 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 02:53:23,183 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 02:53:23,184 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 02:53:23,186 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 02:53:23,187 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 02:53:23,189 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 02:53:23,190 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 02:53:23,191 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 02:53:23,192 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 02:53:23,192 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 02:53:23,193 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 02:53:23,194 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 02:53:23,195 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 02:53:23,196 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 02:53:23,196 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 02:53:23,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 02:53:23,200 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 02:53:23,202 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 02:53:23,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 02:53:23,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 02:53:23,205 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 02:53:23,207 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 02:53:23,207 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 02:53:23,207 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 02:53:23,208 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 02:53:23,209 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 02:53:23,210 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 02:53:23,210 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 02:53:23,211 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 02:53:23,212 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 02:53:23,212 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 02:53:23,213 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 02:53:23,214 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 02:53:23,214 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 02:53:23,215 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 02:53:23,215 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 02:53:23,216 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 02:53:23,216 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 02:53:23,217 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 [2019-11-07 02:53:23,231 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 02:53:23,232 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 02:53:23,233 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 02:53:23,233 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 02:53:23,233 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 02:53:23,233 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 02:53:23,234 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 02:53:23,234 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 02:53:23,234 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 02:53:23,234 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 02:53:23,234 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 02:53:23,234 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 02:53:23,235 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 02:53:23,235 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 02:53:23,235 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 02:53:23,235 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 02:53:23,235 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 02:53:23,236 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 02:53:23,236 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 02:53:23,236 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 02:53:23,236 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 02:53:23,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 02:53:23,237 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 02:53:23,237 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 02:53:23,237 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 02:53:23,237 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 02:53:23,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 02:53:23,238 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 02:53:23,238 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-11-07 02:53:23,517 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 02:53:23,534 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 02:53:23,537 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 02:53:23,539 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 02:53:23,540 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 02:53:23,540 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--rcu--rcutorture.ko-entry_point.cil.out.i [2019-11-07 02:53:23,615 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9998e6e5/936194cf48234e4485e5eb53f533db9b/FLAGee5686d2d [2019-11-07 02:53:24,445 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 02:53:24,447 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--rcu--rcutorture.ko-entry_point.cil.out.i [2019-11-07 02:53:24,508 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9998e6e5/936194cf48234e4485e5eb53f533db9b/FLAGee5686d2d [2019-11-07 02:53:24,973 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a9998e6e5/936194cf48234e4485e5eb53f533db9b [2019-11-07 02:53:24,982 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 02:53:24,983 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 02:53:24,984 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 02:53:24,985 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 02:53:24,988 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 02:53:24,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:53:24" (1/1) ... [2019-11-07 02:53:24,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35f4eb9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:53:24, skipping insertion in model container [2019-11-07 02:53:24,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:53:24" (1/1) ... [2019-11-07 02:53:25,000 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 02:53:25,131 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 02:53:25,653 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1852] [2019-11-07 02:53:25,654 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1853-1854] [2019-11-07 02:53:26,921 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 02:53:26,973 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 02:53:27,035 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1852] [2019-11-07 02:53:27,036 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1853-1854] [2019-11-07 02:53:27,292 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 02:53:27,688 INFO L192 MainTranslator]: Completed translation [2019-11-07 02:53:27,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:53:27 WrapperNode [2019-11-07 02:53:27,689 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 02:53:27,690 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 02:53:27,690 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 02:53:27,690 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 02:53:27,705 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:53:27" (1/1) ... [2019-11-07 02:53:27,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:53:27" (1/1) ... [2019-11-07 02:53:27,833 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:53:27" (1/1) ... [2019-11-07 02:53:27,833 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:53:27" (1/1) ... [2019-11-07 02:53:27,977 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:53:27" (1/1) ... [2019-11-07 