/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--rocket.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 08:57:03,247 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 08:57:03,250 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 08:57:03,274 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 08:57:03,275 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 08:57:03,276 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 08:57:03,277 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 08:57:03,279 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 08:57:03,281 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 08:57:03,281 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 08:57:03,282 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 08:57:03,283 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 08:57:03,284 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 08:57:03,284 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 08:57:03,286 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 08:57:03,287 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 08:57:03,287 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 08:57:03,288 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 08:57:03,290 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 08:57:03,292 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 08:57:03,293 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 08:57:03,294 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 08:57:03,295 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 08:57:03,296 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 08:57:03,298 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 08:57:03,299 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 08:57:03,299 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 08:57:03,300 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 08:57:03,300 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 08:57:03,301 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 08:57:03,301 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 08:57:03,302 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 08:57:03,303 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 08:57:03,304 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 08:57:03,305 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 08:57:03,305 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 08:57:03,306 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 08:57:03,306 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 08:57:03,306 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 08:57:03,307 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 08:57:03,307 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 08:57:03,308 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 [2020-10-15 08:57:03,332 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 08:57:03,332 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 08:57:03,333 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 08:57:03,333 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 08:57:03,334 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 08:57:03,334 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 08:57:03,334 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 08:57:03,334 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 08:57:03,335 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 08:57:03,335 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 08:57:03,335 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 08:57:03,335 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 08:57:03,335 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 08:57:03,335 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 08:57:03,336 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 08:57:03,336 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 08:57:03,336 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 08:57:03,336 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 08:57:03,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 08:57:03,337 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 08:57:03,337 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 08:57:03,337 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 08:57:03,337 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 08:57:03,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 08:57:03,338 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 08:57:03,338 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 08:57:03,338 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-15 08:57:03,338 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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 08:57:03,641 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 08:57:03,654 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 08:57:03,657 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 08:57:03,659 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 08:57:03,659 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 08:57:03,660 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--rocket.ko-entry_point.cil.out.i [2020-10-15 08:57:03,723 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3e5481c89/a452ad25ab5e4111bd3b7391545df649/FLAGe5e242fdc [2020-10-15 08:57:04,552 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 08:57:04,553 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--rocket.ko-entry_point.cil.out.i [2020-10-15 08:57:04,594 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3e5481c89/a452ad25ab5e4111bd3b7391545df649/FLAGe5e242fdc [2020-10-15 08:57:05,073 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3e5481c89/a452ad25ab5e4111bd3b7391545df649 [2020-10-15 08:57:05,085 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 08:57:05,088 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 08:57:05,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 08:57:05,091 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 08:57:05,094 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 08:57:05,095 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:57:05" (1/1) ... [2020-10-15 08:57:05,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c92d0a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:57:05, skipping insertion in model container [2020-10-15 08:57:05,099 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:57:05" (1/1) ... [2020-10-15 08:57:05,107 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 08:57:05,282 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 08:57:05,900 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3814] [2020-10-15 