/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/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=SHALLOWEST --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 language data_model -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 13:24:02,053 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 13:24:02,056 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 13:24:02,098 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 13:24:02,099 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 13:24:02,106 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 13:24:02,108 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 13:24:02,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 13:24:02,118 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 13:24:02,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 13:24:02,125 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 13:24:02,126 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 13:24:02,127 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 13:24:02,130 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 13:24:02,133 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 13:24:02,135 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 13:24:02,136 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 13:24:02,140 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 13:24:02,146 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 13:24:02,152 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 13:24:02,154 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 13:24:02,157 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 13:24:02,159 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 13:24:02,161 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 13:24:02,167 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 13:24:02,169 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 13:24:02,170 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 13:24:02,171 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 13:24:02,171 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 13:24:02,173 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 13:24:02,174 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 13:24:02,175 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 13:24:02,177 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 13:24:02,177 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 13:24:02,178 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 13:24:02,179 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 13:24:02,180 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 13:24:02,180 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 13:24:02,180 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 13:24:02,181 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 13:24:02,182 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 13:24:02,189 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 [2020-10-27 13:24:02,241 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 13:24:02,241 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 13:24:02,246 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 13:24:02,246 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 13:24:02,246 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 13:24:02,247 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 13:24:02,247 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 13:24:02,247 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 13:24:02,247 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 13:24:02,247 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 13:24:02,248 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 13:24:02,249 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 13:24:02,249 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 13:24:02,249 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 13:24:02,249 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 13:24:02,249 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 13:24:02,250 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 13:24:02,250 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 13:24:02,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 13:24:02,250 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 13:24:02,250 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 13:24:02,251 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 13:24:02,251 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 13:24:02,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 13:24:02,251 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 13:24:02,251 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 13:24:02,252 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-27 13:24:02,252 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 13:24:02,667 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 13:24:02,697 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 13:24:02,700 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 13:24:02,702 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 13:24:02,704 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 13:24:02,705 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i [2020-10-27 13:24:02,782 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/32c6b403f/01031ed33a1c488a83765a88c3417fb7/FLAG33345f470 [2020-10-27 13:24:03,970 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 13:24:03,971 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i [2020-10-27 13:24:04,058 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/32c6b403f/01031ed33a1c488a83765a88c3417fb7/FLAG33345f470 [2020-10-27 13:24:04,253 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/32c6b403f/01031ed33a1c488a83765a88c3417fb7 [2020-10-27 13:24:04,256 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 13:24:04,266 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 13:24:04,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 13:24:04,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 13:24:04,275 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 13:24:04,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:24:04" (1/1) ... [2020-10-27 13:24:04,285 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1aeb98e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:24:04, skipping insertion in model container [2020-10-27 13:24:04,285 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:24:04" (1/1) ... [2020-10-27 13:24:04,294 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 13:24:04,474 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 13:24:07,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 13:24:07,342 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 13:24:07,926 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 13:24:08,592 INFO L208 MainTranslator]: Completed translation [2020-10-27 13:24:08,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:24:08 WrapperNode [2020-10-27 13:24:08,593 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 13:24:08,594 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 13:24:08,594 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 13:24:08,594 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 13:24:08,607 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:24:08" (1/1) ... [2020-10-27 13:24:08,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:24:08" (1/1) ... [2020-10-27 13:24:08,726 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:24:08" (1/1) ... [2020-10-27 13:24:08,727 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:24:08" (1/1) ... [2020-10-27 13:24:08,905 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:24:08" (1/1) ... [2020-10-27 13:24:08,949 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:24:08" (1/1) ... [2020-10-27 13:24:09,066 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:24:08" (1/1) ... [2020-10-27 13:24:09,120 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 13:24:09,122 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 13:24:09,122 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 13:24:09,122 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 13:24:09,123 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:24:08" (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 [2020-10-27 13:24:09,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 13:24:09,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 13:24:09,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2020-10-27 13:24:09,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2020-10-27 13:24:09,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2020-10-27 13:24:09,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2020-10-27 13:24:09,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-27 13:24:09,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2020-10-27 13:24:09,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2020-10-27 13:24:09,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2020-10-27 13:24:09,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-27 13:24:09,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~X~int~TO~int [2020-10-27 13:24:09,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~TO~int [2020-10-27 13:24:09,210 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 13:24:09,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2020-10-27 13:24:09,211 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-27 13:24:09,211 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2020-10-27 13:24:09,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2020-10-27 13:24:09,214 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16p [2020-10-27 13:24:09,214 INFO L138 BoogieDeclarations]: Found implementation of procedure __be16_to_cpup [2020-10-27 13:24:09,214 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-27 13:24:09,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-27 13:24:09,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-27 13:24:09,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-10-27 13:24:09,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-10-27 13:24:09,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-27 13:24:09,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-27 13:24:09,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-27 13:24:09,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-27 13:24:09,215 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-27 13:24:09,215 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2020-10-27 13:24:09,216 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-10-27 13:24:09,216 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move [2020-10-27 13:24:09,216 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2020-10-27 13:24:09,216 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2020-10-27 13:24:09,216 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2020-10-27 13:24:09,216 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2020-10-27 13:24:09,216 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2020-10-27 13:24:09,217 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2020-10-27 13:24:09,217 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2020-10-27 13:24:09,217 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic64_read [2020-10-27 13:24:09,217 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2020-10-27 13:24:09,217 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2020-10-27 13:24:09,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2020-10-27 13:24:09,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2020-10-27 13:24:09,218 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-27 13:24:09,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_5 [2020-10-27 13:24:09,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_6 [2020-10-27 