/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--caif--caif_hsi.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 00:41:55,828 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 00:41:55,834 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 00:41:55,860 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 00:41:55,861 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 00:41:55,862 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 00:41:55,863 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 00:41:55,865 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 00:41:55,867 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 00:41:55,867 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 00:41:55,868 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 00:41:55,870 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 00:41:55,870 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 00:41:55,871 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 00:41:55,872 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 00:41:55,873 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 00:41:55,874 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 00:41:55,874 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 00:41:55,876 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 00:41:55,878 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 00:41:55,879 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 00:41:55,880 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 00:41:55,881 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 00:41:55,882 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 00:41:55,885 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 00:41:55,885 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 00:41:55,885 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 00:41:55,886 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 00:41:55,886 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 00:41:55,887 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 00:41:55,888 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 00:41:55,888 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 00:41:55,889 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 00:41:55,890 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 00:41:55,891 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 00:41:55,891 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 00:41:55,891 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 00:41:55,892 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 00:41:55,892 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 00:41:55,893 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 00:41:55,893 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 00:41:55,894 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-13 00:41:55,939 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 00:41:55,940 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 00:41:55,943 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 00:41:55,943 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 00:41:55,944 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 00:41:55,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 00:41:55,944 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 00:41:55,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 00:41:55,944 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 00:41:55,944 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 00:41:55,945 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 00:41:55,945 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 00:41:55,945 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 00:41:55,945 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 00:41:55,945 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 00:41:55,946 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 00:41:55,946 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 00:41:55,949 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 00:41:55,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 00:41:55,950 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 00:41:55,950 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 00:41:55,950 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 00:41:55,950 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 00:41:55,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 00:41:55,951 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 00:41:55,951 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 00:41:55,953 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-13 00:41:55,953 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 00:41:56,268 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 00:41:56,288 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 00:41:56,292 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 00:41:56,294 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 00:41:56,294 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 00:41:56,296 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--caif--caif_hsi.ko-entry_point.cil.out.i [2020-10-13 00:41:56,354 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/374865662/deaceab6911241d7bb165fde305fdbac/FLAGdd273a7d8 [2020-10-13 00:41:57,174 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 00:41:57,175 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--caif--caif_hsi.ko-entry_point.cil.out.i [2020-10-13 00:41:57,212 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/374865662/deaceab6911241d7bb165fde305fdbac/FLAGdd273a7d8 [2020-10-13 00:41:57,690 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/374865662/deaceab6911241d7bb165fde305fdbac [2020-10-13 00:41:57,701 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 00:41:57,703 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 00:41:57,705 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 00:41:57,705 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 00:41:57,709 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 00:41:57,711 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:41:57" (1/1) ... [2020-10-13 00:41:57,714 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b1a33fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:41:57, skipping insertion in model container [2020-10-13 00:41:57,715 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:41:57" (1/1) ... [2020-10-13 00:41:57,725 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 00:41:57,879 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 00:42:00,076 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 00:42:00,121 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 00:42:00,536 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 00:42:00,778 INFO L208 MainTranslator]: Completed translation [2020-10-13 00:42:00,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:42:00 WrapperNode [2020-10-13 00:42:00,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 00:42:00,780 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 00:42:00,780 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 00:42:00,780 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 00:42:00,796 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:42:00" (1/1) ... [2020-10-13 00:42:00,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:42:00" (1/1) ... [2020-10-13 00:42:00,909 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:42:00" (1/1) ... [2020-10-13 00:42:00,909 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:42:00" (1/1) ... [2020-10-13 00:42:01,059 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:42:00" (1/1) ... [2020-10-13 00:42:01,080 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:42:00" (1/1) ... [2020-10-13 