02:53:28,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:53:27" (1/1) ... [2019-11-07 02:53:28,056 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:53:27" (1/1) ... [2019-11-07 02:53:28,090 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 02:53:28,091 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 02:53:28,091 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 02:53:28,091 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 02:53:28,092 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:53:27" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 02:53:28,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 02:53:28,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 02:53:28,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-11-07 02:53:28,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2019-11-07 02:53:28,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~int [2019-11-07 02:53:28,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-11-07 02:53:28,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-11-07 02:53:28,179 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-11-07 02:53:28,179 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-11-07 02:53:28,179 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-11-07 02:53:28,179 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-11-07 02:53:28,179 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2019-11-07 02:53:28,183 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-11-07 02:53:28,183 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-11-07 02:53:28,183 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_weight [2019-11-07 02:53:28,183 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_check [2019-11-07 02:53:28,184 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2019-11-07 02:53:28,184 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_weight [2019-11-07 02:53:28,184 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-11-07 02:53:28,184 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2019-11-07 02:53:28,184 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_enable [2019-11-07 02:53:28,184 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-11-07 02:53:28,185 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-11-07 02:53:28,185 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-11-07 02:53:28,185 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-11-07 02:53:28,185 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-11-07 02:53:28,185 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-11-07 02:53:28,186 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2019-11-07 02:53:28,186 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_xchg [2019-11-07 02:53:28,186 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2019-11-07 02:53:28,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2019-11-07 02:53:28,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2019-11-07 02:53:28,186 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_disable [2019-11-07 02:53:28,186 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_enable [2019-11-07 02:53:28,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_1 [2019-11-07 02:53:28,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_2 [2019-11-07 02:53:28,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_5 [2019-11-07 02:53:28,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_6 [2019-11-07 02:53:28,187 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_pending [2019-11-07 02:53:28,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __this_cpu_preempt_check [2019-11-07 02:53:28,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2019-11-07 02:53:28,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2019-11-07 02:53:28,188 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu [2019-11-07 02:53:28,188 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu_bh_expedited [2019-11-07 02:53:28,188 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_acquire [2019-11-07 02:53:28,188 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_release [2019-11-07 02:53:28,189 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2019-11-07 02:53:28,189 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_held [2019-11-07 02:53:28,189 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2019-11-07 02:53:28,189 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2019-11-07 02:53:28,189 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_bh [2019-11-07 02:53:28,189 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock_bh [2019-11-07 02:53:28,189 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_read_lock_held [2019-11-07 02:53:28,190 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_read_lock [2019-11-07 02:53:28,190 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_read_unlock [2019-11-07 02:53:28,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-11-07 02:53:28,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_12 [2019-11-07 02:53:28,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-11-07 02:53:28,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-11-07 02:53:28,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-11-07 02:53:28,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-11-07 02:53:28,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-11-07 02:53:28,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-11-07 02:53:28,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-11-07 02:53:28,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-11-07 02:53:28,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-11-07 02:53:28,192 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_trace_clock_local [2019-11-07 02:53:28,192 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_alloc [2019-11-07 02:53:28,192 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_free [2019-11-07 02:53:28,193 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_read_lock [2019-11-07 02:53:28,193 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_delay [2019-11-07 02:53:28,194 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_read_unlock [2019-11-07 02:53:28,194 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_completed [2019-11-07 02:53:28,195 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_pipe_update_one [2019-11-07 02:53:28,195 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_pipe_update [2019-11-07 02:53:28,195 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_cb [2019-11-07 02:53:28,195 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_no_completed [2019-11-07 02:53:28,196 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_deferred_free [2019-11-07 02:53:28,196 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_sync_torture_init [2019-11-07 02:53:28,197 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_bh_torture_read_lock [2019-11-07 02:53:28,197 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_bh_torture_read_unlock [2019-11-07 02:53:28,197 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_bh_torture_completed [2019-11-07 02:53:28,197 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_bh_torture_deferred_free [2019-11-07 02:53:28,198 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_busted_torture_deferred_free [2019-11-07 02:53:28,198 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu_busted [2019-11-07 02:53:28,198 INFO L138 BoogieDeclarations]: Found implementation of procedure call_rcu_busted [2019-11-07 02:53:28,198 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_torture_read_lock [2019-11-07 02:53:28,199 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_read_delay [2019-11-07 02:53:28,199 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_torture_read_unlock [2019-11-07 02:53:28,199 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_torture_completed [2019-11-07 02:53:28,199 