13:24:09,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_9 [2020-10-27 13:24:09,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_10 [2020-10-27 13:24:09,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2020-10-27 13:24:09,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2020-10-27 13:24:09,219 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_acquire [2020-10-27 13:24:09,219 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_release [2020-10-27 13:24:09,219 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2020-10-27 13:24:09,219 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2020-10-27 13:24:09,220 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2020-10-27 13:24:09,220 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2020-10-27 13:24:09,220 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2020-10-27 13:24:09,220 INFO L138 BoogieDeclarations]: Found implementation of procedure register_chrdev [2020-10-27 13:24:09,221 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2020-10-27 13:24:09,221 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-10-27 13:24:09,221 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-27 13:24:09,221 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2020-10-27 13:24:09,221 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2020-10-27 13:24:09,221 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_is_last [2020-10-27 13:24:09,222 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_next [2020-10-27 13:24:09,222 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cloned [2020-10-27 13:24:09,222 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_unclone [2020-10-27 13:24:09,222 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_header_cloned [2020-10-27 13:24:09,222 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_peek [2020-10-27 13:24:09,223 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2020-10-27 13:24:09,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2020-10-27 13:24:09,224 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2020-10-27 13:24:09,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_insert [2020-10-27 13:24:09,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_before [2020-10-27 13:24:09,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_unlink [2020-10-27 13:24:09,225 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2020-10-27 13:24:09,225 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2020-10-27 13:24:09,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_pull [2020-10-27 13:24:09,225 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_may_pull [2020-10-27 13:24:09,225 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2020-10-27 13:24:09,226 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2020-10-27 13:24:09,227 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2020-10-27 13:24:09,227 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2020-10-27 13:24:09,227 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2020-10-27 13:24:09,227 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2020-10-27 13:24:09,227 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_cow [2020-10-27 13:24:09,227 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cow_head [2020-10-27 13:24:09,228 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_complete_unset [2020-10-27 13:24:09,228 INFO L138 BoogieDeclarations]: Found implementation of procedure write_pnet [2020-10-27 13:24:09,228 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2020-10-27 13:24:09,228 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_net_set [2020-10-27 13:24:09,228 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-10-27 13:24:09,228 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2020-10-27 13:24:09,228 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2020-10-27 13:24:09,228 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2020-10-27 13:24:09,229 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_keep_dst [2020-10-27 13:24:09,229 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2020-10-27 13:24:09,229 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2020-10-27 13:24:09,229 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be16 [2020-10-27 13:24:09,229 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2020-10-27 13:24:09,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_pernet [2020-10-27 13:24:09,229 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_to_npindex [2020-10-27 13:24:09,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ethertype_to_npindex [2020-10-27 13:24:09,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_open [2020-10-27 13:24:09,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_release [2020-10-27 13:24:09,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_read [2020-10-27 13:24:09,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_write [2020-10-27 13:24:09,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_poll [2020-10-27 13:24:09,231 INFO L138 BoogieDeclarations]: Found implementation of procedure get_filter [2020-10-27 13:24:09,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ioctl [2020-10-27 13:24:09,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unattached_ioctl [2020-10-27 13:24:09,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_init_net [2020-10-27 13:24:09,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_exit_net [2020-10-27 13:24:09,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_init [2020-10-27 13:24:09,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_start_xmit [2020-10-27 13:24:09,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_net_ioctl [2020-10-27 13:24:09,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_get_stats64 [2020-10-27 13:24:09,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_dev_init [2020-10-27 13:24:09,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_setup [2020-10-27 13:24:09,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_xmit_process [2020-10-27 13:24:09,233 INFO L138 BoogieDeclarations]: Found implementation of procedure pad_compress_skb [2020-10-27 13:24:09,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_send_frame [2020-10-27 13:24:09,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_push [2020-10-27 13:24:09,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_mp_explode [2020-10-27 13:24:09,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_push [2020-10-27 13:24:09,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_do_recv [2020-10-27 13:24:09,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_input [2020-10-27 13:24:09,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_input_error [2020-10-27 13:24:09,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_frame [2020-10-27 13:24:09,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_error [2020-10-27 13:24:09,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_nonmp_frame [2020-10-27 13:24:09,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_decompress_frame [2020-10-27 13:24:09,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_receive_mp_frame [2020-10-27 13:24:09,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_mp_insert [2020-10-27 13:24:09,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_mp_reconstruct [2020-10-27 13:24:09,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_register_channel [2020-10-27 13:24:09,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_register_net_channel [2020-10-27 13:24:09,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_index [2020-10-27 13:24:09,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unit_number [2020-10-27 13:24:09,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_dev_name [2020-10-27 13:24:09,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unregister_channel [2020-10-27 13:24:09,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_output_wakeup [2020-10-27 13:24:09,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_set_compress [2020-10-27 13:24:09,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_peek [2020-10-27 13:24:09,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_closed [2020-10-27 13:24:09,249 INFO L138 BoogieDeclarations]: Found implementation of procedure find_comp_entry [2020-10-27 13:24:09,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_register_compressor [2020-10-27 13:24:09,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unregister_compressor [2020-10-27 13:24:09,250 INFO L138 BoogieDeclarations]: Found implementation of procedure find_compressor [2020-10-27 13:24:09,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_get_stats [2020-10-27 13:24:09,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_create_interface [2020-10-27 13:24:09,250 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ppp_file [2020-10-27 13:24:09,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_shutdown_interface [2020-10-27 13:24:09,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_interface [2020-10-27 13:24:09,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_unit [2020-10-27 13:24:09,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_channel [2020-10-27 13:24:09,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_connect_channel [2020-10-27 13:24:09,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_disconnect_channel [2020-10-27 13:24:09,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_channel [2020-10-27 13:24:09,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_cleanup [2020-10-27 13:24:09,251 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_set [2020-10-27 13:24:09,252 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_get [2020-10-27 13:24:09,252 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_put [2020-10-27 13:24:09,252 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_find [2020-10-27 13:24:09,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_pernet_operations_2 [2020-10-27 13:24:09,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_1 [2020-10-27 13:24:09,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_3 [2020-10-27 13:24:09,252 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 13:24:09,252 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-27 13:24:09,252 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-27 13:24:09,253 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-27 13:24:09,253 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2020-10-27 13:24:09,253 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-27 13:24:09,253 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2020-10-27 13:24:09,253 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-27 13:24:09,253 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2020-10-27 13:24:09,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_26 [2020-10-27 13:24:09,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_28 [2020-10-27 13:24:09,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_30 [2020-10-27 13:24:09,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_31 [2020-10-27 13:24:09,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_32 [2020-10-27 13:24:09,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_33 [2020-10-27 13:24:09,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_34 [2020-10-27 13:24:09,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_35 [2020-10-27 13:24:09,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_36 [2020-10-27 13:24:09,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_chrdev_38 [2020-10-27 13:24:09,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_39 [2020-10-27 13:24:09,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_40 [2020-10-27 13:24:09,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_41 [2020-10-27 13:24:09,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_42 [2020-10-27 