/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml --sifa.abstract.domain IntervalDomain -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_uverbs.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 01:25:27,981 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 01:25:27,983 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 01:25:28,011 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-01 01:25:28,011 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-01 01:25:28,012 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-01 01:25:28,012 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-01 01:25:28,014 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-01 01:25:28,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-01 01:25:28,015 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-01 01:25:28,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-01 01:25:28,016 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-01 01:25:28,016 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-01 01:25:28,017 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-01 01:25:28,018 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-01 01:25:28,018 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-01 01:25:28,019 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-01 01:25:28,019 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-01 01:25:28,020 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-01 01:25:28,029 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-01 01:25:28,030 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-01 01:25:28,034 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-01 01:25:28,034 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-01 01:25:28,035 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-01 01:25:28,037 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-01 01:25:28,037 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-01 01:25:28,037 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-01 01:25:28,038 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-01 01:25:28,038 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-01 01:25:28,039 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-01 01:25:28,039 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-01 01:25:28,040 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-01 01:25:28,040 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-01 01:25:28,040 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-01 01:25:28,041 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-01 01:25:28,041 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-01 01:25:28,042 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-01 01:25:28,042 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-01 01:25:28,042 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 01:25:28,043 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 01:25:28,043 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 01:25:28,050 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-04-01 01:25:28,068 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 01:25:28,068 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 01:25:28,068 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 01:25:28,068 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 01:25:28,069 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 01:25:28,069 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 01:25:28,069 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-01 01:25:28,069 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-01 01:25:28,069 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-01 01:25:28,069 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-01 01:25:28,069 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-01 01:25:28,069 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-01 01:25:28,070 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-01 01:25:28,070 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-01 01:25:28,070 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-01 01:25:28,070 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-01 01:25:28,070 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-01 01:25:28,070 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-01 01:25:28,071 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 01:25:28,071 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 01:25:28,071 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 01:25:28,071 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 01:25:28,071 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 01:25:28,071 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 01:25:28,071 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 01:25:28,071 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 01:25:28,071 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 01:25:28,071 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 01:25:28,071 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 01:25:28,072 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 01:25:28,072 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 01:25:28,072 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 01:25:28,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 01:25:28,072 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 01:25:28,072 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-01 01:25:28,072 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 01:25:28,072 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 01:25:28,072 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-01 01:25:28,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 01:25:28,075 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 01:25:28,075 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-01 01:25:28,075 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2023-04-01 01:25:28,236 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 01:25:28,249 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 01:25:28,251 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 01:25:28,251 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 01:25:28,252 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 01:25:28,253 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_uverbs.ko-entry_point.cil.out.i [2023-04-01 01:25:29,298 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 01:25:29,737 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 01:25:29,737 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_uverbs.ko-entry_point.cil.out.i [2023-04-01 01:25:29,788 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f9f75dea/c5013707f02a4b95bbbdcb4c33df4798/FLAGcbc30d746 [2023-04-01 01:25:29,800 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f9f75dea/c5013707f02a4b95bbbdcb4c33df4798 [2023-04-01 01:25:29,803 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 01:25:29,804 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 01:25:29,805 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 01:25:29,805 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 01:25:29,807 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 01:25:29,808 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 01:25:29" (1/1) ... [2023-04-01 01:25:29,809 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17994719 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:25:29, skipping insertion in model container [2023-04-01 01:25:29,809 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 01:25:29" (1/1) ... [2023-04-01 01:25:29,815 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 01:25:29,917 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 01:25:33,152 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_uverbs.ko-entry_point.cil.out.i[354644,354657] [2023-04-01 01:25:33,240 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 01:25:33,284 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 01:25:33,695 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_uverbs.ko-entry_point.cil.out.i[354644,354657] [2023-04-01 01:25:33,703 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 01:25:33,825 WARN L667 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-04-01 01:25:33,825 WARN L667 CHandler]: The function __xadd_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-04-01 01:25:33,825 WARN L667 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-04-01 01:25:33,825 WARN L667 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-04-01 01:25:33,830 INFO L208 MainTranslator]: Completed translation [2023-04-01 01:25:33,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:25:33 WrapperNode [2023-04-01 01:25:33,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 01:25:33,832 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 01:25:33,832 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 01:25:33,832 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 01:25:33,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:25:33" (1/1) ... [2023-04-01 01:25:33,842 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:25:33" (1/1) ... [2023-04-01 01:25:33,942 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:25:33" (1/1) ... [2023-04-01 01:25:33,942 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:25:33" (1/1) ... [2023-04-01 01:25:34,077 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:25:33" (1/1) ... [2023-04-01 01:25:34,107 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:25:33" (1/1) ... [2023-04-01 01:25:34,147 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:25:33" (1/1) ... [2023-04-01 01:25:34,178 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:25:33" (1/1) ... [2023-04-01 01:25:34,225 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 01:25:34,227 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 01:25:34,227 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 