00:42:01,126 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:42:00" (1/1) ... [2020-10-13 00:42:01,163 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 00:42:01,163 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 00:42:01,164 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 00:42:01,164 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 00:42:01,165 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:42:00" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 00:42:01,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 00:42:01,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 00:42:01,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-13 00:42:01,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2020-10-13 00:42:01,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2020-10-13 00:42:01,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-10-13 00:42:01,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~$Pointer$ [2020-10-13 00:42:01,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2020-10-13 00:42:01,257 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-13 00:42:01,259 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-13 00:42:01,259 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-13 00:42:01,259 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-13 00:42:01,259 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-13 00:42:01,259 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-13 00:42:01,259 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-10-13 00:42:01,260 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2020-10-13 00:42:01,260 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2020-10-13 00:42:01,264 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-13 00:42:01,264 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2020-10-13 00:42:01,265 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2020-10-13 00:42:01,265 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2020-10-13 00:42:01,265 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2020-10-13 00:42:01,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-13 00:42:01,265 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-13 00:42:01,266 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-13 00:42:01,267 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2020-10-13 00:42:01,267 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2020-10-13 00:42:01,267 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2020-10-13 00:42:01,267 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2020-10-13 00:42:01,267 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-13 00:42:01,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-13 00:42:01,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-13 00:42:01,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-13 00:42:01,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-13 00:42:01,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-13 00:42:01,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-13 00:42:01,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-13 00:42:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-13 00:42:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure hold_net [2020-10-13 00:42:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure release_net [2020-10-13 00:42:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_net_set [2020-10-13 00:42:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-10-13 00:42:01,269 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_attr_size [2020-10-13 00:42:01,270 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_total_size [2020-10-13 00:42:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2020-10-13 00:42:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u32 [2020-10-13 00:42:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_u32 [2020-10-13 00:42:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_inactivity_tout [2020-10-13 00:42:01,272 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_update_aggregation_stats [2020-10-13 00:42:01,272 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_can_send_aggregate [2020-10-13 00:42:01,272 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_dequeue [2020-10-13 00:42:01,272 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_tx_queue_len [2020-10-13 00:42:01,273 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_abort_tx [2020-10-13 00:42:01,273 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_flush_fifo [2020-10-13 00:42:01,273 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_tx_frm [2020-10-13 00:42:01,273 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_start_tx [2020-10-13 00:42:01,273 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_tx_done [2020-10-13 00:42:01,274 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_tx_done_cb [2020-10-13 00:42:01,274 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_rx_desc [2020-10-13 00:42:01,274 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_rx_desc_len [2020-10-13 00:42:01,274 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_rx_pld [2020-10-13 00:42:01,274 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_rx_done [2020-10-13 00:42:01,274 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_rx_slowpath [2020-10-13 00:42:01,274 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_rx_done_cb [2020-10-13 00:42:01,275 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_wake_up [2020-10-13 00:42:01,275 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_wake_down [2020-10-13 00:42:01,275 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_out_of_sync [2020-10-13 00:42:01,275 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_wake_up_cb [2020-10-13 00:42:01,275 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_wake_down_cb [2020-10-13 00:42:01,276 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_aggregation_tout [2020-10-13 00:42:01,276 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_xmit [2020-10-13 00:42:01,276 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_setup [2020-10-13 00:42:01,277 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_open [2020-10-13 00:42:01,278 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_close [2020-10-13 00:42:01,278 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_uninit [2020-10-13 00:42:01,278 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_netlink_parms [2020-10-13 00:42:01,278 INFO L138 BoogieDeclarations]: Found implementation of procedure caif_hsi_changelink [2020-10-13 00:42:01,278 INFO L138 BoogieDeclarations]: Found implementation of procedure caif_hsi_get_size [2020-10-13 00:42:01,279 INFO L138 BoogieDeclarations]: Found implementation of procedure caif_hsi_fill_info [2020-10-13 00:42:01,279 INFO L138 BoogieDeclarations]: Found implementation of procedure caif_hsi_newlink [2020-10-13 00:42:01,279 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_exit_module [2020-10-13 00:42:01,279 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_init_module [2020-10-13 00:42:01,279 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2020-10-13 00:42:01,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_5 [2020-10-13 00:42:01,280 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2020-10-13 00:42:01,280 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2020-10-13 00:42:01,280 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2020-10-13 00:42:01,280 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2020-10-13 00:42:01,281 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_3 [2020-10-13 00:42:01,281 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2020-10-13 00:42:01,281 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2020-10-13 