13:24:09,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_43 [2020-10-27 13:24:09,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-27 13:24:09,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-27 13:24:09,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-27 13:24:09,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-27 13:24:09,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-27 13:24:09,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2020-10-27 13:24:09,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-27 13:24:09,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2020-10-27 13:24:09,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2020-10-27 13:24:09,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2020-10-27 13:24:09,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2020-10-27 13:24:09,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_create [2020-10-27 13:24:09,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2020-10-27 13:24:09,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2020-10-27 13:24:09,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2020-10-27 13:24:09,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2020-10-27 13:24:09,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-27 13:24:09,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2020-10-27 13:24:09,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2020-10-27 13:24:09,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2020-10-27 13:24:09,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-27 13:24:09,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2020-10-27 13:24:09,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-27 13:24:09,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __register_chrdev [2020-10-27 13:24:09,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2020-10-27 13:24:09,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __rwlock_init [2020-10-27 13:24:09,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __unregister_chrdev [2020-10-27 13:24:09,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2020-10-27 13:24:09,259 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-10-27 13:24:09,259 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-27 13:24:09,259 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock_bh [2020-10-27 13:24:09,259 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock_bh [2020-10-27 13:24:09,259 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-27 13:24:09,259 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2020-10-27 13:24:09,259 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-27 13:24:09,259 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2020-10-27 13:24:09,259 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_bh [2020-10-27 13:24:09,259 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_bh [2020-10-27 13:24:09,260 INFO L138 BoogieDeclarations]: Found implementation of procedure add_wait_queue [2020-10-27 13:24:09,260 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2020-10-27 13:24:09,260 INFO L138 BoogieDeclarations]: Found implementation of procedure bpf_prog_create [2020-10-27 13:24:09,260 INFO L138 BoogieDeclarations]: Found implementation of procedure bpf_prog_destroy [2020-10-27 13:24:09,260 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2020-10-27 13:24:09,260 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2020-10-27 13:24:09,260 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2020-10-27 13:24:09,260 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2020-10-27 13:24:09,260 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create [2020-10-27 13:24:09,261 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2020-10-27 13:24:09,261 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2020-10-27 13:24:09,261 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2020-10-27 13:24:09,261 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2020-10-27 13:24:09,261 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_alloc [2020-10-27 13:24:09,261 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2020-10-27 13:24:09,261 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find_slowpath [2020-10-27 13:24:09,261 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_init [2020-10-27 13:24:09,261 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2020-10-27 13:24:09,261 INFO L138 BoogieDeclarations]: Found implementation of procedure iov_iter_init [2020-10-27 13:24:09,262 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2020-10-27 13:24:09,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-27 13:24:09,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-27 13:24:09,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_open_1 [2020-10-27 13:24:09,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_stop_1 [2020-10-27 13:24:09,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_1 [2020-10-27 13:24:09,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2020-10-27 13:24:09,262 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2020-10-27 13:24:09,262 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2020-10-27 13:24:09,263 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2020-10-27 13:24:09,264 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2020-10-27 13:24:09,268 INFO L138 BoogieDeclarations]: Found implementation of procedure memdup_user [2020-10-27 13:24:09,268 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2020-10-27 13:24:09,268 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2020-10-27 13:24:09,268 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-27 13:24:09,268 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2020-10-27 13:24:09,269 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2020-10-27 13:24:09,269 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_printk [2020-10-27 13:24:09,269 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2020-10-27 13:24:09,269 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2020-10-27 13:24:09,269 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2020-10-27 13:24:09,269 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-27 13:24:09,270 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2020-10-27 13:24:09,272 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2020-10-27 13:24:09,272 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2020-10-27 13:24:09,272 INFO L138 BoogieDeclarations]: Found implementation of procedure register_pernet_device [2020-10-27 13:24:09,272 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2020-10-27 13:24:09,273 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2020-10-27 13:24:09,273 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_bits [2020-10-27 13:24:09,273 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_datagram_iter [2020-10-27 13:24:09,273 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2020-10-27 13:24:09,273 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2020-10-27 13:24:09,273 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull_rcsum [2020-10-27 13:24:09,273 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2020-10-27 13:24:09,273 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-27 13:24:09,273 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head [2020-10-27 13:24:09,274 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2020-10-27 13:24:09,274 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2020-10-27 13:24:09,274 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2020-10-27 13:24:09,274 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_compress [2020-10-27 13:24:09,274 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2020-10-27 13:24:09,274 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_init [2020-10-27 13:24:09,274 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_remember [2020-10-27 13:24:09,274 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_toss [2020-10-27 13:24:09,274 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_uncompress [2020-10-27 13:24:09,274 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2020-10-27 13:24:09,275 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2020-10-27 13:24:09,275 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pernet_device [2020-10-27 13:24:09,275 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2020-10-27 13:24:09,275 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2020-10-27 13:24:09,275 INFO L138 BoogieDeclarations]: Found implementation of procedure default_wake_function [2020-10-27 13:24:09,275 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-27 13:24:09,275 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-27 13:24:09,275 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-27 13:24:09,276 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-27 13:24:09,276 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 13:24:09,276 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 13:24:09,276 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-27 13:24:09,276 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-27 13:24:09,276 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 13:24:09,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 13:24:09,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-27 13:24:09,276 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2020-10-27 13:24:09,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-27 13:24:09,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 13:24:09,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 13:24:09,277 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-27 13:24:09,277 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2020-10-27 13:24:09,277 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2020-10-27 13:24:09,277 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16p [2020-10-27 13:24:09,277 INFO L130 BoogieDeclarations]: Found specification of procedure __be16_to_cpup [2020-10-27 13:24:09,277 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-27 13:24:09,277 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2020-10-27 13:24:09,277 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2020-10-27 13:24:09,277 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-10-27 13:24:09,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-27 13:24:09,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-27 13:24:09,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2020-10-27 13:24:09,278 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2020-10-27 13:24:09,278 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 13:24:09,278 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-27 13:24:09,278 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-27 13:24:09,278 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 13:24:09,278 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-27 13:24:09,279 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-27 13:24:09,279 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-27 13:24:09,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-27 13:24:09,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 13:24:09,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-27 13:24:09,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-27 13:24:09,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-10-27 13:24:09,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-10-27 13:24:09,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-27 13:24:09,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-27 13:24:09,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-27 13:24:09,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-27 13:24:09,280 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-27 13:24:09,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 13:24:09,280 