08:57:05,901 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3815-3816] [2020-10-15 08:57:07,375 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 08:57:07,428 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 08:57:07,516 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3814] [2020-10-15 08:57:07,517 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3815-3816] [2020-10-15 08:57:07,834 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 08:57:08,326 INFO L208 MainTranslator]: Completed translation [2020-10-15 08:57:08,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:57:08 WrapperNode [2020-10-15 08:57:08,327 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 08:57:08,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 08:57:08,328 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 08:57:08,328 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 08:57:08,342 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:57:08" (1/1) ... [2020-10-15 08:57:08,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:57:08" (1/1) ... [2020-10-15 08:57:08,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:57:08" (1/1) ... [2020-10-15 08:57:08,449 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:57:08" (1/1) ... [2020-10-15 08:57:08,653 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:57:08" (1/1) ... [2020-10-15 08:57:08,687 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:57:08" (1/1) ... [2020-10-15 08:57:08,725 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:57:08" (1/1) ... [2020-10-15 08:57:08,777 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 08:57:08,777 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 08:57:08,778 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 08:57:08,778 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 08:57:08,779 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:57:08" (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 [2020-10-15 08:57:08,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 08:57:08,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 08:57:08,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2020-10-15 08:57:08,865 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-15 08:57:08,865 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-15 08:57:08,866 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-15 08:57:08,866 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2020-10-15 08:57:08,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2020-10-15 08:57:08,866 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2020-10-15 08:57:08,867 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2020-10-15 08:57:08,867 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-15 08:57:08,867 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2020-10-15 08:57:08,867 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2020-10-15 08:57:08,870 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2020-10-15 08:57:08,870 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2020-10-15 08:57:08,870 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-15 08:57:08,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_4 [2020-10-15 08:57:08,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_7 [2020-10-15 08:57:08,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_8 [2020-10-15 08:57:08,871 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2020-10-15 08:57:08,871 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2020-10-15 08:57:08,871 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2020-10-15 08:57:08,872 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2020-10-15 08:57:08,872 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2020-10-15 08:57:08,872 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2020-10-15 08:57:08,873 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2020-10-15 08:57:08,873 INFO L138 BoogieDeclarations]: Found implementation of procedure outw_p [2020-10-15 08:57:08,873 INFO L138 BoogieDeclarations]: Found implementation of procedure inw_p [2020-10-15 08:57:08,873 INFO L138 BoogieDeclarations]: Found implementation of procedure outsw [2020-10-15 08:57:08,873 INFO L138 BoogieDeclarations]: Found implementation of procedure insw [2020-10-15 08:57:08,873 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2020-10-15 08:57:08,873 INFO L138 BoogieDeclarations]: Found implementation of procedure outl_p [2020-10-15 08:57:08,874 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-15 08:57:08,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-15 08:57:08,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-15 08:57:08,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-15 08:57:08,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-15 08:57:08,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-15 08:57:08,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-15 08:57:08,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-15 08:57:08,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-15 08:57:08,877 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2020-10-15 08:57:08,877 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2020-10-15 08:57:08,877 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-10-15 08:57:08,877 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-15 08:57:08,878 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_tty_driver [2020-10-15 08:57:08,878 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2020-10-15 08:57:08,878 INFO L138 BoogieDeclarations]: Found implementation of procedure flag_buf_ptr [2020-10-15 08:57:08,878 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_get_baud_rate [2020-10-15 08:57:08,878 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_char [2020-10-15 08:57:08,879 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le32 [2020-10-15 08:57:08,879 INFO L138 BoogieDeclarations]: Found implementation of procedure sOutB [2020-10-15 08:57:08,879 INFO L138 BoogieDeclarations]: Found implementation of procedure sOutW [2020-10-15 08:57:08,879 INFO L138 BoogieDeclarations]: Found implementation of procedure out32 [2020-10-15 08:57:08,879 INFO L138 BoogieDeclarations]: Found implementation of procedure sInB [2020-10-15 08:57:08,879 INFO L138 BoogieDeclarations]: Found implementation of procedure sInW [2020-10-15 08:57:08,880 INFO L138 BoogieDeclarations]: Found implementation of procedure rocket_paranoia_check [2020-10-15 08:57:08,880 INFO L138 BoogieDeclarations]: Found implementation of procedure rp_do_receive [2020-10-15 08:57:08,880 INFO L138 BoogieDeclarations]: Found implementation of procedure rp_do_transmit [2020-10-15 08:57:08,881 INFO L138 BoogieDeclarations]: Found implementation