01:25:34,227 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 01:25:34,227 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:25:33" (1/1) ... [2023-04-01 01:25:34,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 01:25:34,239 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 01:25:34,250 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-01 01:25:34,260 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-01 01:25:34,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 01:25:34,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 01:25:34,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-04-01 01:25:34,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2023-04-01 01:25:34,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-04-01 01:25:34,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2023-04-01 01:25:34,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-04-01 01:25:34,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-04-01 01:25:34,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2023-04-01 01:25:34,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2023-04-01 01:25:34,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2023-04-01 01:25:34,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2023-04-01 01:25:34,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u64~0~X~~u64~0~X~~u64~0~X~int~X~$Pointer$~TO~$Pointer$ [2023-04-01 01:25:34,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~~u64~0~X~~u64~0~X~~u64~0~X~int~X~$Pointer$~X~$Pointer$~TO~int [2023-04-01 01:25:34,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2023-04-01 01:25:34,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2023-04-01 01:25:34,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-04-01 01:25:34,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2023-04-01 01:25:34,283 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 01:25:34,283 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-04-01 01:25:34,283 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-04-01 01:25:34,283 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-04-01 01:25:34,283 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-04-01 01:25:34,283 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-04-01 01:25:34,283 INFO L138 BoogieDeclarations]: Found implementation of procedure current_top_of_stack [2023-04-01 01:25:34,283 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-04-01 01:25:34,283 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_and_test [2023-04-01 01:25:34,283 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2023-04-01 01:25:34,284 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2023-04-01 01:25:34,284 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-04-01 01:25:34,284 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-04-01 01:25:34,284 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-04-01 01:25:34,284 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-04-01 01:25:34,284 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-04-01 01:25:34,284 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-04-01 01:25:34,284 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2023-04-01 01:25:34,284 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2023-04-01 01:25:34,284 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2023-04-01 01:25:34,285 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2023-04-01 01:25:34,285 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2023-04-01 01:25:34,285 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2023-04-01 01:25:34,285 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-04-01 01:25:34,285 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-04-01 01:25:34,285 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-04-01 01:25:34,286 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-01 01:25:34,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-01 01:25:34,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-04-01 01:25:34,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-04-01 01:25:34,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-04-01 01:25:34,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-04-01 01:25:34,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-04-01 01:25:34,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-01 01:25:34,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-01 01:25:34,287 INFO L138 BoogieDeclarations]: Found implementation of procedure class_create_file [2023-04-01 01:25:34,287 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-04-01 01:25:34,287 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-04-01 01:25:34,287 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2023-04-01 01:25:34,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __chk_range_not_ok [2023-04-01 01:25:34,287 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-04-01 01:25:34,287 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-04-01 01:25:34,287 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2023-04-01 01:25:34,287 INFO L138 BoogieDeclarations]: Found implementation of procedure fdput [2023-04-01 01:25:34,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __to_fd [2023-04-01 01:25:34,287 INFO L138 BoogieDeclarations]: Found implementation of procedure fdget [2023-04-01 01:25:34,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_release_dev [2023-04-01 01:25:34,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_release_event_file [2023-04-01 01:25:34,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_release_ucq [2023-04-01 01:25:34,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_release_uevent [2023-04-01 01:25:34,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_detach_umcast [2023-04-01 01:25:34,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_cleanup_ucontext [2023-04-01 01:25:34,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_release_file [2023-04-01 01:25:34,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_event_read [2023-04-01 01:25:34,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_event_poll [2023-04-01 01:25:34,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_event_fasync [2023-04-01 01:25:34,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_event_close [2023-04-01 01:25:34,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_comp_handler [2023-04-01 01:25:34,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_async_handler [2023-04-01 01:25:34,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_cq_event_handler [2023-04-01 01:25:34,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_qp_event_handler [2023-04-01 01:25:34,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_srq_event_handler [2023-04-01 01:25:34,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_event_handler [2023-04-01 01:25:34,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_alloc_event_file [2023-04-01 01:25:34,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_lookup_comp_file [2023-04-01 01:25:34,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_write [2023-04-01 01:25:34,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_mmap [2023-04-01 01:25:34,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_open [2023-04-01 01:25:34,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_close [2023-04-01 01:25:34,290 INFO L138 BoogieDeclarations]: Found implementation of procedure show_ibdev [2023-04-01 01:25:34,290 INFO L138 BoogieDeclarations]: Found implementation of procedure show_dev_abi_version [2023-04-01 01:25:34,290 INFO L138 BoogieDeclarations]: Found implementation of procedure find_overflow_devnum [2023-04-01 01:25:34,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_add_one [2023-04-01 01:25:34,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_remove_one [2023-04-01 01:25:34,290 INFO L138 BoogieDeclarations]: Found implementation of procedure uverbs_devnode [2023-04-01 01:25:34,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_init [2023-04-01 01:25:34,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_cleanup [2023-04-01 01:25:34,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_7 [2023-04-01 01:25:34,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_6 [2023-04-01 01:25:34,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_5 [2023-04-01 01:25:34,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ib_client_4 [2023-04-01 01:25:34,290 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 01:25:34,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-04-01 01:25:34,291 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-04-01 01:25:34,291 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-04-01 01:25:34,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_5 [2023-04-01 01:25:34,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_6 [2023-04-01 01:25:34,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_nonseekable_open_7 [2023-04-01 01:25:34,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_8 [2023-04-01 01:25:34,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cdev_init_9 [2023-04-01 01:25:34,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cdev_del_10 [2023-04-01 01:25:34,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cdev_del_11 [2023-04-01 01:25:34,291 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2023-04-01 01:25:34,291 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-04-01 01:25:34,292 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-04-01 01:25:34,292 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-04-01 01:25:34,292 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2023-04-01 01:25:34,292 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2023-04-01 01:25:34,292 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2023-04-01 01:25:34,293 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2023-04-01 