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-27 13:24:09,280 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2020-10-27 13:24:09,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 13:24:09,280 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-10-27 13:24:09,280 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2020-10-27 13:24:09,280 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2020-10-27 13:24:09,281 INFO L130 BoogieDeclarations]: Found specification of procedure list_move [2020-10-27 13:24:09,281 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2020-10-27 13:24:09,281 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-10-27 13:24:09,281 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2020-10-27 13:24:09,281 INFO L130 BoogieDeclarations]: Found specification of procedure memdup_user [2020-10-27 13:24:09,281 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-27 13:24:09,281 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2020-10-27 13:24:09,281 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-27 13:24:09,281 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2020-10-27 13:24:09,281 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2020-10-27 13:24:09,282 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2020-10-27 13:24:09,282 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2020-10-27 13:24:09,282 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2020-10-27 13:24:09,282 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2020-10-27 13:24:09,282 INFO L130 BoogieDeclarations]: Found specification of procedure atomic64_read [2020-10-27 13:24:09,282 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2020-10-27 13:24:09,282 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2020-10-27 13:24:09,282 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2020-10-27 13:24:09,282 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2020-10-27 13:24:09,282 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2020-10-27 13:24:09,283 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2020-10-27 13:24:09,283 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2020-10-27 13:24:09,283 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-27 13:24:09,283 INFO L130 BoogieDeclarations]: Found specification of procedure __rwlock_init [2020-10-27 13:24:09,283 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-27 13:24:09,283 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2020-10-27 13:24:09,283 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-27 13:24:09,283 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2020-10-27 13:24:09,283 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh [2020-10-27 13:24:09,283 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh [2020-10-27 13:24:09,283 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh [2020-10-27 13:24:09,284 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh [2020-10-27 13:24:09,284 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-27 13:24:09,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_5 [2020-10-27 13:24:09,284 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-27 13:24:09,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_6 [2020-10-27 13:24:09,284 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2020-10-27 13:24:09,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_9 [2020-10-27 13:24:09,284 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-27 13:24:09,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_10 [2020-10-27 13:24:09,285 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2020-10-27 13:24:09,285 INFO L130 BoogieDeclarations]: Found specification of procedure default_wake_function [2020-10-27 13:24:09,285 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2020-10-27 13:24:09,285 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2020-10-27 13:24:09,285 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2020-10-27 13:24:09,285 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2020-10-27 13:24:09,286 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-27 13:24:09,286 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2020-10-27 13:24:09,287 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-27 13:24:09,288 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2020-10-27 13:24:09,288 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2020-10-27 13:24:09,288 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2020-10-27 13:24:09,288 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2020-10-27 13:24:09,288 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2020-10-27 13:24:09,288 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2020-10-27 13:24:09,288 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2020-10-27 13:24:09,288 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2020-10-27 13:24:09,293 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_acquire [2020-10-27 13:24:09,293 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_release [2020-10-27 13:24:09,293 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2020-10-27 13:24:09,293 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2020-10-27 13:24:09,293 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2020-10-27 13:24:09,293 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2020-10-27 13:24:09,293 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2020-10-27 13:24:09,294 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find_slowpath [2020-10-27 13:24:09,294 INFO L130 BoogieDeclarations]: Found specification of procedure idr_alloc [2020-10-27 13:24:09,294 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2020-10-27 13:24:09,294 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2020-10-27 13:24:09,294 INFO L130 BoogieDeclarations]: Found specification of procedure idr_init [2020-10-27 13:24:09,294 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2020-10-27 13:24:09,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 13:24:09,294 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2020-10-27 13:24:09,294 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2020-10-27 13:24:09,294 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2020-10-27 13:24:09,295 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2020-10-27 13:24:09,295 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2020-10-27 13:24:09,295 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2020-10-27 13:24:09,295 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-27 13:24:09,295 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-27 13:24:09,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2020-10-27 13:24:09,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_pernet_operations_2 [2020-10-27 13:24:09,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_1 [2020-10-27 13:24:09,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_3 [2020-10-27 13:24:09,295 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2020-10-27 13:24:09,296 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2020-10-27 13:24:09,296 INFO L130 BoogieDeclarations]: Found specification of procedure device_create [2020-10-27 13:24:09,296 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2020-10-27 13:24:09,296 INFO L130 BoogieDeclarations]: Found specification of procedure iov_iter_init [2020-10-27 13:24:09,296 INFO L130 BoogieDeclarations]: Found specification of procedure __register_chrdev [2020-10-27 13:24:09,296 INFO L130 BoogieDeclarations]: Found specification of procedure __unregister_chrdev [2020-10-27 13:24:09,296 INFO L130 BoogieDeclarations]: Found specification of procedure register_chrdev [2020-10-27 13:24:09,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_chrdev_38 [2020-10-27 13:24:09,296 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2020-10-27 13:24:09,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_39 [2020-10-27 13:24:09,297 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2020-10-27 13:24:09,297 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2020-10-27 13:24:09,297 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-10-27 13:24:09,297 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-27 13:24:09,297 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2020-10-27 13:24:09,297 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2020-10-27 13:24:09,297 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-10-27 13:24:09,297 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-27 13:24:09,297 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2020-10-27 13:24:09,298 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2020-10-27 13:24:09,298 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2020-10-27 13:24:09,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_28 [2020-10-27 13:24:09,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_36 [2020-10-27 13:24:09,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_30 [2020-10-27 13:24:09,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_26 [2020-10-27 13:24:09,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_34 [2020-10-27 13:24:09,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_35 [2020-10-27 13:24:09,298 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2020-10-27 13:24:09,298 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2020-10-27 13:24:09,299 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_is_last [2020-10-27 13:24:09,299 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_next [2020-10-27 13:24:09,299 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cloned [2020-10-27 13:24:09,299 INFO L130 BoogieDeclarations]: Found specification of procedure skb_unclone [2020-10-27 13:24:09,299 INFO L130 BoogieDeclarations]: Found specification of procedure skb_header_cloned [2020-10-27 13:24:09,299 INFO L130 BoogieDeclarations]: Found specification of procedure skb_peek [2020-10-27 13:24:09,299 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2020-10-27 13:24:09,299 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2020-10-27 13:24:09,299 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2020-10-27 13:24:09,300 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_insert [2020-10-27 13:24:09,300 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_before [2020-10-27 13:24:09,300 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head [2020-10-27 13:24:09,300 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2020-10-27 13:24:09,300 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_unlink [2020-10-27 13:24:09,300 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2020-10-27 13:24:09,300 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2020-10-27 13:24:09,300 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2020-10-27 13:24:09,300 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-27 13:24:09,300 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2020-10-27 13:24:09,301 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2020-10-27 13:24:09,301 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_pull [2020-10-27 13:24:09,301 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2020-10-27 13:24:09,301 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_may_pull [2020-10-27 13:24:09,301 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2020-10-27 13:24:09,301 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2020-10-27 13:24:09,301 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2020-10-27 13:24:09,301 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2020-10-27 13:24:09,301 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2020-10-27 13:24:09,301 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2020-10-27 13:24:09,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_31 [2020-10-27 13:24:09,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_32 [2020-10-27 