/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.7.3/linux-3.10-rc1-43_1a-bitvector-drivers--atm--he.ko-ldv_main0.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 20:51:44,188 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 20:51:44,190 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 20:51:44,222 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 20:51:44,222 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 20:51:44,223 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 20:51:44,224 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 20:51:44,226 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 20:51:44,228 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 20:51:44,228 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 20:51:44,229 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 20:51:44,230 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 20:51:44,231 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 20:51:44,231 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 20:51:44,232 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 20:51:44,233 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 20:51:44,234 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 20:51:44,235 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 20:51:44,237 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 20:51:44,238 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 20:51:44,240 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 20:51:44,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 20:51:44,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 20:51:44,242 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 20:51:44,244 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 20:51:44,245 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 20:51:44,245 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 20:51:44,246 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 20:51:44,246 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 20:51:44,247 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 20:51:44,247 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 20:51:44,248 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 20:51:44,249 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 20:51:44,249 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 20:51:44,250 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 20:51:44,250 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 20:51:44,251 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 20:51:44,251 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 20:51:44,251 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 20:51:44,252 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 20:51:44,253 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 20:51:44,253 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-13 20:51:44,275 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 20:51:44,275 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 20:51:44,276 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 20:51:44,277 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 20:51:44,277 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 20:51:44,277 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 20:51:44,277 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 20:51:44,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 20:51:44,278 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 20:51:44,278 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 20:51:44,278 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 20:51:44,278 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 20:51:44,278 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 20:51:44,278 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 20:51:44,279 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 20:51:44,279 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 20:51:44,279 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 20:51:44,279 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 20:51:44,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 20:51:44,280 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 20:51:44,280 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 20:51:44,280 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 20:51:44,280 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 20:51:44,280 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 20:51:44,280 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 20:51:44,281 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 20:51:44,281 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-13 20:51:44,281 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 20:51:44,580 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 20:51:44,592 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 20:51:44,595 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 20:51:44,596 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 20:51:44,597 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 20:51:44,597 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.7.3/linux-3.10-rc1-43_1a-bitvector-drivers--atm--he.ko-ldv_main0.cil.out.i [2020-10-13 20:51:44,670 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c962233ae/60456067cf284a2dab6b6eb25739d555/FLAGdeed5feb8 [2020-10-13 20:51:45,532 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 20:51:45,533 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.7.3/linux-3.10-rc1-43_1a-bitvector-drivers--atm--he.ko-ldv_main0.cil.out.i [2020-10-13 20:51:45,571 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c962233ae/60456067cf284a2dab6b6eb25739d555/FLAGdeed5feb8 [2020-10-13 20:51:45,987 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c962233ae/60456067cf284a2dab6b6eb25739d555 [2020-10-13 20:51:45,995 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 20:51:45,997 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 20:51:45,998 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 20:51:45,998 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 20:51:46,001 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 20:51:46,002 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:51:45" (1/1) ... [2020-10-13 20:51:46,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11098d3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:51:46, skipping insertion in model container [2020-10-13 20:51:46,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 08:51:45" (1/1) ... [2020-10-13 20:51:46,013 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 20:51:46,198 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 20:51:48,411 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 20:51:48,454 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 20:51:49,066 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 20:51:49,377 INFO L208 MainTranslator]: Completed translation [2020-10-13 20:51:49,378 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:51:49 WrapperNode [2020-10-13 20:51:49,378 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 20:51:49,379 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 20:51:49,379 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 20:51:49,379 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 20:51:49,393 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:51:49" (1/1) ... [2020-10-13 20:51:49,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:51:49" (1/1) ... [2020-10-13 20:51:49,522 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:51:49" (1/1) ... [2020-10-13 20:51:49,523 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:51:49" (1/1) ... [2020-10-13 20:51:49,665 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:51:49" (1/1) ... [2020-10-13 20:51:49,696 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:51:49" (1/1) ... [2020-10-13 20:51:49,725 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:51:49" (1/1) ... [2020-10-13 20:51:49,749 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 20:51:49,750 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 20:51:49,750 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 20:51:49,750 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 20:51:49,751 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:51:49" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 20:51:49,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 20:51:49,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 20:51:49,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2020-10-13 20:51:49,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2020-10-13 20:51:49,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2020-10-13 20:51:49,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2020-10-13 20:51:49,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-10-13 20:51:49,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2020-10-13 20:51:49,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-13 20:51:49,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2020-10-13 20:51:49,827 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-13 20:51:49,827 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-13 20:51:49,828 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-13 20:51:49,828 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-13 20:51:49,828 