01:25:34,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2023-04-01 01:25:34,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2023-04-01 01:25:34,299 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_acquire [2023-04-01 01:25:34,299 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_release [2023-04-01 01:25:34,299 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2023-04-01 01:25:34,299 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2023-04-01 01:25:34,300 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_link_node [2023-04-01 01:25:34,300 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2023-04-01 01:25:34,300 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get___0 [2023-04-01 01:25:34,300 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub___0 [2023-04-01 01:25:34,300 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put___0 [2023-04-01 01:25:34,300 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2023-04-01 01:25:34,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_copy_from_udata [2023-04-01 01:25:34,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_copy_to_udata [2023-04-01 01:25:34,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_poll_cq [2023-04-01 01:25:34,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_req_notify_cq [2023-04-01 01:25:34,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_check_mr_access [2023-04-01 01:25:34,300 INFO L138 BoogieDeclarations]: Found implementation of procedure init_uobj [2023-04-01 01:25:34,300 INFO L138 BoogieDeclarations]: Found implementation of procedure release_uobj [2023-04-01 01:25:34,300 INFO L138 BoogieDeclarations]: Found implementation of procedure put_uobj [2023-04-01 01:25:34,300 INFO L138 BoogieDeclarations]: Found implementation of procedure put_uobj_read [2023-04-01 01:25:34,301 INFO L138 BoogieDeclarations]: Found implementation of procedure put_uobj_write [2023-04-01 01:25:34,301 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_add_uobj [2023-04-01 01:25:34,301 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove_uobj [2023-04-01 01:25:34,301 INFO L138 BoogieDeclarations]: Found implementation of procedure __idr_get_uobj [2023-04-01 01:25:34,301 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_read_uobj [2023-04-01 01:25:34,301 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_write_uobj [2023-04-01 01:25:34,301 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_read_obj [2023-04-01 01:25:34,301 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_read_pd [2023-04-01 01:25:34,301 INFO L138 BoogieDeclarations]: Found implementation of procedure put_pd_read [2023-04-01 01:25:34,301 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_read_cq [2023-04-01 01:25:34,301 INFO L138 BoogieDeclarations]: Found implementation of procedure put_cq_read [2023-04-01 01:25:34,301 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_read_ah [2023-04-01 01:25:34,301 INFO L138 BoogieDeclarations]: Found implementation of procedure put_ah_read [2023-04-01 01:25:34,301 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_read_qp [2023-04-01 01:25:34,301 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_write_qp [2023-04-01 01:25:34,302 INFO L138 BoogieDeclarations]: Found implementation of procedure put_qp_read [2023-04-01 01:25:34,302 INFO L138 BoogieDeclarations]: Found implementation of procedure put_qp_write [2023-04-01 01:25:34,302 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_read_srq [2023-04-01 01:25:34,302 INFO L138 BoogieDeclarations]: Found implementation of procedure put_srq_read [2023-04-01 01:25:34,302 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_read_xrcd [2023-04-01 01:25:34,302 INFO L138 BoogieDeclarations]: Found implementation of procedure put_xrcd_read [2023-04-01 01:25:34,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_get_context [2023-04-01 01:25:34,302 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_query_dev_fields [2023-04-01 01:25:34,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_query_device [2023-04-01 01:25:34,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_query_port [2023-04-01 01:25:34,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_alloc_pd [2023-04-01 01:25:34,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_dealloc_pd [2023-04-01 01:25:34,303 INFO L138 BoogieDeclarations]: Found implementation of procedure xrcd_table_insert [2023-04-01 01:25:34,303 INFO L138 BoogieDeclarations]: Found implementation of procedure xrcd_table_search [2023-04-01 01:25:34,303 INFO L138 BoogieDeclarations]: Found implementation of procedure find_xrcd [2023-04-01 01:25:34,303 INFO L138 BoogieDeclarations]: Found implementation of procedure xrcd_table_delete [2023-04-01 01:25:34,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_open_xrcd [2023-04-01 01:25:34,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_close_xrcd [2023-04-01 01:25:34,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_dealloc_xrcd [2023-04-01 01:25:34,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_reg_mr [2023-04-01 01:25:34,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_rereg_mr [2023-04-01 01:25:34,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_dereg_mr [2023-04-01 01:25:34,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_alloc_mw [2023-04-01 01:25:34,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_dealloc_mw [2023-04-01 01:25:34,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_create_comp_channel [2023-04-01 01:25:34,303 INFO L138 BoogieDeclarations]: Found implementation of procedure create_cq [2023-04-01 01:25:34,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_create_cq_cb [2023-04-01 01:25:34,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_create_cq [2023-04-01 01:25:34,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_ex_create_cq_cb [2023-04-01 01:25:34,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_ex_create_cq [2023-04-01 01:25:34,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_resize_cq [2023-04-01 01:25:34,304 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_wc_to_user [2023-04-01 01:25:34,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_poll_cq [2023-04-01 01:25:34,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_req_notify_cq [2023-04-01 01:25:34,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_destroy_cq [2023-04-01 01:25:34,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_create_qp [2023-04-01 01:25:34,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_open_qp [2023-04-01 01:25:34,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_query_qp [2023-04-01 01:25:34,304 INFO L138 BoogieDeclarations]: Found implementation of procedure modify_qp_mask [2023-04-01 01:25:34,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_modify_qp [2023-04-01 01:25:34,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_destroy_qp [2023-04-01 01:25:34,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_post_send [2023-04-01 01:25:34,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_unmarshall_recv [2023-04-01 01:25:34,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_post_recv [2023-04-01 01:25:34,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_post_srq_recv [2023-04-01 01:25:34,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_create_ah [2023-04-01 01:25:34,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_destroy_ah [2023-04-01 01:25:34,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_attach_mcast [2023-04-01 01:25:34,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_detach_mcast [2023-04-01 01:25:34,305 INFO L138 BoogieDeclarations]: Found implementation of procedure kern_spec_to_ib_spec [2023-04-01 01:25:34,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_ex_create_flow [2023-04-01 01:25:34,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_ex_destroy_flow [2023-04-01 01:25:34,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __uverbs_create_xsrq [2023-04-01 01:25:34,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_create_srq [2023-04-01 01:25:34,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_create_xsrq [2023-04-01 01:25:34,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_modify_srq [2023-04-01 01:25:34,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_query_srq [2023-04-01 01:25:34,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_destroy_srq [2023-04-01 01:25:34,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_uverbs_ex_query_device [2023-04-01 01:25:34,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_copy_ah_attr_to_user [2023-04-01 01:25:34,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_copy_qp_attr_to_user [2023-04-01 01:25:34,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_copy_path_rec_to_user [2023-04-01 01:25:34,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_copy_path_rec_from_user [2023-04-01 01:25:34,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-04-01 01:25:34,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-04-01 01:25:34,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2023-04-01 01:25:34,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2023-04-01 01:25:34,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2023-04-01 01:25:34,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2023-04-01 01:25:34,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2023-04-01 01:25:34,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2023-04-01 01:25:34,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2023-04-01 01:25:34,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2023-04-01 01:25:34,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-01 01:25:34,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_create [2023-04-01 01:25:34,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2023-04-01 