of procedure rp_handle_port [2020-10-15 08:57:08,881 INFO L138 BoogieDeclarations]: Found implementation of procedure rp_do_poll [2020-10-15 08:57:08,881 INFO L138 BoogieDeclarations]: Found implementation of procedure init_r_port [2020-10-15 08:57:08,881 INFO L138 BoogieDeclarations]: Found implementation of procedure configure_r_port [2020-10-15 08:57:08,881 INFO L138 BoogieDeclarations]: Found implementation of procedure carrier_raised [2020-10-15 08:57:08,881 INFO L138 BoogieDeclarations]: Found implementation of procedure dtr_rts [2020-10-15 08:57:08,882 INFO L138 BoogieDeclarations]: Found implementation of procedure rp_open [2020-10-15 08:57:08,882 INFO L138 BoogieDeclarations]: Found implementation of procedure rp_close [2020-10-15 08:57:08,882 INFO L138 BoogieDeclarations]: Found implementation of procedure rp_set_termios [2020-10-15 08:57:08,883 INFO L138 BoogieDeclarations]: Found implementation of procedure rp_break [2020-10-15 08:57:08,884 INFO L138 BoogieDeclarations]: Found implementation of procedure sGetChanRI [2020-10-15 08:57:08,884 INFO L138 BoogieDeclarations]: Found implementation of procedure rp_tiocmget [2020-10-15 08:57:08,884 INFO L138 BoogieDeclarations]: Found implementation of procedure rp_tiocmset [2020-10-15 08:57:08,884 INFO L138 BoogieDeclarations]: Found implementation of procedure get_config [2020-10-15 08:57:08,884 INFO L138 BoogieDeclarations]: Found implementation of procedure set_config [2020-10-15 08:57:08,884 INFO L138 BoogieDeclarations]: Found implementation of procedure get_ports [2020-10-15 08:57:08,884 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_rm2 [2020-10-15 08:57:08,885 INFO L138 BoogieDeclarations]: Found implementation of procedure get_version [2020-10-15 08:57:08,885 INFO L138 BoogieDeclarations]: Found implementation of procedure rp_ioctl [2020-10-15 08:57:08,885 INFO L138 BoogieDeclarations]: Found implementation of procedure rp_send_xchar [2020-10-15 08:57:08,886 INFO L138 BoogieDeclarations]: Found implementation of procedure rp_throttle [2020-10-15 08:57:08,886 INFO L138 BoogieDeclarations]: Found implementation of procedure rp_unthrottle [2020-10-15 08:57:08,886 INFO L138 BoogieDeclarations]: Found implementation of procedure rp_stop [2020-10-15 08:57:08,886 INFO L138 BoogieDeclarations]: Found implementation of procedure rp_start [2020-10-15 08:57:08,886 INFO L138 BoogieDeclarations]: Found implementation of procedure rp_wait_until_sent [2020-10-15 08:57:08,886 INFO L138 BoogieDeclarations]: Found implementation of procedure rp_hangup [2020-10-15 08:57:08,886 INFO L138 BoogieDeclarations]: Found implementation of procedure rp_put_char [2020-10-15 08:57:08,887 INFO L138 BoogieDeclarations]: Found implementation of procedure rp_write [2020-10-15 08:57:08,887 INFO L138 BoogieDeclarations]: Found implementation of procedure rp_write_room [2020-10-15 08:57:08,887 INFO L138 BoogieDeclarations]: Found implementation of procedure rp_chars_in_buffer [2020-10-15 08:57:08,887 INFO L138 BoogieDeclarations]: Found implementation of procedure rp_flush_buffer [2020-10-15 08:57:08,887 INFO L138 BoogieDeclarations]: Found implementation of procedure rmSpeakerReset [2020-10-15 08:57:08,887 INFO L138 BoogieDeclarations]: Found implementation of procedure sPCIInitController [2020-10-15 08:57:08,887 INFO L138 BoogieDeclarations]: Found implementation of procedure register_PCI [2020-10-15 08:57:08,888 INFO L138 BoogieDeclarations]: Found implementation of procedure init_PCI [2020-10-15 08:57:08,888 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ISA [2020-10-15 08:57:08,888 INFO L138 BoogieDeclarations]: Found implementation of procedure rp_init [2020-10-15 08:57:08,888 INFO L138 BoogieDeclarations]: Found implementation of procedure rp_cleanup_module [2020-10-15 08:57:08,888 INFO L138 BoogieDeclarations]: Found implementation of procedure sInitController [2020-10-15 08:57:08,888 INFO L138 BoogieDeclarations]: Found implementation of procedure sReadAiopID [2020-10-15 08:57:08,888 INFO L138 BoogieDeclarations]: Found implementation of procedure sReadAiopNumChan [2020-10-15 08:57:08,889 INFO L138 BoogieDeclarations]: Found implementation of procedure sInitChan [2020-10-15 08:57:08,889 INFO L138 BoogieDeclarations]: Found implementation of procedure sStopRxProcessor [2020-10-15 08:57:08,889 INFO L138 BoogieDeclarations]: Found implementation of procedure sFlushRxFIFO [2020-10-15 08:57:08,889 INFO L138 BoogieDeclarations]: Found implementation of procedure sFlushTxFIFO [2020-10-15 08:57:08,889 INFO L138 BoogieDeclarations]: Found implementation of procedure sWriteTxPrioByte [2020-10-15 08:57:08,889 INFO L138 BoogieDeclarations]: Found implementation of procedure sEnInterrupts [2020-10-15 08:57:08,889 INFO L138 BoogieDeclarations]: Found implementation of procedure sDisInterrupts [2020-10-15 08:57:08,890 INFO L138 BoogieDeclarations]: Found implementation of procedure sSetInterfaceMode [2020-10-15 08:57:08,890 INFO L138 BoogieDeclarations]: Found implementation of procedure sModemReset [2020-10-15 08:57:08,890 INFO L138 BoogieDeclarations]: Found implementation of procedure sPCIModemReset [2020-10-15 08:57:08,890 INFO L138 BoogieDeclarations]: Found implementation of procedure GetLineNumber [2020-10-15 08:57:08,891 INFO L138 BoogieDeclarations]: Found implementation of procedure SetLineNumber [2020-10-15 08:57:08,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_tty_operations_2 [2020-10-15 08:57:08,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_port_operations_1 [2020-10-15 08:57:08,891 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 08:57:08,891 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2020-10-15 08:57:08,891 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2020-10-15 08:57:08,892 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-15 08:57:08,892 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-15 08:57:08,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___get_free_pages_20 [2020-10-15 08:57:08,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2020-10-15 08:57:08,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-15 08:57:08,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2020-10-15 08:57:08,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2020-10-15 08:57:08,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2020-10-15 08:57:08,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2020-10-15 08:57:08,897 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2020-10-15 08:57:08,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2020-10-15 08:57:08,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_free_pages [2020-10-15 08:57:08,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2020-10-15 