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-13 20:51:49,828 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2020-10-13 20:51:49,828 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-10-13 20:51:49,831 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2020-10-13 20:51:49,831 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2020-10-13 20:51:49,832 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_zero [2020-10-13 20:51:49,832 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2020-10-13 20:51:49,832 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2020-10-13 20:51:49,832 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2020-10-13 20:51:49,832 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2020-10-13 20:51:49,832 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-13 20:51:49,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_1 [2020-10-13 20:51:49,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_5 [2020-10-13 20:51:49,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_8 [2020-10-13 20:51:49,833 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2020-10-13 20:51:49,834 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2020-10-13 20:51:49,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2020-10-13 20:51:49,834 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-13 20:51:49,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-13 20:51:49,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-13 20:51:49,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-13 20:51:49,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_13 [2020-10-13 20:51:49,835 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2020-10-13 20:51:49,835 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-10-13 20:51:49,835 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-13 20:51:49,835 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2020-10-13 20:51:49,835 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2020-10-13 20:51:49,835 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2020-10-13 20:51:49,836 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2020-10-13 20:51:49,836 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2020-10-13 20:51:49,836 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2020-10-13 20:51:49,836 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2020-10-13 20:51:49,836 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2020-10-13 20:51:49,837 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2020-10-13 20:51:49,837 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2020-10-13 20:51:49,837 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_tail_pointer [2020-10-13 20:51:49,837 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_set_tail_pointer [2020-10-13 20:51:49,837 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2020-10-13 20:51:49,837 INFO L138 BoogieDeclarations]: Found implementation of procedure __net_timestamp [2020-10-13 20:51:49,838 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2020-10-13 20:51:49,838 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2020-10-13 20:51:49,838 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2020-10-13 20:51:49,838 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2020-10-13 20:51:49,838 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2020-10-13 20:51:49,839 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2020-10-13 20:51:49,839 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2020-10-13 20:51:49,839 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2020-10-13 20:51:49,839 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2020-10-13 20:51:49,839 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2020-10-13 20:51:49,839 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2020-10-13 20:51:49,839 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2020-10-13 20:51:49,839 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2020-10-13 20:51:49,840 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2020-10-13 20:51:49,840 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_unlock_wait [2020-10-13 20:51:49,840 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2020-10-13 20:51:49,840 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_disable_nosync [2020-10-13 20:51:49,840 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_disable [2020-10-13 20:51:49,841 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_sk [2020-10-13 20:51:49,841 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_atm [2020-10-13 20:51:49,842 INFO L138 BoogieDeclarations]: Found implementation of procedure he_writel_internal [2020-10-13 20:51:49,842 INFO L138 BoogieDeclarations]: Found implementation of procedure he_readl_internal [2020-10-13 20:51:49,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_vcc [2020-10-13 20:51:49,843 INFO L138 BoogieDeclarations]: Found implementation of procedure he_init_one [2020-10-13 20:51:49,843 INFO L138 BoogieDeclarations]: Found implementation of procedure he_remove_one [2020-10-13 20:51:49,843 INFO L138 BoogieDeclarations]: Found implementation of procedure rate_to_atmf [2020-10-13 20:51:49,843 INFO L138 BoogieDeclarations]: Found implementation of procedure he_init_rx_lbfp0 [2020-10-13 20:51:49,843 INFO L138 BoogieDeclarations]: Found implementation of procedure he_init_rx_lbfp1 [2020-10-13 20:51:49,843 INFO L138 BoogieDeclarations]: Found implementation of procedure he_init_tx_lbfp [2020-10-13 20:51:49,844 INFO L138 BoogieDeclarations]: Found implementation of procedure he_init_tpdrq [2020-10-13 20:51:49,844 INFO L138 BoogieDeclarations]: Found implementation of procedure he_init_cs_block [2020-10-13 20:51:49,844 INFO L138 BoogieDeclarations]: Found implementation of procedure he_init_cs_block_rcm [2020-10-13 20:51:49,844 INFO L138 BoogieDeclarations]: Found implementation of procedure he_init_group [2020-10-13 20:51:49,844 INFO L138 BoogieDeclarations]: Found implementation of procedure he_init_irq [2020-10-13 20:51:49,845 INFO L138 BoogieDeclarations]: Found implementation of procedure he_start [2020-10-13 20:51:49,845 INFO L138 BoogieDeclarations]: Found implementation of procedure he_stop [2020-10-13 20:51:49,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_tpd [2020-10-13 20:51:49,845 INFO L138 BoogieDeclarations]: Found implementation of procedure he_service_rbrq [2020-10-13 20:51:49,845 INFO L138 BoogieDeclarations]: Found implementation of procedure he_service_tbrq [2020-10-13 20:51:49,845 INFO L138 BoogieDeclarations]: Found implementation of procedure he_service_rbpl [2020-10-13 20:51:49,845 INFO L138 BoogieDeclarations]: Found implementation of procedure he_tasklet [2020-10-13 20:51:49,846 INFO L138 BoogieDeclarations]: Found implementation of procedure he_irq_handler [2020-10-13 20:51:49,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __enqueue_tpd [2020-10-13 20:51:49,846 INFO L138 BoogieDeclarations]: Found implementation of procedure he_open [2020-10-13 20:51:49,846 INFO L138 BoogieDeclarations]: Found implementation of procedure he_close [2020-10-13 20:51:49,846 INFO L138 BoogieDeclarations]: Found implementation of procedure he_send [2020-10-13 20:51:49,846 INFO L138 BoogieDeclarations]: Found implementation of procedure he_ioctl [2020-10-13 20:51:49,846 INFO L138 BoogieDeclarations]: Found implementation of procedure he_phy_put [2020-10-13 20:51:49,846 INFO L138 BoogieDeclarations]: Found implementation of procedure he_phy_get [2020-10-13 20:51:49,847 INFO L138 BoogieDeclarations]: Found implementation of procedure he_proc_read [2020-10-13 20:51:49,847 INFO L138 BoogieDeclarations]: Found implementation of procedure read_prom_byte [2020-10-13 20:51:49,847 INFO L138 BoogieDeclarations]: Found implementation of procedure he_init [2020-10-13 20:51:49,847 INFO L138 BoogieDeclarations]: Found implementation of procedure he_cleanup [2020-10-13 20:51:49,847 INFO L138 BoogieDeclarations]: Found implementation of procedure void_one_par_dummy [2020-10-13 20:51:49,847 INFO L138 BoogieDeclarations]: Found implementation of procedure void_two_par_dummy [2020-10-13 20:51:49,847 INFO L138 BoogieDeclarations]: Found implementation of procedure int_two_par_dummy [2020-10-13 20:51:49,847 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 20:51:49,848 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-13 20:51:49,848 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-13 20:51:49,848 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-13 20:51:49,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___get_free_pages_12 [2020-10-13 20:51:49,848 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-13 20:51:49,848 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-13 20:51:49,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_23 [2020-10-13 20:51:49,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_25 [2020-10-13 20:51:49,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_27 [2020-10-13 20:51:49,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_28 [2020-10-13 20:51:49,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_29 [2020-10-13 20:51:49,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_30 [2020-10-13 20:51:49,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_31 [2020-10-13 20:51:49,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dma_pool_alloc_32 [2020-10-13 