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_torture_deferred_free [2019-11-07 02:53:28,199 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_torture_synchronize [2019-11-07 02:53:28,199 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_torture_call [2019-11-07 02:53:28,199 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_torture_barrier [2019-11-07 02:53:28,200 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_torture_stats [2019-11-07 02:53:28,200 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_torture_synchronize_expedited [2019-11-07 02:53:28,200 INFO L138 BoogieDeclarations]: Found implementation of procedure sched_torture_read_lock [2019-11-07 02:53:28,200 INFO L138 BoogieDeclarations]: Found implementation of procedure sched_torture_read_unlock [2019-11-07 02:53:28,200 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_sched_torture_deferred_free [2019-11-07 02:53:28,200 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_boost_cb [2019-11-07 02:53:28,200 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_boost [2019-11-07 02:53:28,245 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_fqs [2019-11-07 02:53:28,246 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_writer [2019-11-07 02:53:28,246 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_fakewriter [2019-11-07 02:53:28,246 INFO L138 BoogieDeclarations]: Found implementation of procedure rcutorture_trace_dump [2019-11-07 02:53:28,246 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_timer [2019-11-07 02:53:28,246 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_reader [2019-11-07 02:53:28,246 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_printk [2019-11-07 02:53:28,246 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_stats_print [2019-11-07 02:53:28,248 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_stats [2019-11-07 02:53:28,248 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_print_module_parms [2019-11-07 02:53:28,248 INFO L138 BoogieDeclarations]: Found implementation of procedure rcutorture_booster_cleanup [2019-11-07 02:53:28,248 INFO L138 BoogieDeclarations]: Found implementation of procedure rcutorture_booster_init [2019-11-07 02:53:28,248 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_stall [2019-11-07 02:53:28,248 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_stall_init [2019-11-07 02:53:28,248 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_barrier_cbf [2019-11-07 02:53:28,249 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_barrier_cbs [2019-11-07 02:53:28,249 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_barrier [2019-11-07 02:53:28,249 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_barrier_init [2019-11-07 02:53:28,249 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_barrier_cleanup [2019-11-07 02:53:28,249 INFO L138 BoogieDeclarations]: Found implementation of procedure rcutorture_cpu_notify [2019-11-07 02:53:28,249 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_cleanup [2019-11-07 02:53:28,249 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_leak_cb [2019-11-07 02:53:28,250 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_err_cb [2019-11-07 02:53:28,250 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_test_debug_objects [2019-11-07 02:53:28,250 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_torture_init [2019-11-07 02:53:28,251 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2019-11-07 02:53:28,251 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_init_1 [2019-11-07 02:53:28,251 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2019-11-07 02:53:28,251 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2019-11-07 02:53:28,251 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2019-11-07 02:53:28,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2019-11-07 02:53:28,251 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2019-11-07 02:53:28,252 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 02:53:28,253 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-11-07 02:53:28,253 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2019-11-07 02:53:28,253 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-11-07 02:53:28,253 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2019-11-07 02:53:28,253 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-11-07 02:53:28,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_16 [2019-11-07 02:53:28,254 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-11-07 02:53:28,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_19 [2019-11-07 02:53:28,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_20 [2019-11-07 02:53:28,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-11-07 02:53:28,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-11-07 02:53:28,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-11-07 02:53:28,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-11-07 02:53:28,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-11-07 02:53:28,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-11-07 02:53:28,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitmap_weight [2019-11-07 02:53:28,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __compiletime_assert_852 [2019-11-07 02:53:28,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-11-07 02:53:28,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __cpu_to_node [2019-11-07 02:53:28,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-11-07 02:53:28,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-11-07 02:53:28,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2019-11-07 02:53:28,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __local_bh_disable_ip [2019-11-07 02:53:28,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __local_bh_enable_ip [2019-11-07 02:53:28,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-11-07 02:53:28,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __srcu_read_lock [2019-11-07 02:53:28,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __srcu_read_unlock [2019-11-07 02:53:28,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2019-11-07 02:53:28,259 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-11-07 02:53:28,259 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2019-11-07 02:53:28,259 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-11-07 02:53:28,260 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2019-11-07 02:53:28,260 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-11-07 02:53:28,260 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2019-11-07 02:53:28,260 INFO L138 BoogieDeclarations]: Found implementation of procedure _torture_create_kthread [2019-11-07 02:53:28,260 INFO L138 BoogieDeclarations]: Found implementation of procedure _torture_stop_kthread [2019-11-07 02:53:28,260 INFO L138 BoogieDeclarations]: Found implementation of procedure call_rcu_bh [2019-11-07 02:53:28,260 INFO L138 BoogieDeclarations]: Found implementation of procedure call_rcu_sched [2019-11-07 02:53:28,261 INFO L138 BoogieDeclarations]: Found implementation of procedure call_srcu [2019-11-07 02:53:28,261 INFO L138 BoogieDeclarations]: Found implementation of procedure cond_synchronize_rcu [2019-11-07 02:53:28,261 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-11-07 02:53:28,261 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2019-11-07 02:53:28,261 INFO L138 BoogieDeclarations]: Found implementation of procedure delayed_work_timer_fn [2019-11-07 02:53:28,261 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_rcu_head_on_stack [2019-11-07 02:53:28,261 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_timer_on_stack [2019-11-07 02:53:28,262 INFO L138 BoogieDeclarations]: Found implementation of procedure do_trace_rcu_torture_read [2019-11-07 02:53:28,262 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_bit [2019-11-07 02:53:28,262 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-11-07 02:53:28,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ftrace_dump [2019-11-07 02:53:28,262 INFO L138 BoogieDeclarations]: Found implementation of procedure get_seconds [2019-11-07 02:53:28,262 INFO L138 BoogieDeclarations]: Found implementation of procedure get_state_synchronize_rcu [2019-11-07 02:53:28,262 INFO L138 BoogieDeclarations]: Found implementation of procedure init_rcu_head_on_stack [2019-11-07 02:53:28,263 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2019-11-07 02:53:28,263 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_bind [2019-11-07 02:53:28,263 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_create_on_node [2019-11-07 02:53:28,263 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_should_stop [2019-11-07 02:53:28,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-11-07 02:53:28,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-11-07 02:53:28,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_3 [2019-11-07 02:53:28,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_4 [2019-11-07 02:53:28,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_6 [2019-11-07 02:53:28,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_7 [2019-11-07 02:53:28,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_8 [2019-11-07 02:53:28,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_setup_3 [2019-11-07 02:53:28,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_setup_4 [2019-11-07 02:53:28,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_setup_6 [2019-11-07 02:53:28,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_setup_7 [2019-11-07 02:53:28,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_setup_8 [2019-11-07 02:53:28,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-11-07 02:53:28,265 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-11-07 02:53:28,265 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2019-11-07 02:53:28,265 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2019-11-07 02:53:28,265 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2019-11-07 02:53:28,265 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2019-11-07 02:53:28,265 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2019-11-07 02:53:28,266 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-11-07 02:53:28,266 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-11-07 02:53:28,266 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-11-07 02:53:28,266 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2019-11-07 02:53:28,266 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-11-07 02:53:28,266 INFO L138 BoogieDeclarations]: Found implementation of procedure process_srcu [2019-11-07 02:53:28,266 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_barrier [2019-11-07 02:53:28,266 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_barrier_bh [2019-11-07 02:53:28,267 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_barrier_sched [2019-11-07 02:53:28,267 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_batches_completed [2019-11-07 02:53:28,267 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_batches_completed_bh [2019-11-07 02:53:28,267 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_bh_force_quiescent_state [2019-11-07 02:53:28,267 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_force_quiescent_state [2019-11-07 02:53:28,267 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2019-11-07 02:53:28,267 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lockdep_current_cpu_online [2019-11-07 02:53:28,268 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_bh_held [2019-11-07 02:53:28,268 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_sched_force_quiescent_state [2019-11-07 02:53:28,268 INFO L138 BoogieDeclarations]: Found implementation of procedure rcutorture_get_gp_data [2019-11-07 02:53:28,268 INFO L138 BoogieDeclarations]: Found implementation of procedure rcutorture_record_progress [2019-11-07 02:53:28,268 INFO L138 BoogieDeclarations]: Found implementation of procedure rcutorture_record_test_transition [2019-11-07 02:53:28,268 INFO L138 BoogieDeclarations]: Found implementation of procedure register_cpu_notifier [2019-11-07 02:53:28,268 INFO L138 BoogieDeclarations]: Found implementation of procedure sched_setscheduler [2019-11-07 02:53:28,268 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-11-07 02:53:28,269 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2019-11-07 02:53:28,269 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2019-11-07 02:53:28,269 INFO L138 BoogieDeclarations]: Found implementation of procedure set_user_nice [2019-11-07 02:53:28,269 INFO L138 BoogieDeclarations]: Found implementation of procedure show_rcu_gp_kthreads [2019-11-07 02:53:28,269 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_barrier [2019-11-07 02:53:28,269 INFO L138 BoogieDeclarations]: Found implementation of procedure srcu_batches_completed [2019-11-07 02:53:28,269 INFO L138 BoogieDeclarations]: Found implementation of procedure stutter_wait [2019-11-07 02:53:28,269 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu_bh [2019-11-07 02:53:28,270 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu_expedited [2019-11-07 02:53:28,270 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_sched [2019-11-07 02:53:28,270 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_sched_expedited [2019-11-07 02:53:28,270 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_srcu [2019-11-07 02:53:28,271 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_srcu_expedited [2019-11-07 02:53:28,271 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_cleanup [2019-11-07 02:53:28,271 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_init_begin [2019-11-07 02:53:28,271 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_init_end [2019-11-07 02:53:28,272 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_kthread_stopping [2019-11-07 02:53:28,272 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_must_stop [2019-11-07 02:53:28,272 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_must_stop_irq [2019-11-07 02:53:28,272 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_onoff_failures [2019-11-07 02:53:28,273 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_onoff_init [2019-11-07 02:53:28,273 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_onoff_stats [2019-11-07 02:53:28,273 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_random [2019-11-07 02:53:28,273 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_shuffle_init [2019-11-07 02:53:28,273 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_shutdown_absorb [2019-11-07 02:53:28,274 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_shutdown_init [2019-11-07 02:53:28,278 INFO L138 BoogieDeclarations]: Found implementation of procedure torture_stutter_init [2019-11-07 02:53:28,278 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_clock_local [2019-11-07 02:53:28,278 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2019-11-07 02:53:28,279 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2019-11-07 02:53:28,279 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_cpu_notifier [2019-11-07 02:53:28,279 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2019-11-07 02:53:28,280 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2019-11-07 02:53:28,280 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-11-07 02:53:28,281 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-11-07 02:53:28,281 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-11-07 02:53:28,288 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-11-07 02:53:28,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 02:53:28,288 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 