01:25:34,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2023-04-01 01:25:34,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-04-01 01:25:34,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __fdget [2023-04-01 01:25:34,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2023-04-01 01:25:34,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2023-04-01 01:25:34,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-04-01 01:25:34,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2023-04-01 01:25:34,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2023-04-01 01:25:34,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-04-01 01:25:34,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-04-01 01:25:34,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-04-01 01:25:34,306 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-04-01 01:25:34,306 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-04-01 01:25:34,306 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2023-04-01 01:25:34,312 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2023-04-01 01:25:34,313 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-04-01 01:25:34,313 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2023-04-01 01:25:34,313 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2023-04-01 01:25:34,313 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2023-04-01 01:25:34,313 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_chrdev_region [2023-04-01 01:25:34,313 INFO L138 BoogieDeclarations]: Found implementation of procedure anon_inode_getfile [2023-04-01 01:25:34,313 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2023-04-01 01:25:34,313 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2023-04-01 01:25:34,313 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2023-04-01 01:25:34,313 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_init [2023-04-01 01:25:34,313 INFO L138 BoogieDeclarations]: Found implementation of procedure class_create_file_ns [2023-04-01 01:25:34,313 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2023-04-01 01:25:34,313 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2023-04-01 01:25:34,313 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-04-01 01:25:34,313 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create [2023-04-01 01:25:34,313 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2023-04-01 01:25:34,313 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2023-04-01 01:25:34,313 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2023-04-01 01:25:34,313 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read_nested [2023-04-01 01:25:34,314 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2023-04-01 01:25:34,314 INFO L138 BoogieDeclarations]: Found implementation of procedure fasync_helper [2023-04-01 01:25:34,314 INFO L138 BoogieDeclarations]: Found implementation of procedure fd_install [2023-04-01 01:25:34,314 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_zero_bit [2023-04-01 01:25:34,314 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2023-04-01 01:25:34,314 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2023-04-01 01:25:34,314 INFO L138 BoogieDeclarations]: Found implementation of procedure get_task_pid [2023-04-01 01:25:34,314 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unused_fd_flags [2023-04-01 01:25:34,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_attach_mcast [2023-04-01 01:25:34,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_close_qp [2023-04-01 01:25:34,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_create_ah [2023-04-01 01:25:34,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_create_flow [2023-04-01 01:25:34,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_create_qp [2023-04-01 01:25:34,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dealloc_mw [2023-04-01 01:25:34,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dealloc_pd [2023-04-01 01:25:34,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dealloc_xrcd [2023-04-01 01:25:34,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dereg_mr [2023-04-01 01:25:34,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_ah [2023-04-01 01:25:34,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_cq [2023-04-01 01:25:34,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_flow [2023-04-01 01:25:34,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_qp [2023-04-01 01:25:34,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_srq [2023-04-01 01:25:34,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_detach_mcast [2023-04-01 01:25:34,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_get_client_data [2023-04-01 01:25:34,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_modify_qp [2023-04-01 01:25:34,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_open_qp [2023-04-01 01:25:34,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_query_device [2023-04-01 01:25:34,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_query_port [2023-04-01 01:25:34,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_query_qp [2023-04-01 01:25:34,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_query_srq [2023-04-01 01:25:34,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_register_client [2023-04-01 01:25:34,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_register_event_handler [2023-04-01 01:25:34,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_resolve_eth_l2_attrs [2023-04-01 01:25:34,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_set_client_data [2023-04-01 01:25:34,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_unregister_client [2023-04-01 01:25:34,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_unregister_event_handler [2023-04-01 01:25:34,315 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_alloc [2023-04-01 01:25:34,315 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2023-04-01 01:25:34,315 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find_slowpath [2023-04-01 01:25:34,315 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_preload [2023-04-01 01:25:34,315 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2023-04-01 01:25:34,315 INFO L138 BoogieDeclarations]: Found implementation of procedure igrab [2023-04-01 01:25:34,315 INFO L138 BoogieDeclarations]: Found implementation of procedure iput [2023-04-01 01:25:34,316 INFO L138 BoogieDeclarations]: Found implementation of procedure kasprintf [2023-04-01 01:25:34,316 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_fasync [2023-04-01 01:25:34,316 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_set_name [2023-04-01 01:25:34,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-01 01:25:34,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_open_7 [2023-04-01 01:25:34,316 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-04-01 01:25:34,316 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2023-04-01 01:25:34,316 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2023-04-01 01:25:34,316 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-04-01 01:25:34,316 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2023-04-01 01:25:34,316 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-04-01 01:25:34,316 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-04-01 01:25:34,316 INFO L138 BoogieDeclarations]: Found implementation of procedure no_llseek [2023-04-01 01:25:34,316 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2023-04-01 01:25:34,316 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-04-01 01:25:34,316 INFO L138 BoogieDeclarations]: Found implementation of procedure put_pid [2023-04-01 01:25:34,316 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unused_fd [2023-04-01 01:25:34,316 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_erase [2023-04-01 01:25:34,316 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_insert_color [2023-04-01 01:25:34,316 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2023-04-01 01:25:34,316 INFO L138 BoogieDeclarations]: Found implementation of procedure rdma_port_get_link_layer [2023-04-01 01:25:34,316 INFO L138 BoogieDeclarations]: Found implementation of procedure register_chrdev_region [2023-04-01 01:25:34,316 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2023-04-01 01:25:34,317 INFO L138 BoogieDeclarations]: Found implementation of procedure show_class_attr_string [2023-04-01 01:25:34,317 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2023-04-01 01:25:34,317 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2023-04-01 01:25:34,317 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2023-04-01 01:25:34,317 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2023-04-01 01:25:34,317 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-04-01 01:25:34,317 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-01 01:25:34,317 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-01 01:25:34,317 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-01 01:25:34,317 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-01 01:25:34,317 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 01:25:34,317 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 01:25:34,317 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-01 01:25:34,317 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-01 01:25:34,317 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 01:25:34,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 01:25:34,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-01 01:25:34,317 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-04-01 01:25:34,317 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-04-01 01:25:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_zero_bit [2023-04-01 01:25:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-04-01 