20:51:49,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dma_pool_alloc_33 [2020-10-13 20:51:49,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dma_pool_alloc_34 [2020-10-13 20:51:49,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-13 20:51:49,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-13 20:51:49,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2020-10-13 20:51:49,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-13 20:51:49,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2020-10-13 20:51:49,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2020-10-13 20:51:49,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2020-10-13 20:51:49,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2020-10-13 20:51:49,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2020-10-13 20:51:49,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_free_pages [2020-10-13 20:51:49,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2020-10-13 20:51:49,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-13 20:51:49,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2020-10-13 20:51:49,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2020-10-13 20:51:49,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2020-10-13 20:51:49,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2020-10-13 20:51:49,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-13 20:51:49,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_schedule [2020-10-13 20:51:49,858 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2020-10-13 20:51:49,865 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-10-13 20:51:49,865 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-13 20:51:49,865 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock [2020-10-13 20:51:49,866 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock [2020-10-13 20:51:49,866 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-13 20:51:49,866 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-13 20:51:49,866 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-13 20:51:49,866 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2020-10-13 20:51:49,866 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_alloc_charge [2020-10-13 20:51:49,866 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_dev_deregister [2020-10-13 20:51:49,867 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_dev_register [2020-10-13 20:51:49,867 INFO L138 BoogieDeclarations]: Found implementation of procedure atm_pcr_goal [2020-10-13 20:51:49,867 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2020-10-13 20:51:49,868 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2020-10-13 20:51:49,868 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2020-10-13 20:51:49,868 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2020-10-13 20:51:49,868 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2020-10-13 20:51:49,868 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-13 20:51:49,868 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2020-10-13 20:51:49,868 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-13 20:51:49,868 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_alloc [2020-10-13 20:51:49,869 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2020-10-13 20:51:49,869 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2020-10-13 20:51:49,869 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2020-10-13 20:51:49,869 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2020-10-13 20:51:49,869 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_zero_bit [2020-10-13 20:51:49,869 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_zero_bit [2020-10-13 20:51:49,869 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2020-10-13 20:51:49,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2020-10-13 20:51:49,869 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2020-10-13 20:51:49,870 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2020-10-13 20:51:49,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2020-10-13 20:51:49,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get_real [2020-10-13 20:51:49,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-13 20:51:49,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2020-10-13 20:51:49,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2020-10-13 20:51:49,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2020-10-13 20:51:49,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-13 20:51:49,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2020-10-13 20:51:49,871 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2020-10-13 20:51:49,871 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-10-13 20:51:49,871 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2020-10-13 20:51:49,871 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2020-10-13 20:51:49,871 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2020-10-13 20:51:49,871 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_word [2020-10-13 20:51:49,871 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_byte [2020-10-13 20:51:49,871 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_dword [2020-10-13 20:51:49,872 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_word [2020-10-13 20:51:49,872 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2020-10-13 20:51:49,872 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2020-10-13 20:51:49,872 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2020-10-13 20:51:49,872 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-13 20:51:49,872 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2020-10-13 20:51:49,872 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2020-10-13 20:51:49,872 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2020-10-13 20:51:49,873 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2020-10-13 20:51:49,873 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_clone [2020-10-13 20:51:49,873 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy [2020-10-13 20:51:49,873 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2020-10-13 20:51:49,873 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-13 20:51:49,873 INFO L138 BoogieDeclarations]: Found implementation of procedure suni_init [2020-10-13 20:51:49,873 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2020-10-13 20:51:49,873 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2020-10-13 20:51:49,874 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-13 20:51:49,874 INFO L138 BoogieDeclarations]: Found implementation of procedure default_wake_function [2020-10-13 20:51:49,874 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-13 20:51:49,874 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-13 20:51:49,874 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-13 20:51:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 20:51:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 20:51:49,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-13 20:51:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2020-10-13 20:51:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2020-10-13 20:51:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-13 20:51:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-13 20:51:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-13 20:51:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-13 20:51:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 20:51:49,875 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_zero_bit [2020-10-13 20:51:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_zero_bit [2020-10-13 20:51:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-13 20:51:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-10-13 20:51:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-10-13 20:51:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-13 20:51:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 20:51:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-13 20:51:49,876 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2020-10-13 20:51:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 20:51:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-10-13 20:51:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2020-10-13 20:51:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2020-10-13 20:51:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2020-10-13 20:51:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2020-10-13 20:51:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-13 20:51:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2020-10-13 20:51:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-10-13 20:51:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2020-10-13 20:51:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-13 20:51:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_zero [2020-10-13 20:51:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-13 20:51:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2020-10-13 20:51:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2020-10-13 20:51:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2020-10-13 20:51:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2020-10-13 20:51:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2020-10-13 20:51:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-13 