08:57:08,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-15 08:57:08,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-15 08:57:08,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2020-10-15 08:57:08,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2020-10-15 08:57:08,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __tty_alloc_driver [2020-10-15 08:57:08,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2020-10-15 08:57:08,900 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-10-15 08:57:08,900 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-15 08:57:08,900 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2020-10-15 08:57:08,900 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2020-10-15 08:57:08,901 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2020-10-15 08:57:08,908 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-15 08:57:08,909 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2020-10-15 08:57:08,909 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_all [2020-10-15 08:57:08,909 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2020-10-15 08:57:08,909 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2020-10-15 08:57:08,909 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2020-10-15 08:57:08,909 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2020-10-15 08:57:08,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_activate_1 [2020-10-15 08:57:08,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-15 08:57:08,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destruct_1 [2020-10-15 08:57:08,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_2 [2020-10-15 08:57:08,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-15 08:57:08,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_2 [2020-10-15 08:57:08,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_setup_2 [2020-10-15 08:57:08,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_1 [2020-10-15 08:57:08,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2020-10-15 08:57:08,910 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-10-15 08:57:08,911 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2020-10-15 08:57:08,911 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2020-10-15 08:57:08,911 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2020-10-15 08:57:08,911 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2020-10-15 08:57:08,911 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2020-10-15 08:57:08,911 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-15 08:57:08,911 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2020-10-15 08:57:08,911 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_device [2020-10-15 08:57:08,912 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_match_id [2020-10-15 08:57:08,912 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-15 08:57:08,912 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2020-10-15 08:57:08,912 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_encode_baud_rate [2020-10-15 08:57:08,912 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2020-10-15 08:57:08,912 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_flags [2020-10-15 08:57:08,912 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2020-10-15 08:57:08,912 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_ldisc_flush [2020-10-15 08:57:08,913 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_block_til_ready [2020-10-15 08:57:08,913 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_close_start [2020-10-15 08:57:08,913 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_destroy [2020-10-15 08:57:08,913 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_hangup [2020-10-15 08:57:08,913 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_init [2020-10-15 08:57:08,914 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_register_device [2020-10-15 08:57:08,914 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2020-10-15 08:57:08,914 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_hangup [2020-10-15 08:57:08,914 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_set [2020-10-15 08:57:08,914 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_prepare_flip_string [2020-10-15 08:57:08,914 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_driver [2020-10-15 08:57:08,914 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_set_operations [2020-10-15 08:57:08,914 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_baud_rate [2020-10-15 08:57:08,914 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_device [2020-10-15 08:57:08,915 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2020-10-15 08:57:08,915 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_wakeup [2020-10-15 08:57:08,915 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_interruptible [2020-10-15 08:57:08,915 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-15 08:57:08,915 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-15 08:57:08,915 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-15 08:57:08,916 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-15 08:57:08,916 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2020-10-15 08:57:08,916 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 08:57:08,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-15 08:57:08,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2020-10-15 08:57:08,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2020-10-15 08:57:08,916 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-15 08:57:08,917 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-15 08:57:08,917 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-15 08:57:08,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 08:57:08,917 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2020-10-15 08:57:08,917 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2020-10-15 08:57:08,917 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-15 08:57:08,917 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-10-15 08:57:08,917 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-10-15 08:57:08,917 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2020-10-15 08:57:08,918 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-15 08:57:08,918 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2020-10-15 08:57:08,918 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2020-10-15 08:57:08,918 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2020-10-15 08:57:08,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 08:57:08,918 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-15 08:57:08,918 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2020-10-15 