01:25:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2023-04-01 01:25:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2023-04-01 01:25:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-04-01 01:25:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure kasprintf [2023-04-01 01:25:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-04-01 01:25:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2023-04-01 01:25:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2023-04-01 01:25:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-04-01 01:25:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-01 01:25:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-04-01 01:25:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-04-01 01:25:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-01 01:25:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-04-01 01:25:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-04-01 01:25:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-04-01 01:25:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-04-01 01:25:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-01 01:25:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-04-01 01:25:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-04-01 01:25:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-04-01 01:25:34,318 INFO L130 BoogieDeclarations]: Found specification of procedure current_top_of_stack [2023-04-01 01:25:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2023-04-01 01:25:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-04-01 01:25:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 01:25:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_and_test [2023-04-01 01:25:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2023-04-01 01:25:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2023-04-01 01:25:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-04-01 01:25:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2023-04-01 01:25:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2023-04-01 01:25:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-04-01 01:25:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2023-04-01 01:25:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2023-04-01 01:25:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2023-04-01 01:25:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-04-01 01:25:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-04-01 01:25:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-04-01 01:25:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-04-01 01:25:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-04-01 01:25:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-04-01 01:25:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2023-04-01 01:25:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-04-01 01:25:34,319 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2023-04-01 01:25:34,320 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2023-04-01 01:25:34,320 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-04-01 01:25:34,320 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-04-01 01:25:34,320 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-04-01 01:25:34,320 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2023-04-01 01:25:34,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-01 01:25:34,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 01:25:34,320 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2023-04-01 01:25:34,320 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2023-04-01 01:25:34,320 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2023-04-01 01:25:34,320 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2023-04-01 01:25:34,320 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2023-04-01 01:25:34,320 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2023-04-01 01:25:34,320 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-04-01 01:25:34,320 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2023-04-01 01:25:34,320 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_set_name [2023-04-01 01:25:34,320 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2023-04-01 01:25:34,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_6 [2023-04-01 01:25:34,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_5 [2023-04-01 01:25:34,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_8 [2023-04-01 01:25:34,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2023-04-01 01:25:34,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2023-04-01 01:25:34,321 INFO L130 BoogieDeclarations]: Found specification of procedure put_pid [2023-04-01 01:25:34,321 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2023-04-01 01:25:34,321 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-01 01:25:34,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-01 01:25:34,321 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-04-01 01:25:34,321 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-04-01 01:25:34,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-01 01:25:34,321 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-04-01 01:25:34,321 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-01 01:25:34,321 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-01 01:25:34,321 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 01:25:34,321 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-01 01:25:34,321 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-01 01:25:34,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-01 01:25:34,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-01 01:25:34,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-04-01 01:25:34,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-04-01 01:25:34,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-01 01:25:34,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-04-01 01:25:34,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-04-01 01:25:34,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-01 01:25:34,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_7 [2023-04-01 01:25:34,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_6 [2023-04-01 01:25:34,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_5 [2023-04-01 01:25:34,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ib_client_4 [2023-04-01 01:25:34,322 INFO L130 BoogieDeclarations]: Found specification of procedure class_create_file_ns [2023-04-01 01:25:34,322 INFO L130 BoogieDeclarations]: Found specification of procedure class_create_file [2023-04-01 01:25:34,322 INFO L130 BoogieDeclarations]: Found specification of procedure show_class_attr_string [2023-04-01 01:25:34,322 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2023-04-01 01:25:34,322 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2023-04-01 01:25:34,322 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2023-04-01 01:25:34,322 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-04-01 01:25:34,322 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-04-01 01:25:34,322 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2023-04-01 01:25:34,322 INFO L130 BoogieDeclarations]: Found specification of procedure device_create [2023-04-01 01:25:34,322 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2023-04-01 01:25:34,322 INFO L130 BoogieDeclarations]: Found specification of procedure fasync_helper [2023-04-01 01:25:34,322 INFO L130 BoogieDeclarations]: Found specification of procedure kill_fasync [2023-04-01 01:25:34,322 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_chrdev_region [2023-04-01 01:25:34,322 INFO L130 BoogieDeclarations]: Found specification of procedure register_chrdev_region [2023-04-01 01:25:34,322 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2023-04-01 01:25:34,322 INFO L130 BoogieDeclarations]: Found specification of procedure no_llseek [2023-04-01 01:25:34,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_nonseekable_open_7 [2023-04-01 01:25:34,322 INFO L130 BoogieDeclarations]: Found specification of procedure __chk_range_not_ok [2023-04-01 01:25:34,323 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-04-01 01:25:34,323 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-04-01 01:25:34,323 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2023-04-01 01:25:34,323 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2023-04-01 01:25:34,323 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-04-01 01:25:34,323 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-04-01 01:25:34,323 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2023-04-01 01:25:34,323 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2023-04-01 01:25:34,323 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2023-04-01 01:25:34,323 INFO L130 BoogieDeclarations]: Found specification of procedure fdput [2023-04-01 01:25:34,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 01:25:34,323 INFO L130 BoogieDeclarations]: Found specification of procedure __fdget [2023-04-01 01:25:34,323 INFO L130 BoogieDeclarations]: Found specification of procedure __to_fd [2023-04-01 01:25:34,323 INFO L130 BoogieDeclarations]: Found specification of procedure fdget [2023-04-01 01:25:34,323 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_init [2023-04-01 01:25:34,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cdev_init_9 [2023-04-01 01:25:34,323 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2023-04-01 01:25:34,323 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2023-04-01 01:25:34,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cdev_del_10 [2023-04-01 01:25:34,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cdev_del_11 [2023-04-01 01:25:34,323 INFO L130 BoogieDeclarations]: Found specification of procedure anon_inode_getfile [2023-04-01 01:25:34,323 INFO L130 BoogieDeclarations]: Found specification of procedure ib_register_client [2023-04-01 01:25:34,324 INFO L130 BoogieDeclarations]: Found specification of procedure ib_unregister_client [2023-04-01 01:25:34,324 INFO L130 BoogieDeclarations]: Found specification of procedure ib_get_client_data [2023-04-01 01:25:34,324 INFO L130 BoogieDeclarations]: Found specification of procedure ib_set_client_data [2023-04-01 01:25:34,324 INFO L130 BoogieDeclarations]: Found specification of procedure ib_unregister_event_handler [2023-04-01 01:25:34,324 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dealloc_pd [2023-04-01 01:25:34,324 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_ah [2023-04-01 01:25:34,324 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_srq [2023-04-01 01:25:34,324 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_qp [2023-04-01 01:25:34,324 INFO L130 BoogieDeclarations]: Found specification of procedure ib_close_qp [2023-04-01 01:25:34,324 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_cq [2023-04-01 01:25:34,324 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dereg_mr [2023-04-01 01:25:34,324 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dealloc_mw [2023-04-01 01:25:34,324 INFO L130 BoogieDeclarations]: Found specification of procedure ib_detach_mcast [2023-04-01 01:25:34,324 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_flow [2023-04-01 01:25:34,324 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove_uobj [2023-04-01 01:25:34,324 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_alloc_event_file [2023-04-01 01:25:34,324 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_lookup_comp_file [2023-04-01 01:25:34,324 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_release_ucq [2023-04-01 01:25:34,324 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_release_uevent [2023-04-01 01:25:34,324 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_comp_handler [2023-04-01 01:25:34,324 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_cq_event_handler [2023-04-01 01:25:34,324 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_qp_event_handler [2023-04-01 01:25:34,325 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_srq_event_handler [2023-04-01 01:25:34,325 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_event_handler [2023-04-01 01:25:34,327 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_dealloc_xrcd [2023-04-01 01:25:34,327 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_get_context [2023-04-01 01:25:34,327 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_query_device [2023-04-01 01:25:34,327 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_query_port [2023-04-01 01:25:34,327 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_alloc_pd [2023-04-01 01:25:34,327 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_dealloc_pd [2023-04-01 01:25:34,327 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_reg_mr [2023-04-01 01:25:34,327 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_rereg_mr [2023-04-01 01:25:34,327 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_dereg_mr [2023-04-01 01:25:34,327 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_alloc_mw [2023-04-01 01:25:34,327 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_dealloc_mw [2023-04-01 01:25:34,327 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_create_comp_channel [2023-04-01 01:25:34,327 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_create_cq [2023-04-01 01:25:34,327 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_resize_cq [2023-04-01 01:25:34,327 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_poll_cq [2023-04-01 01:25:34,327 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_req_notify_cq [2023-04-01 01:25:34,328 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_destroy_cq [2023-04-01 01:25:34,328 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_create_qp [2023-04-01 01:25:34,328 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_open_qp [2023-04-01 01:25:34,328 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_query_qp [2023-04-01 01:25:34,328 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_modify_qp [2023-04-01 01:25:34,328 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_destroy_qp [2023-04-01 01:25:34,328 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_post_send [2023-04-01 01:25:34,328 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_post_recv [2023-04-01 01:25:34,328 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_post_srq_recv [2023-04-01 01:25:34,328 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_create_ah [2023-04-01 01:25:34,328 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_destroy_ah [2023-04-01 01:25:34,328 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_attach_mcast [2023-04-01 01:25:34,328 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_detach_mcast [2023-04-01 01:25:34,328 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_create_srq [2023-04-01 01:25:34,328 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_modify_srq [2023-04-01 01:25:34,328 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_query_srq [2023-04-01 01:25:34,328 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_destroy_srq [2023-04-01 01:25:34,328 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_create_xsrq [2023-04-01 01:25:34,328 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_open_xrcd [2023-04-01 01:25:34,328 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_close_xrcd [2023-04-01 01:25:34,329 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_ex_create_flow [2023-04-01 01:25:34,329 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_ex_destroy_flow [2023-04-01 01:25:34,329 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_ex_query_device [2023-04-01 01:25:34,329 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_ex_create_cq [2023-04-01 01:25:34,329 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_add_one [2023-04-01 01:25:34,329 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_remove_one [2023-04-01 01:25:34,329 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_release_dev [2023-04-01 01:25:34,329 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_release_event_file [2023-04-01 01:25:34,329 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_detach_umcast [2023-04-01 01:25:34,329 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_cleanup_ucontext [2023-04-01 01:25:34,329 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-04-01 01:25:34,329 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_release_file [2023-04-01 01:25:34,329 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_event_read [2023-04-01 01:25:34,329 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_event_poll [2023-04-01 01:25:34,329 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_event_fasync [2023-04-01 01:25:34,329 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_event_close [2023-04-01 01:25:34,329 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_async_handler [2023-04-01 01:25:34,329 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_write [2023-04-01 01:25:34,329 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2023-04-01 01:25:34,329 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-04-01 01:25:34,329 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_mmap [2023-04-01 01:25:34,329 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-04-01 01:25:34,330 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_open [2023-04-01 01:25:34,330 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_close [2023-04-01 01:25:34,330 INFO L130 BoogieDeclarations]: Found specification of procedure show_ibdev [2023-04-01 01:25:34,330 INFO L130 BoogieDeclarations]: Found specification of procedure show_dev_abi_version [2023-04-01 01:25:34,330 INFO L130 BoogieDeclarations]: Found specification of procedure find_overflow_devnum [2023-04-01 01:25:34,330 INFO L130 BoogieDeclarations]: Found specification of procedure uverbs_devnode [2023-04-01 01:25:34,330 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_init [2023-04-01 01:25:34,330 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_cleanup [2023-04-01 01:25:34,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-01 01:25:34,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-01 01:25:34,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_open_7 [2023-04-01 01:25:34,330 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 01:25:34,330 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2023-04-01 01:25:34,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-01 01:25:34,330 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-04-01 01:25:34,330 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-04-01 01:25:34,330 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-01 01:25:34,330 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-04-01 01:25:34,330 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-04-01 01:25:34,330 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-04-01 01:25:34,330 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2023-04-01 01:25:34,330 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2023-04-01 01:25:34,331 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2023-04-01 01:25:34,331 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2023-04-01 01:25:34,331 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-04-01 01:25:34,331 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2023-04-01 01:25:34,331 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2023-04-01 01:25:34,331 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2023-04-01 01:25:34,331 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2023-04-01 01:25:34,331 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2023-04-01 