02:53:28,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-11-07 02:53:28,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-11-07 02:53:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-11-07 02:53:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-11-07 02:53:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_bit [2019-11-07 02:53:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-11-07 02:53:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-11-07 02:53:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-11-07 02:53:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure ftrace_dump [2019-11-07 02:53:28,289 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-11-07 02:53:28,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 02:53:28,292 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-11-07 02:53:28,292 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-11-07 02:53:28,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 02:53:28,292 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-11-07 02:53:28,292 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2019-11-07 02:53:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-11-07 02:53:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2019-11-07 02:53:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-11-07 02:53:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-11-07 02:53:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2019-11-07 02:53:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-11-07 02:53:28,293 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-11-07 02:53:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-11-07 02:53:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure __bitmap_weight [2019-11-07 02:53:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_weight [2019-11-07 02:53:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_check [2019-11-07 02:53:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2019-11-07 02:53:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_weight [2019-11-07 02:53:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-11-07 02:53:28,294 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2019-11-07 02:53:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_enable [2019-11-07 02:53:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-11-07 02:53:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-11-07 02:53:28,295 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-11-07 02:53:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2019-11-07 02:53:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2019-11-07 02:53:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2019-11-07 02:53:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-11-07 02:53:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 02:53:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-11-07 02:53:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 02:53:28,296 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-11-07 02:53:28,297 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2019-11-07 02:53:28,297 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_xchg [2019-11-07 02:53:28,297 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2019-11-07 02:53:28,297 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2019-11-07 02:53:28,297 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2019-11-07 02:53:28,297 INFO L130 BoogieDeclarations]: Found specification of procedure __local_bh_disable_ip [2019-11-07 02:53:28,297 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_disable [2019-11-07 02:53:28,297 INFO L130 BoogieDeclarations]: Found specification of procedure __local_bh_enable_ip [2019-11-07 02:53:28,298 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_enable [2019-11-07 02:53:28,298 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2019-11-07 02:53:28,298 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2019-11-07 02:53:28,298 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2019-11-07 02:53:28,298 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2019-11-07 02:53:28,298 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-11-07 02:53:28,298 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2019-11-07 02:53:28,298 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-11-07 02:53:28,299 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2019-11-07 02:53:28,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_1 [2019-11-07 02:53:28,299 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-11-07 02:53:28,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_2 [2019-11-07 02:53:28,299 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2019-11-07 02:53:28,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_5 [2019-11-07 02:53:28,299 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-11-07 02:53:28,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_6 [2019-11-07 02:53:28,300 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2019-11-07 02:53:28,300 INFO L130 BoogieDeclarations]: Found specification of procedure get_seconds [2019-11-07 02:53:28,300 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-11-07 02:53:28,300 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-11-07 02:53:28,300 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2019-11-07 02:53:28,300 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-11-07 02:53:28,300 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-11-07 02:53:28,300 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-11-07 02:53:28,300 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-11-07 02:53:28,301 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_timer_on_stack [2019-11-07 02:53:28,301 INFO L130 BoogieDeclarations]: Found specification of procedure timer_pending [2019-11-07 02:53:28,301 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2019-11-07 02:53:28,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_19 [2019-11-07 02:53:28,301 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2019-11-07 02:53:28,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_20 [2019-11-07 02:53:28,301 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2019-11-07 02:53:28,302 INFO L130 BoogieDeclarations]: Found specification of procedure __cpu_to_node [2019-11-07 02:53:28,302 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2019-11-07 02:53:28,302 INFO L130 BoogieDeclarations]: Found specification of procedure __this_cpu_preempt_check [2019-11-07 02:53:28,302 INFO L130 BoogieDeclarations]: Found specification of procedure rcutorture_get_gp_data [2019-11-07 02:53:28,302 INFO L130 BoogieDeclarations]: Found specification of procedure rcutorture_record_test_transition [2019-11-07 02:53:28,302 INFO L130 BoogieDeclarations]: Found specification of procedure rcutorture_record_progress [2019-11-07 02:53:28,302 INFO L130 BoogieDeclarations]: Found specification of procedure do_trace_rcu_torture_read [2019-11-07 02:53:28,302 INFO L130 BoogieDeclarations]: Found specification of procedure call_rcu_bh [2019-11-07 02:53:28,303 INFO L130 BoogieDeclarations]: Found specification of procedure call_rcu_sched [2019-11-07 02:53:28,303 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_sched [2019-11-07 02:53:28,303 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2019-11-07 02:53:28,303 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2019-11-07 02:53:28,303 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu [2019-11-07 02:53:28,303 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu_bh [2019-11-07 02:53:28,303 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_sched_expedited [2019-11-07 02:53:28,303 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu_expedited [2019-11-07 02:53:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu_bh_expedited [2019-11-07 