20:51:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-13 20:51:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-13 20:51:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-13 20:51:49,879 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock [2020-10-13 20:51:49,880 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock [2020-10-13 20:51:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-13 20:51:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_1 [2020-10-13 20:51:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-13 20:51:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_5 [2020-10-13 20:51:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-13 20:51:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_8 [2020-10-13 20:51:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-13 20:51:49,884 INFO L130 BoogieDeclarations]: Found specification of procedure default_wake_function [2020-10-13 20:51:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2020-10-13 20:51:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2020-10-13 20:51:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2020-10-13 20:51:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2020-10-13 20:51:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2020-10-13 20:51:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2020-10-13 20:51:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2020-10-13 20:51:49,885 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2020-10-13 20:51:49,886 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2020-10-13 20:51:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure __get_free_pages [2020-10-13 20:51:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___get_free_pages_12 [2020-10-13 20:51:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-13 20:51:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2020-10-13 20:51:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 20:51:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-13 20:51:49,887 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-13 20:51:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-13 20:51:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-13 20:51:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-13 20:51:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 20:51:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-13 20:51:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_13 [2020-10-13 20:51:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-13 20:51:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-13 20:51:49,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2020-10-13 20:51:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2020-10-13 20:51:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-13 20:51:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-10-13 20:51:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-10-13 20:51:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 20:51:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-13 20:51:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-13 20:51:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-13 20:51:49,889 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get_real [2020-10-13 20:51:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2020-10-13 20:51:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2020-10-13 20:51:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2020-10-13 20:51:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2020-10-13 20:51:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2020-10-13 20:51:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2020-10-13 20:51:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2020-10-13 20:51:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2020-10-13 20:51:49,890 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2020-10-13 20:51:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2020-10-13 20:51:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2020-10-13 20:51:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2020-10-13 20:51:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2020-10-13 20:51:49,891 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2020-10-13 20:51:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2020-10-13 20:51:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2020-10-13 20:51:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2020-10-13 20:51:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2020-10-13 20:51:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure skb_clone [2020-10-13 20:51:49,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_25 [2020-10-13 20:51:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy [2020-10-13 20:51:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_27 [2020-10-13 20:51:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2020-10-13 20:51:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_23 [2020-10-13 20:51:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_31 [2020-10-13 20:51:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2020-10-13 20:51:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_tail_pointer [2020-10-13 20:51:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 20:51:49,893 INFO L130 BoogieDeclarations]: Found specification of procedure skb_set_tail_pointer [2020-10-13 20:51:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-13 20:51:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2020-10-13 20:51:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2020-10-13 20:51:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2020-10-13 20:51:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_28 [2020-10-13 20:51:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_29 [2020-10-13 20:51:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_30 [2020-10-13 20:51:49,894 INFO L130 BoogieDeclarations]: Found specification of procedure __net_timestamp [2020-10-13 20:51:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2020-10-13 20:51:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_word [2020-10-13 20:51:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2020-10-13 20:51:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_byte [2020-10-13 20:51:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_word [2020-10-13 20:51:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2020-10-13 20:51:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2020-10-13 20:51:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2020-10-13 20:51:49,895 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2020-10-13 20:51:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2020-10-13 20:51:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2020-10-13 20:51:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2020-10-13 20:51:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2020-10-13 20:51:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2020-10-13 20:51:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2020-10-13 20:51:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2020-10-13 20:51:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2020-10-13 20:51:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2020-10-13 20:51:49,896 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_alloc [2020-10-13 20:51:49,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dma_pool_alloc_32 [2020-10-13 20:51:49,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dma_pool_alloc_33 [2020-10-13 20:51:49,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dma_pool_alloc_34 [2020-10-13 20:51:49,897 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2020-10-13 20:51:49,897 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2020-10-13 20:51:49,897 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2020-10-13 20:51:49,897 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2020-10-13 20:51:49,897 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2020-10-13 20:51:49,898 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2020-10-13 20:51:49,898 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2020-10-13 20:51:49,898 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2020-10-13 20:51:49,898 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2020-10-13 20:51:49,898 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2020-10-13 20:51:49,898 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2020-10-13 20:51:49,898 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2020-10-13 20:51:49,898 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2020-10-13 20:51:49,898 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2020-10-13 20:51:49,899 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2020-10-13 20:51:49,899 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_unlock_wait [2020-10-13 20:51:49,899 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2020-10-13 20:51:49,899 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2020-10-13 20:51:49,899 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_disable_nosync [2020-10-13 20:51:49,899 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_disable [2020-10-13 20:51:49,899 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2020-10-13 20:51:49,900 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2020-10-13 20:51:49,900 INFO L130 