13:24:09,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_33 [2020-10-27 13:24:09,302 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2020-10-27 13:24:09,302 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2020-10-27 13:24:09,302 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_cow [2020-10-27 13:24:09,302 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cow_head [2020-10-27 13:24:09,302 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull_rcsum [2020-10-27 13:24:09,302 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_datagram_iter [2020-10-27 13:24:09,302 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_bits [2020-10-27 13:24:09,303 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_complete_unset [2020-10-27 13:24:09,303 INFO L130 BoogieDeclarations]: Found specification of procedure write_pnet [2020-10-27 13:24:09,303 INFO L130 BoogieDeclarations]: Found specification of procedure register_pernet_device [2020-10-27 13:24:09,303 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pernet_device [2020-10-27 13:24:09,303 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2020-10-27 13:24:09,303 INFO L130 BoogieDeclarations]: Found specification of procedure dev_net_set [2020-10-27 13:24:09,303 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-10-27 13:24:09,303 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2020-10-27 13:24:09,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_41 [2020-10-27 13:24:09,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_43 [2020-10-27 13:24:09,304 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2020-10-27 13:24:09,304 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2020-10-27 13:24:09,304 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2020-10-27 13:24:09,304 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2020-10-27 13:24:09,304 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2020-10-27 13:24:09,304 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2020-10-27 13:24:09,304 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2020-10-27 13:24:09,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_40 [2020-10-27 13:24:09,304 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2020-10-27 13:24:09,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_42 [2020-10-27 13:24:09,305 INFO L130 BoogieDeclarations]: Found specification of procedure netif_keep_dst [2020-10-27 13:24:09,305 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_printk [2020-10-27 13:24:09,305 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2020-10-27 13:24:09,305 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2020-10-27 13:24:09,305 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2020-10-27 13:24:09,305 INFO L130 BoogieDeclarations]: Found specification of procedure bpf_prog_create [2020-10-27 13:24:09,305 INFO L130 BoogieDeclarations]: Found specification of procedure bpf_prog_destroy [2020-10-27 13:24:09,305 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_output_wakeup [2020-10-27 13:24:09,305 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_input [2020-10-27 13:24:09,306 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_input_error [2020-10-27 13:24:09,306 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_register_net_channel [2020-10-27 13:24:09,306 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_register_channel [2020-10-27 13:24:09,306 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_channel [2020-10-27 13:24:09,306 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_index [2020-10-27 13:24:09,306 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unit_number [2020-10-27 13:24:09,306 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_dev_name [2020-10-27 13:24:09,306 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_register_compressor [2020-10-27 13:24:09,306 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_compressor [2020-10-27 13:24:09,306 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2020-10-27 13:24:09,307 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be16 [2020-10-27 13:24:09,307 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_init [2020-10-27 13:24:09,307 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2020-10-27 13:24:09,307 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_compress [2020-10-27 13:24:09,307 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_uncompress [2020-10-27 13:24:09,307 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_remember [2020-10-27 13:24:09,307 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_toss [2020-10-27 13:24:09,307 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2020-10-27 13:24:09,307 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unattached_ioctl [2020-10-27 13:24:09,307 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_xmit_process [2020-10-27 13:24:09,308 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_send_frame [2020-10-27 13:24:09,308 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_push [2020-10-27 13:24:09,308 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_push [2020-10-27 13:24:09,308 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_frame [2020-10-27 13:24:09,308 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_error [2020-10-27 13:24:09,308 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_nonmp_frame [2020-10-27 13:24:09,308 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_decompress_frame [2020-10-27 13:24:09,308 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_receive_mp_frame [2020-10-27 13:24:09,308 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_mp_insert [2020-10-27 13:24:09,308 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_mp_reconstruct [2020-10-27 13:24:09,308 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_mp_explode [2020-10-27 13:24:09,309 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_set_compress [2020-10-27 13:24:09,309 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_peek [2020-10-27 13:24:09,309 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_closed [2020-10-27 13:24:09,310 INFO L130 BoogieDeclarations]: Found specification of procedure find_compressor [2020-10-27 13:24:09,310 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_get_stats [2020-10-27 13:24:09,310 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_create_interface [2020-10-27 13:24:09,310 INFO L130 BoogieDeclarations]: Found specification of procedure init_ppp_file [2020-10-27 13:24:09,310 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_shutdown_interface [2020-10-27 13:24:09,310 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_interface [2020-10-27 13:24:09,310 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_unit [2020-10-27 13:24:09,310 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_channel [2020-10-27 13:24:09,310 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_connect_channel [2020-10-27 13:24:09,310 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_disconnect_channel [2020-10-27 13:24:09,311 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_channel [2020-10-27 13:24:09,311 INFO L130 BoogieDeclarations]: Found specification of procedure unit_get [2020-10-27 13:24:09,311 INFO L130 BoogieDeclarations]: Found specification of procedure unit_set [2020-10-27 13:24:09,311 INFO L130 BoogieDeclarations]: Found specification of procedure unit_put [2020-10-27 13:24:09,311 INFO L130 BoogieDeclarations]: Found specification of procedure unit_find [2020-10-27 13:24:09,311 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_pernet [2020-10-27 13:24:09,311 INFO L130 BoogieDeclarations]: Found specification of procedure proto_to_npindex [2020-10-27 13:24:09,311 INFO L130 BoogieDeclarations]: Found specification of procedure ethertype_to_npindex [2020-10-27 13:24:09,311 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_open [2020-10-27 13:24:09,311 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_release [2020-10-27 13:24:09,312 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_read [2020-10-27 13:24:09,312 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_write [2020-10-27 13:24:09,312 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_poll [2020-10-27 13:24:09,312 INFO L130 BoogieDeclarations]: Found specification of procedure get_filter [2020-10-27 13:24:09,312 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ioctl [2020-10-27 13:24:09,312 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2020-10-27 13:24:09,312 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_init_net [2020-10-27 13:24:09,312 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_exit_net [2020-10-27 13:24:09,312 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_init [2020-10-27 13:24:09,313 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_start_xmit [2020-10-27 13:24:09,313 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_net_ioctl [2020-10-27 13:24:09,313 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2020-10-27 13:24:09,313 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_get_stats64 [2020-10-27 13:24:09,313 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_dev_init [2020-10-27 13:24:09,313 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_setup [2020-10-27 13:24:09,313 INFO L130 BoogieDeclarations]: Found specification of procedure pad_compress_skb [2020-10-27 13:24:09,313 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2020-10-27 13:24:09,313 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-27 13:24:09,313 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_do_recv [2020-10-27 13:24:09,314 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2020-10-27 13:24:09,314 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2020-10-27 13:24:09,314 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2020-10-27 13:24:09,314 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-27 13:24:09,314 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~X~int~TO~int [2020-10-27 13:24:09,314 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~int~TO~int [2020-10-27 13:24:09,314 INFO L130 BoogieDeclarations]: Found specification of procedure find_comp_entry [2020-10-27 13:24:09,314 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_cleanup [2020-10-27 13:24:09,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_open_1 [2020-10-27 13:24:09,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-27 13:24:09,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-27 13:24:09,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_1 [2020-10-27 13:24:09,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_stop_1 [2020-10-27 13:24:09,315 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 13:24:09,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-27 13:24:09,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-27 13:24:09,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-27 13:24:09,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2020-10-27 13:24:09,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-27 13:24:09,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2020-10-27 13:24:09,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2020-10-27 13:24:09,316 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-27 13:24:09,316 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-27 13:24:09,316 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 13:24:09,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 13:24:09,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 13:24:09,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-27 13:24:09,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 13:24:09,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-27 13:24:09,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-27 13:24:09,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-27 