01:25:34,331 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2023-04-01 01:25:34,331 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2023-04-01 01:25:34,331 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2023-04-01 01:25:34,331 INFO L130 BoogieDeclarations]: Found specification of procedure down_read_nested [2023-04-01 01:25:34,331 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2023-04-01 01:25:34,331 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2023-04-01 01:25:34,331 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2023-04-01 01:25:34,331 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_acquire [2023-04-01 01:25:34,331 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_release [2023-04-01 01:25:34,331 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-04-01 01:25:34,331 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2023-04-01 01:25:34,331 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2023-04-01 01:25:34,331 INFO L130 BoogieDeclarations]: Found specification of procedure rb_insert_color [2023-04-01 01:25:34,331 INFO L130 BoogieDeclarations]: Found specification of procedure rb_erase [2023-04-01 01:25:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure rb_link_node [2023-04-01 01:25:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find_slowpath [2023-04-01 01:25:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure idr_preload [2023-04-01 01:25:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure idr_alloc [2023-04-01 01:25:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2023-04-01 01:25:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2023-04-01 01:25:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get___0 [2023-04-01 01:25:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub___0 [2023-04-01 01:25:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put___0 [2023-04-01 01:25:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2023-04-01 01:25:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure get_task_pid [2023-04-01 01:25:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure get_unused_fd_flags [2023-04-01 01:25:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure put_unused_fd [2023-04-01 01:25:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure fd_install [2023-04-01 01:25:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure iput [2023-04-01 01:25:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2023-04-01 01:25:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure igrab [2023-04-01 01:25:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure ib_copy_from_udata [2023-04-01 01:25:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure ib_copy_to_udata [2023-04-01 01:25:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure ib_register_event_handler [2023-04-01 01:25:34,332 INFO L130 BoogieDeclarations]: Found specification of procedure ib_query_device [2023-04-01 01:25:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure ib_query_port [2023-04-01 01:25:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure rdma_port_get_link_layer [2023-04-01 01:25:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure ib_create_ah [2023-04-01 01:25:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure ib_query_srq [2023-04-01 01:25:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure ib_create_qp [2023-04-01 01:25:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure ib_modify_qp [2023-04-01 01:25:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure ib_query_qp [2023-04-01 01:25:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure ib_open_qp [2023-04-01 01:25:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure ib_poll_cq [2023-04-01 01:25:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2023-04-01 01:25:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure ib_req_notify_cq [2023-04-01 01:25:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2023-04-01 01:25:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure ib_attach_mcast [2023-04-01 01:25:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dealloc_xrcd [2023-04-01 01:25:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure ib_create_flow [2023-04-01 01:25:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure ib_check_mr_access [2023-04-01 01:25:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure ib_resolve_eth_l2_attrs [2023-04-01 01:25:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure init_uobj [2023-04-01 01:25:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure release_uobj [2023-04-01 01:25:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure put_uobj [2023-04-01 01:25:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure put_uobj_read [2023-04-01 01:25:34,333 INFO L130 BoogieDeclarations]: Found specification of procedure put_uobj_write [2023-04-01 01:25:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure idr_add_uobj [2023-04-01 01:25:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure __idr_get_uobj [2023-04-01 01:25:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure idr_read_uobj [2023-04-01 01:25:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure idr_write_uobj [2023-04-01 01:25:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure idr_read_obj [2023-04-01 01:25:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure idr_read_pd [2023-04-01 01:25:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure put_pd_read [2023-04-01 01:25:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure idr_read_cq [2023-04-01 01:25:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure put_cq_read [2023-04-01 01:25:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure idr_read_ah [2023-04-01 01:25:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure put_ah_read [2023-04-01 01:25:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure idr_read_qp [2023-04-01 01:25:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure idr_write_qp [2023-04-01 01:25:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure put_qp_read [2023-04-01 01:25:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure put_qp_write [2023-04-01 01:25:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure idr_read_srq [2023-04-01 01:25:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure put_srq_read [2023-04-01 01:25:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure idr_read_xrcd [2023-04-01 01:25:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure put_xrcd_read [2023-04-01 01:25:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2023-04-01 01:25:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure copy_query_dev_fields [2023-04-01 01:25:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2023-04-01 01:25:34,334 INFO L130 BoogieDeclarations]: Found specification of procedure xrcd_table_insert [2023-04-01 01:25:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure xrcd_table_search [2023-04-01 01:25:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure find_xrcd [2023-04-01 01:25:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure xrcd_table_delete [2023-04-01 01:25:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u64~0~X~~u64~0~X~~u64~0~X~int~X~$Pointer$~TO~$Pointer$ [2023-04-01 01:25:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~~u64~0~X~~u64~0~X~~u64~0~X~int~X~$Pointer$~X~$Pointer$~TO~int [2023-04-01 01:25:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2023-04-01 01:25:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure create_cq [2023-04-01 01:25:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~$Pointer$ [2023-04-01 01:25:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-04-01 01:25:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_create_cq_cb [2023-04-01 01:25:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_ex_create_cq_cb [2023-04-01 01:25:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure copy_wc_to_user [2023-04-01 01:25:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure modify_qp_mask [2023-04-01 01:25:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2023-04-01 01:25:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure ib_uverbs_unmarshall_recv [2023-04-01 01:25:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure kern_spec_to_ib_spec [2023-04-01 01:25:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure __uverbs_create_xsrq [2023-04-01 01:25:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure ib_copy_qp_attr_to_user [2023-04-01 01:25:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure ib_copy_ah_attr_to_user [2023-04-01 01:25:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure ib_copy_path_rec_to_user [2023-04-01 01:25:34,335 INFO L130 BoogieDeclarations]: Found specification of procedure ib_copy_path_rec_from_user [2023-04-01 01:25:34,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-04-01 01:25:34,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2023-04-01 01:25:34,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2023-04-01 01:25:34,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2023-04-01 01:25:34,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2023-04-01 01:25:34,336 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-04-01 01:25:34,336 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2023-04-01 01:25:34,336 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-01 01:25:34,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 01:25:34,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 01:25:34,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-01 01:25:34,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 01:25:34,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-01 01:25:34,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-01 01:25:34,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-01 