08:57:08,918 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2020-10-15 08:57:08,919 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2020-10-15 08:57:08,919 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2020-10-15 08:57:08,919 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-15 08:57:08,919 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2020-10-15 08:57:08,919 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2020-10-15 08:57:08,919 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-15 08:57:08,919 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-15 08:57:08,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_4 [2020-10-15 08:57:08,920 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2020-10-15 08:57:08,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_7 [2020-10-15 08:57:08,920 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2020-10-15 08:57:08,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_8 [2020-10-15 08:57:08,920 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-15 08:57:08,920 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2020-10-15 08:57:08,920 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2020-10-15 08:57:08,921 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-15 08:57:08,921 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2020-10-15 08:57:08,921 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2020-10-15 08:57:08,921 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-15 08:57:08,921 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2020-10-15 08:57:08,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 08:57:08,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 08:57:08,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 08:57:08,922 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_interruptible [2020-10-15 08:57:08,922 INFO L130 BoogieDeclarations]: Found specification of procedure complete_all [2020-10-15 08:57:08,922 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2020-10-15 08:57:08,922 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2020-10-15 08:57:08,922 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2020-10-15 08:57:08,922 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2020-10-15 08:57:08,922 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2020-10-15 08:57:08,922 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2020-10-15 08:57:08,923 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2020-10-15 08:57:08,924 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2020-10-15 08:57:08,927 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2020-10-15 08:57:08,928 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2020-10-15 08:57:08,928 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2020-10-15 08:57:08,928 INFO L130 BoogieDeclarations]: Found specification of procedure outw_p [2020-10-15 08:57:08,928 INFO L130 BoogieDeclarations]: Found specification of procedure inw_p [2020-10-15 08:57:08,928 INFO L130 BoogieDeclarations]: Found specification of procedure outsw [2020-10-15 08:57:08,928 INFO L130 BoogieDeclarations]: Found specification of procedure insw [2020-10-15 08:57:08,928 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2020-10-15 08:57:08,929 INFO L130 BoogieDeclarations]: Found specification of procedure outl_p [2020-10-15 08:57:08,929 INFO L130 BoogieDeclarations]: Found specification of procedure __get_free_pages [2020-10-15 08:57:08,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___get_free_pages_20 [2020-10-15 08:57:08,929 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2020-10-15 08:57:08,929 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-15 08:57:08,929 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2020-10-15 08:57:08,929 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-15 08:57:08,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2020-10-15 08:57:08,929 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 08:57:08,930 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-15 08:57:08,932 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2020-10-15 08:57:08,932 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 08:57:08,933 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2020-10-15 08:57:08,933 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-15 08:57:08,933 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-15 08:57:08,933 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-15 08:57:08,933 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-15 08:57:08,933 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-15 08:57:08,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 08:57:08,933 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-15 08:57:08,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-15 08:57:08,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-15 08:57:08,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-15 08:57:08,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-15 08:57:08,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-15 08:57:08,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-15 08:57:08,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_tty_operations_2 [2020-10-15 08:57:08,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_port_operations_1 [2020-10-15 08:57:08,934 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2020-10-15 08:57:08,935 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2020-10-15 08:57:08,935 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2020-10-15 08:57:08,935 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-10-15 08:57:08,935 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-15 08:57:08,935 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2020-10-15 08:57:08,935 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2020-10-15 08:57:08,935 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-10-15 08:57:08,935 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-15 08:57:08,935 INFO L130 BoogieDeclarations]: Found specification of procedure __tty_alloc_driver [2020-10-15 08:57:08,936 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2020-10-15 08:57:08,936 INFO L130 BoogieDeclarations]: Found specification of procedure tty_set_operations [2020-10-15 08:57:08,936 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_tty_driver [2020-10-15 08:57:08,936 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2020-10-15 08:57:08,936 INFO L130 BoogieDeclarations]: Found specification of procedure flag_buf_ptr [2020-10-15 08:57:08,936 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2020-10-15 08:57:08,936 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_driver [2020-10-15 08:57:08,936 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2020-10-15 08:57:08,937 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_device [2020-10-15 08:57:08,937 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_baud_rate [2020-10-15 08:57:08,937 INFO L130 BoogieDeclarations]: Found specification of procedure tty_encode_baud_rate [2020-10-15 08:57:08,937 INFO L130 BoogieDeclarations]: Found specification of procedure tty_get_baud_rate [2020-10-15 08:57:08,937 INFO L130 BoogieDeclarations]: Found specification of procedure tty_wakeup [2020-10-15 08:57:08,937 INFO L130 BoogieDeclarations]: Found specification of procedure tty_ldisc_flush [2020-10-15 08:57:08,937 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_init [2020-10-15 08:57:08,937 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_register_device [2020-10-15 08:57:08,938 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_destroy [2020-10-15 08:57:08,938 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2020-10-15 08:57:08,938 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_set [2020-10-15 08:57:08,938 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_hangup [2020-10-15 08:57:08,938 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_hangup [2020-10-15 08:57:08,938 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_block_til_ready [2020-10-15 08:57:08,938 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_close_start [2020-10-15 08:57:08,938 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_flags [2020-10-15 08:57:08,939 INFO L130 BoogieDeclarations]: Found specification of procedure tty_prepare_flip_string [2020-10-15 08:57:08,939 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2020-10-15 08:57:08,939 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_char [2020-10-15 08:57:08,939 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2020-10-15 08:57:08,939 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2020-10-15 08:57:08,939 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2020-10-15 08:57:08,939 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_device [2020-10-15 08:57:08,939 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2020-10-15 08:57:08,939 INFO L130 BoogieDeclarations]: Found specification of procedure pci_match_id [2020-10-15 08:57:08,940 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le32 [2020-10-15 08:57:08,940 INFO L130 BoogieDeclarations]: Found specification of procedure sOutB [2020-10-15 08:57:08,940 INFO L130 BoogieDeclarations]: Found specification of procedure sOutW [2020-10-15 08:57:08,940 INFO L130 BoogieDeclarations]: Found specification of procedure out32 [2020-10-15 08:57:08,940 INFO L130 BoogieDeclarations]: Found specification of procedure sInB [2020-10-15 08:57:08,940 INFO L130 BoogieDeclarations]: Found specification of procedure sInW [2020-10-15 08:57:08,940 INFO L130 BoogieDeclarations]: Found specification of procedure rp_do_poll [2020-10-15 08:57:08,940 INFO L130 BoogieDeclarations]: Found specification of procedure init_ISA [2020-10-15 08:57:08,941 INFO L130 BoogieDeclarations]: Found specification of procedure rp_wait_until_sent [2020-10-15 08:57:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure rp_flush_buffer [2020-10-15 08:57:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure GetLineNumber [2020-10-15 08:57:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure SetLineNumber [2020-10-15 08:57:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure rp_start [2020-10-15 08:57:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure sInitChan [2020-10-15 08:57:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure sSetInterfaceMode [2020-10-15 08:57:08,942 INFO L130 BoogieDeclarations]: Found specification of procedure sFlushRxFIFO [2020-10-15 08:57:08,943 INFO L130 BoogieDeclarations]: Found specification of procedure sFlushTxFIFO [2020-10-15 08:57:08,943 INFO L130 BoogieDeclarations]: Found specification of procedure sEnInterrupts [2020-10-15 08:57:08,943 INFO L130 BoogieDeclarations]: Found specification of procedure sDisInterrupts [2020-10-15 08:57:08,943 INFO L130 BoogieDeclarations]: Found specification of procedure sModemReset [2020-10-15 08:57:08,943 INFO L130 BoogieDeclarations]: Found specification of procedure sPCIModemReset [2020-10-15 08:57:08,943 INFO L130 BoogieDeclarations]: Found specification of procedure sWriteTxPrioByte [2020-10-15 08:57:08,943 INFO L130 BoogieDeclarations]: Found specification of procedure sInitController [2020-10-15 08:57:08,943 INFO L130 BoogieDeclarations]: Found specification of procedure sReadAiopID [2020-10-15 08:57:08,944 INFO L130 BoogieDeclarations]: Found specification of procedure sReadAiopNumChan [2020-10-15 08:57:08,944 INFO L130 BoogieDeclarations]: Found specification of procedure rp_init [2020-10-15 08:57:08,944 INFO L130 BoogieDeclarations]: Found specification of procedure rp_cleanup_module [2020-10-15 08:57:08,944 INFO L130 BoogieDeclarations]: Found specification of procedure rocket_paranoia_check [2020-10-15 08:57:08,944 INFO L130 BoogieDeclarations]: Found specification of procedure rp_do_receive [2020-10-15 08:57:08,944 INFO L130 BoogieDeclarations]: Found specification of procedure rp_do_transmit [2020-10-15 08:57:08,944 INFO L130 BoogieDeclarations]: Found specification of procedure rp_handle_port [2020-10-15 08:57:08,944 INFO L130 BoogieDeclarations]: Found specification of procedure init_r_port [2020-10-15 08:57:08,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 08:57:08,945 INFO L130 BoogieDeclarations]: Found specification of procedure configure_r_port [2020-10-15 08:57:08,945 INFO L130 BoogieDeclarations]: Found specification of procedure carrier_raised [2020-10-15 08:57:08,945 INFO L130 BoogieDeclarations]: Found specification of procedure dtr_rts [2020-10-15 08:57:08,945 INFO L130 BoogieDeclarations]: Found specification of procedure rp_open [2020-10-15 08:57:08,945 INFO L130 BoogieDeclarations]: Found specification of procedure rp_close [2020-10-15 08:57:08,945 INFO L130 BoogieDeclarations]: Found specification of procedure rp_set_termios [2020-10-15 08:57:08,945 INFO L130 BoogieDeclarations]: Found specification of procedure rp_break [2020-10-15 08:57:08,946 INFO L130 BoogieDeclarations]: Found specification of procedure sGetChanRI [2020-10-15 08:57:08,946 INFO L130 BoogieDeclarations]: Found specification of procedure rp_tiocmget [2020-10-15 08:57:08,946 INFO L130 BoogieDeclarations]: Found specification of procedure rp_tiocmset [2020-10-15 08:57:08,946 INFO L130 BoogieDeclarations]: Found specification of procedure get_config [2020-10-15 08:57:08,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-15 