BoogieDeclarations]: Found specification of procedure atm_sk [2020-10-13 20:51:49,900 INFO L130 BoogieDeclarations]: Found specification of procedure sk_atm [2020-10-13 20:51:49,900 INFO L130 BoogieDeclarations]: Found specification of procedure atm_dev_register [2020-10-13 20:51:49,900 INFO L130 BoogieDeclarations]: Found specification of procedure atm_dev_deregister [2020-10-13 20:51:49,900 INFO L130 BoogieDeclarations]: Found specification of procedure atm_alloc_charge [2020-10-13 20:51:49,900 INFO L130 BoogieDeclarations]: Found specification of procedure atm_pcr_goal [2020-10-13 20:51:49,900 INFO L130 BoogieDeclarations]: Found specification of procedure suni_init [2020-10-13 20:51:49,900 INFO L130 BoogieDeclarations]: Found specification of procedure he_open [2020-10-13 20:51:49,900 INFO L130 BoogieDeclarations]: Found specification of procedure he_close [2020-10-13 20:51:49,901 INFO L130 BoogieDeclarations]: Found specification of procedure he_send [2020-10-13 20:51:49,901 INFO L130 BoogieDeclarations]: Found specification of procedure he_ioctl [2020-10-13 20:51:49,901 INFO L130 BoogieDeclarations]: Found specification of procedure he_irq_handler [2020-10-13 20:51:49,901 INFO L130 BoogieDeclarations]: Found specification of procedure he_tasklet [2020-10-13 20:51:49,901 INFO L130 BoogieDeclarations]: Found specification of procedure he_proc_read [2020-10-13 20:51:49,901 INFO L130 BoogieDeclarations]: Found specification of procedure he_start [2020-10-13 20:51:49,901 INFO L130 BoogieDeclarations]: Found specification of procedure he_stop [2020-10-13 20:51:49,901 INFO L130 BoogieDeclarations]: Found specification of procedure he_phy_put [2020-10-13 20:51:49,903 INFO L130 BoogieDeclarations]: Found specification of procedure he_phy_get [2020-10-13 20:51:49,903 INFO L130 BoogieDeclarations]: Found specification of procedure read_prom_byte [2020-10-13 20:51:49,903 INFO L130 BoogieDeclarations]: Found specification of procedure he_writel_internal [2020-10-13 20:51:49,903 INFO L130 BoogieDeclarations]: Found specification of procedure he_readl_internal [2020-10-13 20:51:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure __find_vcc [2020-10-13 20:51:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure he_init_one [2020-10-13 20:51:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 20:51:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure he_remove_one [2020-10-13 20:51:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure rate_to_atmf [2020-10-13 20:51:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure he_init_rx_lbfp0 [2020-10-13 20:51:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure he_init_rx_lbfp1 [2020-10-13 20:51:49,904 INFO L130 BoogieDeclarations]: Found specification of procedure he_init_tx_lbfp [2020-10-13 20:51:49,905 INFO L130 BoogieDeclarations]: Found specification of procedure he_init_tpdrq [2020-10-13 20:51:49,905 INFO L130 BoogieDeclarations]: Found specification of procedure he_init_cs_block [2020-10-13 20:51:49,905 INFO L130 BoogieDeclarations]: Found specification of procedure he_init_cs_block_rcm [2020-10-13 20:51:49,905 INFO L130 BoogieDeclarations]: Found specification of procedure he_init_group [2020-10-13 20:51:49,905 INFO L130 BoogieDeclarations]: Found specification of procedure he_init_irq [2020-10-13 20:51:49,905 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-10-13 20:51:49,905 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_tpd [2020-10-13 20:51:49,905 INFO L130 BoogieDeclarations]: Found specification of procedure he_service_rbrq [2020-10-13 20:51:49,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-13 20:51:49,906 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2020-10-13 20:51:49,906 INFO L130 BoogieDeclarations]: Found specification of procedure he_service_tbrq [2020-10-13 20:51:49,906 INFO L130 BoogieDeclarations]: Found specification of procedure he_service_rbpl [2020-10-13 20:51:49,906 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-13 20:51:49,906 INFO L130 BoogieDeclarations]: Found specification of procedure __enqueue_tpd [2020-10-13 20:51:49,906 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2020-10-13 20:51:49,906 INFO L130 BoogieDeclarations]: Found specification of procedure he_init [2020-10-13 20:51:49,906 INFO L130 BoogieDeclarations]: Found specification of procedure he_cleanup [2020-10-13 20:51:49,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-13 20:51:49,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2020-10-13 20:51:49,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2020-10-13 20:51:49,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-13 20:51:49,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2020-10-13 20:51:49,907 INFO L130 BoogieDeclarations]: Found specification of procedure void_one_par_dummy [2020-10-13 20:51:49,907 INFO L130 BoogieDeclarations]: Found specification of procedure void_two_par_dummy [2020-10-13 20:51:49,907 INFO L130 BoogieDeclarations]: Found specification of procedure int_two_par_dummy [2020-10-13 20:51:49,907 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 20:51:49,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-13 20:51:49,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-13 20:51:49,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2020-10-13 20:51:49,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-13 20:51:49,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2020-10-13 20:51:49,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2020-10-13 20:51:49,908 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-13 20:51:49,908 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-13 20:51:49,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2020-10-13 20:51:49,908 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-13 20:51:49,909 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 20:51:49,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 20:51:49,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 20:51:49,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-13 20:51:49,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 20:51:49,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-13 20:51:49,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-13 20:51:49,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-13 20:51:49,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-13 20:52:00,104 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 20:52:00,104 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-13 20:52:00,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:52:00 BoogieIcfgContainer [2020-10-13 20:52:00,124 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 20:52:00,128 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 20:52:00,128 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 20:52:00,131 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 20:52:00,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 08:51:45" (1/3) ... [2020-10-13 20:52:00,132 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@359d0a0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:52:00, skipping insertion in model container [2020-10-13 20:52:00,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 08:51:49" (2/3) ... [2020-10-13 20:52:00,132 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@359d0a0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 08:52:00, skipping insertion in model container [2020-10-13 20:52:00,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 08:52:00" (3/3) ... [2020-10-13 20:52:00,134 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.10-rc1-43_1a-bitvector-drivers--atm--he.ko-ldv_main0.cil.out.i [2020-10-13 20:52:00,144 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 20:52:00,155 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 20:52:00,166 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 20:52:00,197 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 20:52:00,197 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 20:52:00,197 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 20:52:00,197 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 20:52:00,197 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 20:52:00,197 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 20:52:00,198 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 20:52:00,198 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 20:52:00,254 INFO L276 IsEmpty]: Start isEmpty. Operand 2295 states. [2020-10-13 20:52:00,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-13 20:52:00,264 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 20:52:00,265 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-13 20:52:00,266 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 20:52:00,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 20:52:00,271 INFO L82 PathProgramCache]: Analyzing trace with hash -1497895346, now seen corresponding path program 1 times [2020-10-13 20:52:00,280 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 20:52:00,280 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1818130312] [2020-10-13 20:52:00,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 20:52:00,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 20:52:01,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 20:52:05,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 