13:24:09,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-27 13:24:10,946 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-27 13:24:30,364 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 13:24:30,364 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-27 13:24:30,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:24:30 BoogieIcfgContainer [2020-10-27 13:24:30,372 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 13:24:30,374 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 13:24:30,375 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 13:24:30,380 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 13:24:30,380 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 01:24:04" (1/3) ... [2020-10-27 13:24:30,381 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25320cdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 01:24:30, skipping insertion in model container [2020-10-27 13:24:30,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:24:08" (2/3) ... [2020-10-27 13:24:30,382 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25320cdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 01:24:30, skipping insertion in model container [2020-10-27 13:24:30,382 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:24:30" (3/3) ... [2020-10-27 13:24:30,383 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ppp--ppp_generic.ko-entry_point.cil.out.i [2020-10-27 13:24:30,395 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 13:24:30,402 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-27 13:24:30,415 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-27 13:24:30,455 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 13:24:30,455 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 13:24:30,455 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 13:24:30,455 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 13:24:30,455 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 13:24:30,455 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 13:24:30,455 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 13:24:30,456 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 13:24:30,527 INFO L276 IsEmpty]: Start isEmpty. Operand 2721 states. [2020-10-27 13:24:30,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2020-10-27 13:24:30,545 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 13:24:30,546 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 13:24:30,547 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 13:24:30,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 13:24:30,553 INFO L82 PathProgramCache]: Analyzing trace with hash 1848649961, now seen corresponding path program 1 times [2020-10-27 13:24:30,562 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 13:24:30,563 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1630776341] [2020-10-27 13:24:30,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 13:24:31,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:31,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:31,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:32,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:32,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:32,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:32,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:33,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:36,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:36,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:36,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 327 [2020-10-27 13:24:36,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 13:24:36,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5098 [2020-10-27 13:24:36,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:36,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:24:36,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-27 13:24:36,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:24:36,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 13:24:40,690 WARN L193 SmtUtils]: Spent 4.06 s on a formula simplification that was a NOOP. DAG size: 802 [2020-10-27 13:24:40,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 13:24:40,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:40,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:41,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:41,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:24:41,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:24:41,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 672 [2020-10-27 13:24:41,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:41,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:24:41,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:24:41,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:24:41,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:41,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:24:41,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:41,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:41,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:41,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:24:41,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:24:41,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 13:24:41,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:41,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:24:41,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 13:24:41,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:24:41,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:41,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:24:41,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:41,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:41,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:41,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:24:41,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:24:41,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 13:24:41,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:41,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:24:41,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:24:41,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:24:41,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:41,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:24:41,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:41,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:41,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:41,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:24:41,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:24:41,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 13:24:41,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:41,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:24:41,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 13:24:41,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:24:41,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:41,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 13:24:41,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:41,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:41,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:41,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:41,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:24:41,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:24:41,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-27 13:24:41,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:41,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:24:41,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 13:24:41,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:24:41,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:41,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:24:41,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:41,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:41,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:41,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:24:41,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:24:41,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 13:24:41,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:41,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:24:41,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:24:41,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:24:41,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:41,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:24:41,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:41,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:41,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:41,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:24:41,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:24:41,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 13:24:41,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:41,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:24:41,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 13:24:41,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:24:41,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:41,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 13:24:41,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:41,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:41,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:41,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:41,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:24:41,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:24:41,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-27 13:24:41,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:41,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:24:41,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 13:24:41,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:24:41,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:41,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:24:41,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:41,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:41,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:41,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:24:41,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:24:41,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 13:24:41,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:41,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:24:41,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:24:41,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:24:41,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:41,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:24:41,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:41,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:41,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:41,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:24:41,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:24:41,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 13:24:41,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:41,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:24:41,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 13:24:41,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:24:41,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:41,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-27 13:24:41,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:41,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:41,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:41,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:41,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:24:41,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:24:41,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-27 