08:57:08,946 INFO L130 BoogieDeclarations]: Found specification of procedure set_config [2020-10-15 08:57:08,946 INFO L130 BoogieDeclarations]: Found specification of procedure get_ports [2020-10-15 08:57:08,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2020-10-15 08:57:08,946 INFO L130 BoogieDeclarations]: Found specification of procedure reset_rm2 [2020-10-15 08:57:08,947 INFO L130 BoogieDeclarations]: Found specification of procedure get_version [2020-10-15 08:57:08,947 INFO L130 BoogieDeclarations]: Found specification of procedure rp_ioctl [2020-10-15 08:57:08,947 INFO L130 BoogieDeclarations]: Found specification of procedure rp_send_xchar [2020-10-15 08:57:08,947 INFO L130 BoogieDeclarations]: Found specification of procedure rp_throttle [2020-10-15 08:57:08,947 INFO L130 BoogieDeclarations]: Found specification of procedure rp_unthrottle [2020-10-15 08:57:08,947 INFO L130 BoogieDeclarations]: Found specification of procedure rp_stop [2020-10-15 08:57:08,947 INFO L130 BoogieDeclarations]: Found specification of procedure rp_hangup [2020-10-15 08:57:08,947 INFO L130 BoogieDeclarations]: Found specification of procedure rp_put_char [2020-10-15 08:57:08,947 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-15 08:57:08,948 INFO L130 BoogieDeclarations]: Found specification of procedure rp_write [2020-10-15 08:57:08,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-15 08:57:08,948 INFO L130 BoogieDeclarations]: Found specification of procedure rp_write_room [2020-10-15 08:57:08,948 INFO L130 BoogieDeclarations]: Found specification of procedure rp_chars_in_buffer [2020-10-15 08:57:08,950 INFO L130 BoogieDeclarations]: Found specification of procedure rmSpeakerReset [2020-10-15 08:57:08,950 INFO L130 BoogieDeclarations]: Found specification of procedure sPCIInitController [2020-10-15 08:57:08,950 INFO L130 BoogieDeclarations]: Found specification of procedure register_PCI [2020-10-15 08:57:08,950 INFO L130 BoogieDeclarations]: Found specification of procedure init_PCI [2020-10-15 08:57:08,951 INFO L130 BoogieDeclarations]: Found specification of procedure sStopRxProcessor [2020-10-15 08:57:08,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_1 [2020-10-15 08:57:08,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destruct_1 [2020-10-15 08:57:08,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_activate_1 [2020-10-15 08:57:08,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_2 [2020-10-15 08:57:08,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_2 [2020-10-15 08:57:08,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-15 08:57:08,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-15 08:57:08,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_setup_2 [2020-10-15 08:57:08,952 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 08:57:08,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2020-10-15 08:57:08,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-15 08:57:08,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2020-10-15 08:57:08,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2020-10-15 08:57:08,952 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-15 08:57:08,953 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 08:57:08,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 08:57:08,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 08:57:08,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-15 08:57:08,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-15 08:57:08,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-15 08:57:08,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 08:57:08,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-15 08:57:08,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-15 08:57:10,267 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-15 08:59:05,631 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 08:59:05,632 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-15 08:59:05,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:59:05 BoogieIcfgContainer [2020-10-15 08:59:05,653 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 08:59:05,656 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 08:59:05,657 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 08:59:05,660 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 08:59:05,660 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 08:57:05" (1/3) ... [2020-10-15 08:59:05,662 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38696c23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:59:05, skipping insertion in model container [2020-10-15 08:59:05,663 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:57:08" (2/3) ... [2020-10-15 08:59:05,663 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38696c23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:59:05, skipping insertion in model container [2020-10-15 08:59:05,663 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:59:05" (3/3) ... [2020-10-15 08:59:05,665 INFO L109 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--rocket.ko-entry_point.cil.out.i [2020-10-15 08:59:05,676 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 08:59:05,689 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 08:59:05,699 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 08:59:05,730 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 08:59:05,730 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 08:59:05,730 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 08:59:05,731 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 08:59:05,731 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 08:59:05,731 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 08:59:05,731 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 08:59:05,731 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 08:59:05,790 INFO L276 IsEmpty]: Start isEmpty. Operand 2299 states. [2020-10-15 08:59:05,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-10-15 08:59:05,807 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 08:59:05,809 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 08:59:05,809 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 08:59:05,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 08:59:05,815 INFO L82 PathProgramCache]: Analyzing trace with hash 152019069, now seen corresponding path program 1 times [2020-10-15 08:59:05,823 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 08:59:05,823 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [600684332] [2020-10-15 08:59:05,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 