20:52:05,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 72 [2020-10-13 20:52:05,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 20:52:05,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4313 [2020-10-13 20:52:05,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 20:52:05,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 20:52:05,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 20:52:05,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-13 20:52:05,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 20:52:06,813 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 526 [2020-10-13 20:52:06,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 20:52:06,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 20:52:06,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 20:52:07,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 20:52:07,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 20:52:07,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 20:52:07,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 632 [2020-10-13 20:52:07,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 20:52:07,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 20:52:07,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 20:52:07,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 20:52:07,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 20:52:07,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 20:52:07,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 20:52:07,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 20:52:07,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 20:52:07,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 20:52:07,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 20:52:07,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 20:52:07,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 20:52:07,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 20:52:07,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 20:52:07,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 20:52:07,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 20:52:07,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 20:52:07,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 20:52:07,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 20:52:07,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 20:52:07,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 20:52:07,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 20:52:07,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 20:52:07,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 20:52:07,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 20:52:07,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 20:52:07,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 20:52:07,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 20:52:07,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 20:52:07,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 20:52:07,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 20:52:07,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 20:52:07,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 20:52:07,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 20:52:07,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 20:52:07,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 20:52:07,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 20:52:07,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 20:52:07,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 20:52:07,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 20:52:07,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 20:52:07,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 20:52:07,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 20:52:07,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 20:52:07,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 20:52:07,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 20:52:07,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 20:52:07,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 20:52:07,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 20:52:07,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 20:52:07,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 20:52:07,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 20:52:07,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-13 20:52:07,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 20:52:07,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 20:52:07,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 20:52:07,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 20:52:07,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 20:52:07,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 20:52:07,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 20:52:07,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 20:52:07,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 20:52:07,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 20:52:07,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 20:52:07,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-13 20:52:07,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 20:52:07,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 20:52:07,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 20:52:07,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 20:52:07,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 20:52:07,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 20:52:07,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 20:52:07,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 20:52:07,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 20:52:07,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 20:52:07,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 20:52:07,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-13 20:52:07,741 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1818130312] [2020-10-13 20:52:07,743 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 20:52:07,743 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-13 20:52:07,744 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [10830871] [2020-10-13 20:52:07,748 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-13 20:52:07,749 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 20:52:07,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-13 20:52:07,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-13 20:52:07,764 INFO L87 Difference]: Start difference. First operand 2295 states. Second operand 4 states. [2020-10-13 20:52:11,113 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 528 [2020-10-13 20:52:39,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 20:52:39,346 INFO L93 Difference]: Finished difference Result 3982 states and 5499 transitions. [2020-10-13 20:52:39,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 20:52:39,348 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 46 [2020-10-13 20:52:39,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 20:52:39,386 INFO L225 Difference]: With dead ends: 3982 [2020-10-13 20:52:39,386 INFO L226 Difference]: Without dead ends: 2074 [2020-10-13 20:52:39,403 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-13 20:52:39,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2074 states. [2020-10-13 20:52:40,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2074 to 1985. [2020-10-13 20:52:40,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1985 states. [2020-10-13 20:52:40,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1985 states to 1985 states and 2695 transitions. [2020-10-13 20:52:40,041 INFO L78 Accepts]: Start accepts. Automaton has 1985 states and 2695 transitions. Word has length 46 [2020-10-13 20:52:40,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 20:52:40,042 INFO L479 AbstractCegarLoop]: Abstraction has 1985 states and 2695 transitions. [2020-10-13 20:52:40,042 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-13 20:52:40,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1985 states and 2695 transitions. [2020-10-13 20:52:40,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-13 20:52:40,048 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 20:52:40,048 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-13 20:52:40,049 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 20:52:40,049 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 20:52:40,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 20:52:40,049 INFO L82 PathProgramCache]: Analyzing trace with hash -1539528997, now seen corresponding path program 1 times [2020-10-13 20:52:40,050 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 20:52:40,050 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1113564151] [2020-10-13 20:52:40,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 20:52:40,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 20:52:40,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 20:52:42,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 20:52:42,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 86 [2020-10-13 20:52:42,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 20:52:42,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1417 [2020-10-13 20:52:42,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 