02:53:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_barrier [2019-11-07 02:53:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_barrier_bh [2019-11-07 02:53:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_barrier_sched [2019-11-07 02:53:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure get_state_synchronize_rcu [2019-11-07 02:53:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure cond_synchronize_rcu [2019-11-07 02:53:28,304 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_batches_completed [2019-11-07 02:53:28,305 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_batches_completed_bh [2019-11-07 02:53:28,305 INFO L130 BoogieDeclarations]: Found specification of procedure show_rcu_gp_kthreads [2019-11-07 02:53:28,305 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_force_quiescent_state [2019-11-07 02:53:28,305 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_bh_force_quiescent_state [2019-11-07 02:53:28,305 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_sched_force_quiescent_state [2019-11-07 02:53:28,305 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2019-11-07 02:53:28,305 INFO L130 BoogieDeclarations]: Found specification of procedure init_rcu_head_on_stack [2019-11-07 02:53:28,306 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_rcu_head_on_stack [2019-11-07 02:53:28,310 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lockdep_current_cpu_online [2019-11-07 02:53:28,310 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_acquire [2019-11-07 02:53:28,310 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_release [2019-11-07 02:53:28,310 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-11-07 02:53:28,310 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2019-11-07 02:53:28,310 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_bh_held [2019-11-07 02:53:28,310 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_held [2019-11-07 02:53:28,311 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2019-11-07 02:53:28,311 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2019-11-07 02:53:28,311 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_bh [2019-11-07 02:53:28,311 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock_bh [2019-11-07 02:53:28,311 INFO L130 BoogieDeclarations]: Found specification of procedure process_srcu [2019-11-07 02:53:28,311 INFO L130 BoogieDeclarations]: Found specification of procedure call_srcu [2019-11-07 02:53:28,311 INFO L130 BoogieDeclarations]: Found specification of procedure __srcu_read_lock [2019-11-07 02:53:28,311 INFO L130 BoogieDeclarations]: Found specification of procedure __srcu_read_unlock [2019-11-07 02:53:28,312 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_srcu [2019-11-07 02:53:28,312 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_srcu_expedited [2019-11-07 02:53:28,312 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_batches_completed [2019-11-07 02:53:28,312 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_barrier [2019-11-07 02:53:28,312 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_read_lock_held [2019-11-07 02:53:28,312 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_read_lock [2019-11-07 02:53:28,312 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_read_unlock [2019-11-07 02:53:28,313 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-07 02:53:28,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-11-07 02:53:28,313 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-11-07 02:53:28,313 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2019-11-07 02:53:28,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_16 [2019-11-07 02:53:28,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_12 [2019-11-07 02:53:28,313 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-11-07 02:53:28,313 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-11-07 02:53:28,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-11-07 02:53:28,314 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 02:53:28,314 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-07 02:53:28,314 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 02:53:28,314 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-11-07 02:53:28,314 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-11-07 02:53:28,314 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-07 02:53:28,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 02:53:28,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-11-07 02:53:28,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-11-07 02:53:28,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-11-07 02:53:28,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-11-07 02:53:28,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-11-07 02:53:28,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-11-07 02:53:28,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-11-07 02:53:28,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-11-07 02:53:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2019-11-07 02:53:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure timer_init_1 [2019-11-07 02:53:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2019-11-07 02:53:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2019-11-07 02:53:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2019-11-07 02:53:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2019-11-07 02:53:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2019-11-07 02:53:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2019-11-07 02:53:28,316 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2019-11-07 02:53:28,317 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-11-07 02:53:28,317 INFO L130 BoogieDeclarations]: Found specification of procedure set_user_nice [2019-11-07 02:53:28,317 INFO L130 BoogieDeclarations]: Found specification of procedure sched_setscheduler [2019-11-07 02:53:28,317 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2019-11-07 02:53:28,317 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2019-11-07 02:53:28,317 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_create_on_node [2019-11-07 02:53:28,317 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_bind [2019-11-07 02:53:28,317 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_should_stop [2019-11-07 02:53:28,317 INFO L130 BoogieDeclarations]: Found specification of procedure register_cpu_notifier [2019-11-07 02:53:28,318 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_cpu_notifier [2019-11-07 02:53:28,318 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2019-11-07 02:53:28,318 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-11-07 02:53:28,318 INFO L130 BoogieDeclarations]: Found specification of procedure trace_clock_local [2019-11-07 02:53:28,318 INFO L130 BoogieDeclarations]: Found specification of procedure torture_onoff_init [2019-11-07 02:53:28,318 INFO L130 BoogieDeclarations]: Found specification of procedure torture_onoff_stats [2019-11-07 02:53:28,318 INFO L130 BoogieDeclarations]: Found specification of procedure torture_onoff_failures [2019-11-07 02:53:28,318 INFO L130 BoogieDeclarations]: Found specification of procedure torture_random [2019-11-07 02:53:28,318 INFO L130 BoogieDeclarations]: Found specification of procedure torture_shuffle_init [2019-11-07 02:53:28,319 INFO L130 BoogieDeclarations]: Found specification of procedure torture_shutdown_absorb [2019-11-07 02:53:28,319 INFO L130 BoogieDeclarations]: Found specification of procedure torture_shutdown_init [2019-11-07 02:53:28,319 INFO L130 BoogieDeclarations]: Found specification of procedure stutter_wait [2019-11-07 02:53:28,319 INFO L130 BoogieDeclarations]: Found specification of procedure torture_stutter_init [2019-11-07 02:53:28,319 INFO L130 BoogieDeclarations]: Found specification of procedure torture_init_begin [2019-11-07 02:53:28,319 INFO L130 BoogieDeclarations]: Found specification of procedure torture_init_end [2019-11-07 02:53:28,319 INFO L130 BoogieDeclarations]: Found specification of procedure torture_cleanup [2019-11-07 02:53:28,319 INFO L130 BoogieDeclarations]: Found specification of procedure torture_must_stop [2019-11-07 02:53:28,320 INFO L130 BoogieDeclarations]: Found specification of procedure torture_must_stop_irq [2019-11-07 02:53:28,320 INFO L130 BoogieDeclarations]: Found specification of procedure torture_kthread_stopping [2019-11-07 02:53:28,320 INFO L130 BoogieDeclarations]: Found specification of procedure _torture_create_kthread [2019-11-07 02:53:28,320 INFO L130 BoogieDeclarations]: Found specification of procedure _torture_stop_kthread [2019-11-07 02:53:28,320 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_trace_clock_local [2019-11-07 02:53:28,320 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_alloc [2019-11-07 02:53:28,320 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_free [2019-11-07 02:53:28,320 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_read_lock [2019-11-07 02:53:28,321 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_delay [2019-11-07 02:53:28,321 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_read_unlock [2019-11-07 02:53:28,321 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_completed [2019-11-07 02:53:28,321 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_pipe_update_one [2019-11-07 02:53:28,321 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_pipe_update [2019-11-07 02:53:28,321 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_cb [2019-11-07 02:53:28,321 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-11-07 02:53:28,321 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_no_completed [2019-11-07 02:53:28,322 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_deferred_free [2019-11-07 02:53:28,322 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_sync_torture_init [2019-11-07 02:53:28,322 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_bh_torture_read_lock [2019-11-07 02:53:28,322 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_bh_torture_read_unlock [2019-11-07 02:53:28,322 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_bh_torture_completed [2019-11-07 02:53:28,322 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_bh_torture_deferred_free [2019-11-07 02:53:28,322 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_busted_torture_deferred_free [2019-11-07 02:53:28,322 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu_busted [2019-11-07 02:53:28,322 INFO L130 BoogieDeclarations]: Found specification of procedure call_rcu_busted [2019-11-07 02:53:28,323 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_torture_read_lock [2019-11-07 02:53:28,323 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_read_delay [2019-11-07 02:53:28,323 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_torture_read_unlock [2019-11-07 02:53:28,323 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_torture_completed [2019-11-07 02:53:28,323 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_torture_deferred_free [2019-11-07 02:53:28,323 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_torture_synchronize [2019-11-07 02:53:28,323 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_torture_call [2019-11-07 02:53:28,323 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_torture_barrier [2019-11-07 02:53:28,323 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_torture_stats [2019-11-07 02:53:28,323 INFO L130 BoogieDeclarations]: Found specification of procedure srcu_torture_synchronize_expedited [2019-11-07 02:53:28,324 INFO L130 BoogieDeclarations]: Found specification of procedure sched_torture_read_lock [2019-11-07 02:53:28,324 INFO L130 BoogieDeclarations]: Found specification of procedure sched_torture_read_unlock [2019-11-07 02:53:28,324 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_sched_torture_deferred_free [2019-11-07 02:53:28,324 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_boost_cb [2019-11-07 02:53:28,324 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_boost [2019-11-07 02:53:28,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 02:53:28,324 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_fqs [2019-11-07 02:53:28,324 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2019-11-07 02:53:28,324 INFO L130 BoogieDeclarations]: Found specification of procedure __compiletime_assert_852 [2019-11-07 02:53:28,325 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_writer [2019-11-07 02:53:28,325 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~int [2019-11-07 02:53:28,325 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-11-07 02:53:28,325 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_fakewriter [2019-11-07 02:53:28,325 INFO L130 BoogieDeclarations]: Found specification of procedure rcutorture_trace_dump [2019-11-07 02:53:28,325 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_timer [2019-11-07 02:53:28,325 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_reader [2019-11-07 02:53:28,325 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_printk [2019-11-07 02:53:28,325 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_stats_print [2019-11-07 02:53:28,326 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_stats [2019-11-07 02:53:28,326 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_print_module_parms [2019-11-07 02:53:28,326 INFO L130 BoogieDeclarations]: Found specification of procedure rcutorture_booster_cleanup [2019-11-07 02:53:28,326 INFO L130 BoogieDeclarations]: Found specification of procedure rcutorture_booster_init [2019-11-07 02:53:28,326 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_stall [2019-11-07 02:53:28,326 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_stall_init [2019-11-07 02:53:28,326 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_barrier_cbf [2019-11-07 02:53:28,326 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_barrier_cbs [2019-11-07 02:53:28,326 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-11-07 02:53:28,327 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_barrier [2019-11-07 02:53:28,327 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_barrier_init [2019-11-07 02:53:28,327 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_barrier_cleanup [2019-11-07 02:53:28,327 INFO L130 BoogieDeclarations]: Found specification of procedure rcutorture_cpu_notify [2019-11-07 02:53:28,327 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_cleanup [2019-11-07 02:53:28,327 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_leak_cb [2019-11-07 02:53:28,327 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_err_cb [2019-11-07 02:53:28,327 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_test_debug_objects [2019-11-07 02:53:28,327 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_torture_init [2019-11-07 02:53:28,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_setup_7 [2019-11-07 02:53:28,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_8 [2019-11-07 02:53:28,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-11-07 02:53:28,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_4 [2019-11-07 02:53:28,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_6 [2019-11-07 02:53:28,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_setup_3 [2019-11-07 02:53:28,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_setup_4 [2019-11-07 02:53:28,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_setup_6 [2019-11-07 02:53:28,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-11-07 02:53:28,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_3 [2019-11-07 02:53:28,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_7 [2019-11-07 