13:24:41,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:41,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:24:41,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 13:24:41,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:24:41,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:41,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:24:41,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:41,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:41,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:41,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:24:41,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:24:41,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 13:24:41,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:41,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:24:41,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:24:41,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:24:41,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:41,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:24:41,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:41,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:41,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:41,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:24:41,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:24:41,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 13:24:41,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:41,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:24:41,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 13:24:41,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:24:41,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:41,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-27 13:24:42,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:42,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:42,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:42,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:42,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:24:42,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:24:42,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 151 [2020-10-27 13:24:42,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:42,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:24:42,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 13:24:42,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:24:42,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:42,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:24:42,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:42,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:42,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:42,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:24:42,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:24:42,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 13:24:42,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:42,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:24:42,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:24:42,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:24:42,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:42,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:24:42,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:42,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:42,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:42,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:24:42,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:24:42,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 13:24:42,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:42,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:24:42,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 13:24:42,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:24:42,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:42,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 13:24:42,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:42,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:42,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:42,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:42,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:24:42,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:24:42,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-27 13:24:42,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:42,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:24:42,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 13:24:42,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:24:42,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:42,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:24:42,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:42,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:42,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:42,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:24:42,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:24:42,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 13:24:42,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:42,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:24:42,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:24:42,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:24:42,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:42,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:24:42,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:42,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:42,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:42,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:24:42,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:24:42,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 13:24:42,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:42,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:24:42,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 13:24:42,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:24:42,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:42,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-27 13:24:42,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:42,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:42,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:42,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:42,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:24:42,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:24:42,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-27 13:24:42,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:42,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:24:42,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 13:24:42,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:24:42,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:42,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:24:42,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:42,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:42,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:42,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:24:42,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:24:42,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 13:24:42,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:42,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:24:42,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:24:42,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:24:42,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:42,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:24:42,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:42,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:42,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:42,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:24:42,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:24:42,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 13:24:42,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:42,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:24:42,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 13:24:42,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:24:42,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:42,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-27 13:24:42,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:42,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:42,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:42,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:42,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 13:24:42,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:24:42,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-27 13:24:42,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:42,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:24:42,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 13:24:42,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:24:42,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:42,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:24:42,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:42,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:42,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:42,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 13:24:42,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:24:42,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 13:24:42,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:42,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:24:42,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:24:42,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:24:42,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:42,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 13:24:42,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:42,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:42,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:42,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:24:42,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:24:42,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 13:24:42,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:42,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:24:42,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-27 13:24:42,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:24:42,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:42,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-27 13:24:42,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:42,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:42,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:42,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 13:24:42,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:24:42,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 13:24:42,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:42,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 13:24:42,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-27 13:24:42,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 13:24:42,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 13:24:42,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-27 13:24:42,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:42,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:42,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:42,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:42,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 13:24:42,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:24:42,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 122 [2020-10-27 13:24:42,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:42,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:24:42,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:24:42,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 