20:52:42,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 20:52:42,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 53 [2020-10-13 20:52:42,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 20:52:42,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 20:52:43,529 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 526 [2020-10-13 20:52:43,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 20:52:43,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 20:52:43,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 20:52:43,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 20:52:43,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 20:52:43,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 20:52:43,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 277 [2020-10-13 20:52:43,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 20:52:43,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 20:52:43,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 20:52:43,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 20:52:43,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 20:52:43,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 20:52:43,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 20:52:43,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 20:52:43,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 20:52:43,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 20:52:43,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 20:52:43,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 20:52:43,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 20:52:43,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 20:52:43,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 20:52:43,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 20:52:43,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 20:52:43,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 20:52:43,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 20:52:43,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 20:52:43,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 20:52:43,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 20:52:43,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 20:52:43,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 20:52:43,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 20:52:43,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 20:52:43,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 20:52:43,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 20:52:43,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 20:52:43,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 20:52:43,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 20:52:43,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 20:52:43,929 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 20:52:43,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 20:52:43,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 20:52:43,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 20:52:43,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 20:52:43,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 20:52:43,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 20:52:43,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 20:52:43,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 20:52:43,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 20:52:43,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 20:52:43,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 20:52:43,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 20:52:43,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 20:52:43,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 20:52:43,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 20:52:43,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 20:52:43,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 20:52:43,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 20:52:43,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 20:52:43,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 20:52:43,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-13 20:52:43,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 20:52:43,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 20:52:43,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 20:52:43,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 20:52:43,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 20:52:43,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 20:52:43,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 20:52:43,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 20:52:43,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 20:52:43,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 20:52:43,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 20:52:43,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 20:52:43,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 20:52:43,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 20:52:43,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 20:52:43,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 20:52:43,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 20:52:43,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 20:52:43,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 20:52:43,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 20:52:43,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 20:52:43,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 20:52:43,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 20:52:44,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-13 20:52:44,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 20:52:44,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 20:52:44,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 20:52:44,020 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 20:52:44,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 20:52:44,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 20:52:44,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 20:52:44,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 20:52:44,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 20:52:44,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 20:52:44,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 20:52:44,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-13 20:52:44,049 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1113564151] [2020-10-13 20:52:44,049 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 20:52:44,049 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-13 20:52:44,050 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673904073] [2020-10-13 20:52:44,051 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-13 20:52:44,052 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 20:52:44,052 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-13 20:52:44,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-13 20:52:44,053 INFO L87 Difference]: Start difference. First operand 1985 states and 2695 transitions. Second operand 5 states. [2020-10-13 20:52:50,608 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 527 [2020-10-13 20:53:22,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 20:53:22,713 INFO L93 Difference]: Finished difference Result 4223 states and 5792 transitions. [2020-10-13 20:53:22,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 20:53:22,714 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 56 [2020-10-13 20:53:22,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 20:53:22,729 INFO L225 Difference]: With dead ends: 4223 [2020-10-13 20:53:22,730 INFO L226 Difference]: Without dead ends: 2259 [2020-10-13 20:53:22,739 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-13 20:53:22,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2259 states. [2020-10-13 20:53:23,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2259 to 1986. [2020-10-13 20:53:23,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1986 states. [2020-10-13 20:53:23,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 1986 states and 2696 transitions. [2020-10-13 20:53:23,207 INFO L78 Accepts]: Start accepts. Automaton has 1986 states and 2696 transitions. Word has length 56 [2020-10-13 20:53:23,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 20:53:23,207 INFO L479 AbstractCegarLoop]: Abstraction has 1986 states and 2696 transitions. [2020-10-13 20:53:23,207 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-13 20:53:23,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1986 states and 2696 transitions. [2020-10-13 20:53:23,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-10-13 20:53:23,211 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 20:53:23,211 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-13 20:53:23,211 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 20:53:23,212 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 20:53:23,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 20:53:23,212 INFO L82 PathProgramCache]: Analyzing trace with hash 1807550401, now seen corresponding path program 1 times [2020-10-13 20:53:23,212 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 20:53:23,212 