01:25:34,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-01 01:25:35,324 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 01:25:35,329 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 01:25:35,890 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-01 01:26:03,042 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2023-04-01 01:26:09,444 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 01:26:10,803 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 01:26:10,803 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-04-01 01:26:10,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 01:26:10 BoogieIcfgContainer [2023-04-01 01:26:10,809 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 01:26:10,811 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 01:26:10,812 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 01:26:10,814 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 01:26:10,814 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 01:25:29" (1/3) ... [2023-04-01 01:26:10,815 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49b0ef49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 01:26:10, skipping insertion in model container [2023-04-01 01:26:10,815 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:25:33" (2/3) ... [2023-04-01 01:26:10,815 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49b0ef49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 01:26:10, skipping insertion in model container [2023-04-01 01:26:10,815 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 01:26:10" (3/3) ... [2023-04-01 01:26:10,816 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_uverbs.ko-entry_point.cil.out.i [2023-04-01 01:26:10,832 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 01:26:10,832 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 01:26:10,958 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 01:26:10,969 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1a50c958, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-01 01:26:10,969 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 01:26:10,983 INFO L276 IsEmpty]: Start isEmpty. Operand has 3300 states, 1885 states have (on average 1.3007957559681698) internal successors, (2452), 1972 states have internal predecessors, (2452), 1080 states have call successors, (1080), 321 states have call predecessors, (1080), 320 states have return successors, (1071), 1059 states have call predecessors, (1071), 1071 states have call successors, (1071) [2023-04-01 01:26:11,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2023-04-01 01:26:11,011 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 01:26:11,012 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 01:26:11,013 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 01:26:11,016 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 01:26:11,016 INFO L85 PathProgramCache]: Analyzing trace with hash 1516337981, now seen corresponding path program 1 times [2023-04-01 01:26:11,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 01:26:11,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162445096] [2023-04-01 01:26:11,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 01:26:11,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 01:26:11,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 01:26:12,378 INFO L134 CoverageAnalysis]: Checked inductivity of 1745 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1745 trivial. 0 not checked. [2023-04-01 01:26:12,379 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 01:26:12,379 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [162445096] [2023-04-01 01:26:12,379 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [162445096] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 01:26:12,379 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 01:26:12,379 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 01:26:12,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888705157] [2023-04-01 01:26:12,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 01:26:12,386 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 01:26:12,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 01:26:12,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 01:26:12,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 01:26:12,416 INFO L87 Difference]: Start difference. First operand has 3300 states, 1885 states have (on average 1.3007957559681698) internal successors, (2452), 1972 states have internal predecessors, (2452), 1080 states have call successors, (1080), 321 states have call predecessors, (1080), 320 states have return successors, (1071), 1059 states have call predecessors, (1071), 1071 states have call successors, (1071) Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (39), 3 states have call predecessors, (39), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-04-01 01:26:15,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 01:26:18,062 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 01:26:20,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 01:26:22,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 01:26:25,292 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-04-01 01:26:26,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 01:26:26,262 INFO L93 Difference]: Finished difference Result 9445 states and 13694 transitions. [2023-04-01 01:26:26,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 01:26:26,265 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (39), 3 states have call predecessors, (39), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 343 [2023-04-01 01:26:26,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 01:26:26,333 INFO L225 Difference]: With dead ends: 9445 [2023-04-01 01:26:26,333 INFO L226 Difference]: Without dead ends: 6266 [2023-04-01 01:26:26,360 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 01:26:26,363 INFO L413 NwaCegarLoop]: 4219 mSDtfsCounter, 4397 mSDsluCounter, 4055 mSDsCounter, 0 mSdLazyCounter, 651 mSolverCounterSat, 2 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4397 SdHoareTripleChecker+Valid, 8274 SdHoareTripleChecker+Invalid, 657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 651 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.4s IncrementalHoareTripleChecker+Time [2023-04-01 01:26:26,365 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4397 Valid, 8274 Invalid, 657 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 651 Invalid, 4 Unknown, 0 Unchecked, 13.4s Time] [2023-04-01 01:26:26,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6266 states. [2023-04-01 01:26:26,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6266 to 6259. [2023-04-01 01:26:26,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6259 states, 3613 states have (on average 1.3039025740381953) internal successors, (4711), 3758 states have internal predecessors, (4711), 2030 states have call successors, (2030), 618 states have call predecessors, (2030), 615 states have return successors, (2035), 2006 states have call predecessors, (2035), 2026 states have call successors, (2035) [2023-04-01 01:26:26,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6259 states to 6259 states and 8776 transitions. [2023-04-01 01:26:26,694 INFO L78 Accepts]: Start accepts. Automaton has 6259 states and 8776 transitions. Word has length 343 [2023-04-01 01:26:26,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 01:26:26,697 INFO L495 AbstractCegarLoop]: Abstraction has 6259 states and 8776 transitions. [2023-04-01 01:26:26,697 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (39), 3 states have call predecessors, (39), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-04-01 01:26:26,697 INFO L276 IsEmpty]: Start isEmpty. Operand 6259 states and 8776 transitions. [2023-04-01 01:26:26,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2023-04-01 01:26:26,708 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 01:26:26,708 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 11, 11, 11, 11, 11, 11, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 01:26:26,708 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 01:26:26,711 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 01:26:26,712 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 01:26:26,712 INFO L85 PathProgramCache]: Analyzing trace with hash 2106204362, now seen corresponding path program 1 times [2023-04-01 01:26:26,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 01:26:26,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1994399961] [2023-04-01 01:26:26,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 01:26:26,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 01:26:27,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 01:26:27,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1747 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1747 trivial. 0 not checked. [2023-04-01 01:26:27,371 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 01:26:27,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1994399961] [2023-04-01 01:26:27,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1994399961] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 01:26:27,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 01:26:27,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 01:26:27,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091147508] [2023-04-01 01:26:27,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 01:26:27,374 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 01:26:27,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 01:26:27,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 01:26:27,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 01:26:27,376 INFO L87 Difference]: Start difference. First operand 6259 states and 8776 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37)