08:59:06,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:59:06,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:59:07,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:59:15,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:59:28,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:59:28,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-15 08:59:28,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 08:59:28,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21429 [2020-10-15 08:59:28,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:59:28,085 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:59:28,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 08:59:28,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 08:59:28,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-15 08:59:28,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-15 08:59:31,997 WARN L193 SmtUtils]: Spent 2.84 s on a formula simplification that was a NOOP. DAG size: 712 [2020-10-15 08:59:32,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 08:59:32,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:59:32,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:59:35,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:59:35,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 08:59:35,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:59:35,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3173 [2020-10-15 08:59:35,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:59:35,504 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:59:35,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 08:59:35,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:59:35,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 08:59:35,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 08:59:35,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 08:59:35,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:59:35,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:59:35,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:59:35,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 08:59:35,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:59:35,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-15 08:59:35,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:59:35,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:59:35,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 08:59:35,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:59:35,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 08:59:35,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:59:35,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 08:59:35,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:59:35,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:59:35,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:59:35,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 08:59:35,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:59:35,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-15 08:59:35,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:59:35,965 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:59:35,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 08:59:35,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:59:35,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 08:59:35,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 08:59:35,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 08:59:35,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:59:35,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:59:36,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:59:36,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 08:59:36,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:59:36,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-15 08:59:36,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:59:36,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:59:36,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 08:59:36,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:59:36,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 08:59:36,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:59:36,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-15 08:59:36,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:59:36,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:59:36,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:59:36,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 08:59:36,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:59:36,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-15 08:59:36,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:59:36,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:59:36,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 08:59:36,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:59:36,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 08:59:36,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 08:59:36,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-15 08:59:36,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 08:59:36,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 08:59:36,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 08:59:36,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 08:59:36,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 08:59:36,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 08:59:36,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 08:59:36,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 08:59:36,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 08:59:36,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 08:59:36,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 08:59:36,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 08:59:36,142 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-10-15 08:59:36,143 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [600684332] [2020-10-15 08:59:36,145 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 08:59:36,146 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-15 08:59:36,146 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077055236] [2020-10-15 08:59:36,152 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-15 08:59:36,153 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 08:59:36,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-15 08:59:36,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-15 08:59:36,171 INFO L87 Difference]: Start difference. First operand 2299 states. Second operand 6 states. [2020-10-15 08:59:41,310 WARN L193 SmtUtils]: Spent 2.69 s on a formula simplification that was a NOOP. DAG size: 718 [2020-10-15 08:59:47,732 WARN L193 SmtUtils]: Spent 2.74 s on a formula simplification that was a NOOP. DAG size: 722