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [394669000] [2020-10-13 20:53:23,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 20:53:23,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-13 20:53:23,515 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-10-13 20:53:23,516 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-10-13 20:53:23,526 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 20:53:23,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 08:53:23 BoogieIcfgContainer [2020-10-13 20:53:23,568 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-13 20:53:23,573 INFO L168 Benchmark]: Toolchain (without parser) took 97573.15 ms. Allocated memory was 147.3 MB in the beginning and 1.4 GB in the end (delta: 1.3 GB). Free memory was 90.9 MB in the beginning and 1.1 GB in the end (delta: -971.7 MB). Peak memory consumption was 298.6 MB. Max. memory is 7.1 GB. [2020-10-13 20:53:23,575 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 147.3 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-13 20:53:23,577 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3380.66 ms. Allocated memory was 147.3 MB in the beginning and 262.7 MB in the end (delta: 115.3 MB). Free memory was 90.5 MB in the beginning and 200.1 MB in the end (delta: -109.6 MB). Peak memory consumption was 129.7 MB. Max. memory is 7.1 GB. [2020-10-13 20:53:23,579 INFO L168 Benchmark]: Boogie Preprocessor took 370.95 ms. Allocated memory is still 262.7 MB. Free memory was 200.1 MB in the beginning and 165.7 MB in the end (delta: 34.5 MB). Peak memory consumption was 34.5 MB. Max. memory is 7.1 GB. [2020-10-13 20:53:23,585 INFO L168 Benchmark]: RCFGBuilder took 10374.71 ms. Allocated memory was 262.7 MB in the beginning and 443.0 MB in the end (delta: 180.4 MB). Free memory was 165.7 MB in the beginning and 320.4 MB in the end (delta: -154.7 MB). Peak memory consumption was 248.4 MB. Max. memory is 7.1 GB. [2020-10-13 20:53:23,591 INFO L168 Benchmark]: TraceAbstraction took 83440.53 ms. Allocated memory was 443.0 MB in the beginning and 1.4 GB in the end (delta: 974.7 MB). Free memory was 320.4 MB in the beginning and 1.1 GB in the end (delta: -742.3 MB). Peak memory consumption was 232.3 MB. Max. memory is 7.1 GB. [2020-10-13 20:53:23,600 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 147.3 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3380.66 ms. Allocated memory was 147.3 MB in the beginning and 262.7 MB in the end (delta: 115.3 MB). Free memory was 90.5 MB in the beginning and 200.1 MB in the end (delta: -109.6 MB). Peak memory consumption was 129.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 370.95 ms. Allocated memory is still 262.7 MB. Free memory was 200.1 MB in the beginning and 165.7 MB in the end (delta: 34.5 MB). Peak memory consumption was 34.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 10374.71 ms. Allocated memory was 262.7 MB in the beginning and 443.0 MB in the end (delta: 180.4 MB). Free memory was 165.7 MB in the beginning and 320.4 MB in the end (delta: -154.7 MB). Peak memory consumption was 248.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 83440.53 ms. Allocated memory was 443.0 MB in the beginning and 1.4 GB in the end (delta: 974.7 MB). Free memory was 320.4 MB in the beginning and 1.1 GB in the end (delta: -742.3 MB). Peak memory consumption was 232.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 9500]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseAnd at line 9514. Possible FailurePath: [L6341] static struct he_dev *he_devs ; [L6342] static bool disable64 ; [L6343] static short nvpibits = -1; [L6344] static short nvcibits = -1; [L6345] static short rx_skb_reserve = 16; [L6346] static bool irq_coalesce = 1; [L6347] static bool sdh = 0; [L6348-L6353] static unsigned int readtab[17U] = { 4352U, 0U, 256U, 0U, 256U, 0U, 256U, 0U, 256U, 0U, 256U, 0U, 256U, 512U, 768U, 512U, 768U}; [L6354-L6359] static unsigned int clocktab[17U] = { 0U, 256U, 0U, 256U, 0U, 256U, 0U, 256U, 0U, 256U, 0U, 256U, 0U, 256U, 0U, 256U, 0U}; [L6360-L6362] static struct atmdev_ops he_ops = {0, & he_open, & he_close, & he_ioctl, 0, 0, 0, & he_send, 0, & he_phy_put, & he_phy_get, 0, & he_proc_read, & __this_module}; [L9181-L9182] static struct pci_device_id he_pci_tbl[2U] = { {4391U, 1024U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {0U, 0U, 0U, 0U, 0U, 0U, 0UL}}; [L9183] struct pci_device_id const __mod_pci_device_table ; [L9184-L9197] static struct pci_driver he_driver = {{0, 0}, "he", (struct pci_device_id const *)(& he_pci_tbl), & he_init_one, & he_remove_one, 0, 0, 0, 0, 0, 0, 0, {0, 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, {{{{{{0U}}, 0U, 0U, 0, {0, {0, 0}, 0, 0, 0UL}}}}, {0, 0}}}; [L9219] int LDV_IN_INTERRUPT ; [L9510] int ldv_spin = 0; [L9227] struct atm_vcc *var_group1 ; [L9228] int res_he_open_23 ; [L9229] struct atm_dev *var_group2 ; [L9230] unsigned int var_he_ioctl_26_p1 ; [L9231] void *var_he_ioctl_26_p2 ; [L9232] struct sk_buff *var_group3 ; [L9233] unsigned char var_he_phy_put_27_p1 ; [L9234] unsigned long var_he_phy_put_27_p2 ; [L9235] unsigned long var_he_phy_get_28_p1 ; [L9236] loff_t *var_he_proc_read_29_p1 ; [L9237] char *var_he_proc_read_29_p2 ; [L9238] struct pci_dev *var_group4 ; [L9239] struct pci_device_id const *var_he_init_one_3_p1 ; [L9240] int res_he_init_one_3 ; [L9241] int var_he_irq_handler_21_p0 ; [L9242] void *var_he_irq_handler_21_p1 ; [L9243] int ldv_s_he_ops_atmdev_ops ; [L9244] int ldv_s_he_driver_pci_driver ; [L9245] int tmp ; [L9246] int tmp___0 ; [L9247] int tmp___1 ; [L9248] var_group1 = malloc(sizeof(struct atm_vcc)) [L9249] var_group1->release_cb = &void_one_par_dummy [L9250] var_group1->push = &void_two_par_dummy [L9251] var_group1->pop = &void_two_par_dummy [L9252] var_group1->push_oam = &int_two_par_dummy [L9253] var_group1->send = &int_two_par_dummy [L9255] ldv_s_he_ops_atmdev_ops = 0 [L9256] ldv_s_he_driver_pci_driver = 0 [L9257] LDV_IN_INTERRUPT = 1 [L9258] FCALL ldv_initialize() [L9259] FCALL ldv_handler_precall() [L9260] CALL, EXPR he_init() [L9200] int tmp ; [L9202] CALL, EXPR __pci_register_driver(& he_driver, & __this_module, "he") [L9599] return __VERIFIER_nondet_int(); [L9202] RET, EXPR __pci_register_driver(& he_driver, & __this_module, "he") [L9202] tmp = __pci_register_driver(& he_driver, & __this_module, "he") [L9203] return (tmp); [L9260] RET, EXPR he_init() [L9260] tmp = he_init() [L9261] COND FALSE !(tmp != 0) [L9342] tmp___1 = __VERIFIER_nondet_int() [L9343] COND TRUE (tmp___1 != 0 || ldv_s_he_ops_atmdev_ops != 0) || ldv_s_he_driver_pci_driver != 0 [L9267] tmp___0 = __VERIFIER_nondet_int() [L9269] case 0: [L9282] case 1: [L9290] case 2: [L9294] case 3: [L9295] FCALL ldv_handler_precall() [L9296] CALL he_send(var_group1, var_group3) [L8771] unsigned long flags ; [L8772] struct he_dev *he_dev ; [L8773] unsigned int cid ; [L8774] struct he_tpd *tpd ; [L8775] unsigned char *tmp ; [L8776] char *pti_clp ; [L8777] int clp ; [L8778] int pti ; [L8779] dma_addr_t tmp___0 ; [L8781] EXPR vcc->dev [L8781] EXPR (vcc->dev)->dev_data [L8781] he_dev = (struct he_dev *)(vcc->dev)->dev_data [L8782] EXPR vcc->vpi [L8782] EXPR he_dev->vcibits [L8782] EXPR vcc->vci [L8782] cid = (unsigned int )(((int )vcc->vpi << (int )he_dev->vcibits) | vcc->vci) & 8191U [L8783] EXPR skb->len [L8783] skb->len > 65535U || ((unsigned int )vcc->qos.aal == 13U && skb->len != 52U) [L8783] EXPR vcc->qos.aal [L8783] EXPR (unsigned int )vcc->qos.aal == 13U && skb->len != 52U [L8783] EXPR skb->len [L8783] EXPR (unsigned int )vcc->qos.aal == 13U && skb->len != 52U [L8783] skb->len > 65535U || ((unsigned int )vcc->qos.aal == 13U && skb->len != 52U) [L8783] COND FALSE !(skb->len > 65535U || ((unsigned int )vcc->qos.aal == 13U && skb->len != 52U)) [L8795] CALL, EXPR skb_end_pointer((struct sk_buff const *)skb) [L6069] EXPR skb->head [L6069] EXPR skb->end [L6069] return ((unsigned char *)skb->head + (unsigned long )skb->end); [L8795] RET, EXPR skb_end_pointer((struct sk_buff const *)skb) [L8795] tmp = skb_end_pointer((struct sk_buff const *)skb) [L8796] EXPR ((struct skb_shared_info *)tmp)->nr_frags [L8796] COND FALSE !((unsigned int )((struct skb_shared_info *)tmp)->nr_frags != 0U) [L8808] CALL ldv_spin_lock() [L9547] ldv_spin = 1 [L8808] RET ldv_spin_lock() [L8809] CALL __alloc_tpd(he_dev) [L7783] struct he_tpd *tpd ; [L7784] dma_addr_t mapping ; [L7785] void *tmp ; [L7787] EXPR he_dev->tpd_pool [L7787] CALL ldv_dma_pool_alloc_33(he_dev->tpd_pool, 33U, & mapping) [L9483] CALL ldv_check_alloc_flags(flags) [L9514] COND FALSE !(ldv_spin == 0 || flags & 32U) [L9516] CALL ldv_error() [L9500] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 213 procedures, 2336 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 83.3s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 70.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4476 SDtfs, 3495 SDslu, 2196 SDs, 0 SdLazy, 5286 SolverSat, 1866 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 60.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2295occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 362 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 10.1s InterpolantComputationTime, 160 NumberOfCodeBlocks, 160 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 100 ConstructedInterpolants, 0 QuantifiedInterpolants, 59910 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 4/4 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...