13:24:42,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:42,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:24:42,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:42,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:42,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:42,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:24:42,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:24:42,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-27 13:24:42,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:42,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:24:42,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:24:42,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 13:24:42,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:43,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-27 13:24:43,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:43,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:43,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:43,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:43,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 13:24:43,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:24:43,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 101 [2020-10-27 13:24:43,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:43,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:24:43,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:24:43,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 13:24:43,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:43,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:24:43,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:43,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:43,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:43,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:24:43,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:24:43,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-27 13:24:43,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:43,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:24:43,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:24:43,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 13:24:43,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:43,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-27 13:24:43,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:43,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:43,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:43,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:43,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 13:24:43,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:24:43,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 104 [2020-10-27 13:24:43,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:43,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:24:43,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:24:43,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 13:24:43,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:43,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:24:43,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:43,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:43,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:43,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:24:43,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:24:43,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-27 13:24:43,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:43,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:24:43,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:24:43,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 13:24:43,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:43,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-27 13:24:43,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:43,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:43,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:43,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:43,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 13:24:43,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:24:43,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 96 [2020-10-27 13:24:43,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:43,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:24:43,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:24:43,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 13:24:43,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:43,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:24:43,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:43,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:43,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:43,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:24:43,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:24:43,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-27 13:24:43,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:43,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:24:43,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:24:43,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 13:24:43,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:43,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2020-10-27 13:24:43,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:43,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:43,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:43,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:43,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 13:24:43,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:24:43,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 109 [2020-10-27 13:24:43,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:43,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:24:43,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:24:43,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 13:24:43,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:43,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:24:43,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:43,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:43,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:43,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:24:43,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:24:43,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-27 13:24:43,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:43,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:24:43,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:24:43,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 13:24:43,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:43,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-27 13:24:43,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:43,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:43,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:44,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:44,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 13:24:44,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:24:44,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 156 [2020-10-27 13:24:44,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:44,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:24:44,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:24:44,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 13:24:44,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:44,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:24:44,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:44,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:44,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:44,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:24:44,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:24:44,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-27 13:24:44,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:44,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:24:44,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:24:44,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 13:24:44,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:44,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2020-10-27 13:24:44,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:44,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:44,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:44,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:44,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 13:24:44,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 13:24:44,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 112 [2020-10-27 13:24:44,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:44,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:24:44,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 13:24:44,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 13:24:44,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:44,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 13:24:44,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 13:24:44,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 13:24:44,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 13:24:44,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 13:24:44,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 13:24:44,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-27 13:24:44,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 13:24:44,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 13:24:44,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 13:24:44,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 13:24:44,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 13:24:44,694 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 12 proven. 28 refuted. 0 times theorem prover too weak. 541 trivial. 0 not checked. [2020-10-27 13:24:44,694 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1630776341] [2020-10-27 13:24:44,697 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 13:24:44,697 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-27 13:24:44,698 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076182141] [2020-10-27 13:24:44,703 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 13:24:44,704 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 13:24:44,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 13:24:44,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2020-10-27 13:24:44,722 INFO L87 Difference]: Start difference. First operand 2721 states. Second operand 12 states. [2020-10-27 13:24:49,223 WARN L193 SmtUtils]: Spent 4.41 s on a formula simplification that was a NOOP. DAG size: 811 [2020-10-27 13:25:06,202 WARN L193 SmtUtils]: Spent 4.16 s on a formula simplification that was a NOOP. DAG size: 815 [2020-10-27 13:25:15,075 WARN L193 SmtUtils]: Spent 8.78 s on a formula simplification. DAG size of input: 830 DAG size of output: 818 [2020-10-27 13:25:19,499 WARN L193 SmtUtils]: Spent 4.28 s on a formula simplification that was a NOOP. DAG size: 814 [2020-10-27 13:25:23,914 WARN L193 SmtUtils]: Spent 4.32 s on a formula simplification that was a NOOP. DAG size: 816 [2020-10-27 13:25:33,121 WARN L193 SmtUtils]: Spent 8.99 s on a formula simplification. DAG size of input: 832 DAG size of output: 820 [2020-10-27 13:25:42,043 WARN L193 SmtUtils]: Spent 8.75 s on a formula simplification. DAG size of input: 821 DAG size of output: 809 [2020-10-27 13:25:51,031 WARN L193 SmtUtils]: Spent 8.74 s on a formula simplification. DAG size of input: 828 DAG size of output: 815 [2020-10-27 13:25:59,870 WARN L193 SmtUtils]: Spent 8.59 s on a formula simplification. DAG size of input: 819 DAG size of output: 806