02:53:28,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_setup_8 [2019-11-07 02:53:28,329 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 02:53:28,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-11-07 02:53:28,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-11-07 02:53:28,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-11-07 02:53:28,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-11-07 02:53:28,329 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-11-07 02:53:28,329 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-11-07 02:53:28,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-11-07 02:53:28,330 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 02:53:28,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 02:53:28,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 02:53:28,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-07 02:53:28,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 02:53:30,141 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-11-07 02:53:55,076 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 02:53:55,076 INFO L284 CfgBuilder]: Removed 2 assume(true) statements. [2019-11-07 02:53:55,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:53:55 BoogieIcfgContainer [2019-11-07 02:53:55,081 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 02:53:55,083 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 02:53:55,084 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 02:53:55,087 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 02:53:55,088 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 02:53:24" (1/3) ... [2019-11-07 02:53:55,090 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7889ae8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:53:55, skipping insertion in model container [2019-11-07 02:53:55,090 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:53:27" (2/3) ... [2019-11-07 02:53:55,091 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7889ae8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:53:55, skipping insertion in model container [2019-11-07 02:53:55,091 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:53:55" (3/3) ... [2019-11-07 02:53:55,098 INFO L109 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-kernel--rcu--rcutorture.ko-entry_point.cil.out.i [2019-11-07 02:53:55,109 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 02:53:55,125 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 02:53:55,137 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 02:53:55,184 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 02:53:55,184 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 02:53:55,184 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 02:53:55,184 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 02:53:55,184 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 02:53:55,184 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 02:53:55,184 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 02:53:55,185 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 02:53:55,261 INFO L276 IsEmpty]: Start isEmpty. Operand 2348 states. [2019-11-07 02:53:55,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-11-07 02:53:55,306 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 02:53:55,308 INFO L410 BasicCegarLoop]: trace histogram [19, 19, 19, 5, 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] [2019-11-07 02:53:55,311 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 02:53:55,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 02:53:55,319 INFO L82 PathProgramCache]: Analyzing trace with hash 1939160937, now seen corresponding path program 1 times [2019-11-07 02:53:55,329 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 02:53:55,329 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106951765] [2019-11-07 02:53:55,329 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 02:53:56,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 02:53:56,761 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 713 trivial. 0 not checked. [2019-11-07 02:53:56,762 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106951765] [2019-11-07 02:53:56,763 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 02:53:56,764 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 02:53:56,766 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875689356] [2019-11-07 02:53:56,772 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 02:53:56,772 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 02:53:56,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 02:53:56,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 02:53:56,790 INFO L87 Difference]: Start difference. First operand 2348 states. Second operand 3 states. [2019-11-07 02:54:00,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 02:54:00,131 INFO L93 Difference]: Finished difference Result 5087 states and 7202 transitions. [2019-11-07 02:54:00,132 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 02:54:00,133 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 199 [2019-11-07 02:54:00,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 02:54:00,194 INFO L225 Difference]: With dead ends: 5087 [2019-11-07 02:54:00,194 INFO L226 Difference]: Without dead ends: 3302 [2019-11-07 02:54:00,209 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 02:54:00,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3302 states. [2019-11-07 02:54:00,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3302 to 3299. [2019-11-07 02:54:00,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3299 states. [2019-11-07 02:54:00,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3299 states to 3299 states and 4636 transitions. [2019-11-07 02:54:00,531 INFO L78 Accepts]: Start accepts. Automaton has 3299 states and 4636 transitions. Word has length 199 [2019-11-07 02:54:00,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 02:54:00,536 INFO L462 AbstractCegarLoop]: Abstraction has 3299 states and 4636 transitions. [2019-11-07 02:54:00,536 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 02:54:00,536 INFO L276 IsEmpty]: Start isEmpty. Operand 3299 states and 4636 transitions. [2019-11-07 02:54:00,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2019-11-07 02:54:00,556 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 02:54:00,556 INFO L410 BasicCegarLoop]: trace histogram [19, 19, 19, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 02:54:00,557 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 02:54:00,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 02:54:00,557 INFO L82 PathProgramCache]: Analyzing trace with hash 1482680480, now seen corresponding path program 1 times [2019-11-07 02:54:00,557 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 02:54:00,558 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907808256] [2019-11-07 02:54:00,558 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 02:54:00,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 02:54:01,161 INFO L134 CoverageAnalysis]: Checked inductivity of 704 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 704 trivial. 0 not checked. [2019-11-07 02:54:01,162 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907808256] [2019-11-07 02:54:01,162 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 02:54:01,162 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 02:54:01,163 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179359500] [2019-11-07 02:54:01,165 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 02:54:01,165 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 02:54:01,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 02:54:01,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 02:54:01,166 INFO L87 Difference]: Start difference. First operand 3299 states and 4636 transitions. Second operand 3 states.