00:42:01,281 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2020-10-13 00:42:01,281 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2020-10-13 00:42:01,281 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2020-10-13 00:42:01,281 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2020-10-13 00:42:01,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_rtnl_link_ops_4 [2020-10-13 00:42:01,282 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 00:42:01,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2020-10-13 00:42:01,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2020-10-13 00:42:01,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2020-10-13 00:42:01,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2020-10-13 00:42:01,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2020-10-13 00:42:01,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_13 [2020-10-13 00:42:01,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_dequeue_14 [2020-10-13 00:42:01,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_15 [2020-10-13 00:42:01,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_16 [2020-10-13 00:42:01,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_17 [2020-10-13 00:42:01,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_18 [2020-10-13 00:42:01,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_19 [2020-10-13 00:42:01,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_20 [2020-10-13 00:42:01,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_skb_21 [2020-10-13 00:42:01,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_22 [2020-10-13 00:42:01,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_ni_23 [2020-10-13 00:42:01,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_25 [2020-10-13 00:42:01,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_ni_26 [2020-10-13 00:42:01,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_pending_27 [2020-10-13 00:42:01,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_28 [2020-10-13 00:42:01,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_29 [2020-10-13 00:42:01,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_30 [2020-10-13 00:42:01,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_31 [2020-10-13 00:42:01,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_32 [2020-10-13 00:42:01,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_33 [2020-10-13 00:42:01,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2020-10-13 00:42:01,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2020-10-13 00:42:01,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2020-10-13 00:42:01,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2020-10-13 00:42:01,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2020-10-13 00:42:01,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-13 00:42:01,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-13 00:42:01,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-13 00:42:01,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-13 00:42:01,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2020-10-13 00:42:01,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-13 00:42:01,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2020-10-13 00:42:01,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2020-10-13 00:42:01,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2020-10-13 00:42:01,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2020-10-13 00:42:01,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2020-10-13 00:42:01,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-13 00:42:01,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2020-10-13 00:42:01,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2020-10-13 00:42:01,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2020-10-13 00:42:01,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2020-10-13 00:42:01,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2020-10-13 00:42:01,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-13 00:42:01,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-13 00:42:01,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_get [2020-10-13 00:42:01,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_put [2020-10-13 00:42:01,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2020-10-13 00:42:01,347 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2020-10-13 00:42:01,347 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2020-10-13 00:42:01,347 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2020-10-13 00:42:01,347 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2020-10-13 00:42:01,348 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2020-10-13 00:42:01,348 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2020-10-13 00:42:01,348 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_stack [2020-10-13 00:42:01,349 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2020-10-13 00:42:01,349 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2020-10-13 00:42:01,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_4 [2020-10-13 00:42:01,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_5 [2020-10-13 00:42:01,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_4 [2020-10-13 00:42:01,349 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2020-10-13 00:42:01,350 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2020-10-13 00:42:01,350 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2020-10-13 00:42:01,350 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer_pending [2020-10-13 00:42:01,350 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2020-10-13 00:42:01,350 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_state_change [2020-10-13 00:42:01,350 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2020-10-13 00:42:01,350 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2020-10-13 00:42:01,350 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2020-10-13 00:42:01,351 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2020-10-13 00:42:01,352 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-13 00:42:01,352 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2020-10-13 00:42:01,352 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdevice [2020-10-13 00:42:01,352 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_is_locked [2020-10-13 00:42:01,352 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_link_register [2020-10-13 00:42:01,352 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_link_unregister [2020-10-13 00:42:01,352 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2020-10-13 00:42:01,353 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2020-10-13 00:42:01,353 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2020-10-13 00:42:01,353 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_bits [2020-10-13 00:42:01,353 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-13 00:42:01,353 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2020-10-13 00:42:01,354 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2020-10-13 00:42:01,354 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-13 00:42:01,354 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-13 00:42:01,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-13 00:42:01,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-13 00:42:01,354 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-13 00:42:01,355 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 00:42:01,355 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-13 00:42:01,355 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-13 00:42:01,355 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-13 00:42:01,355 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-13 00:42:01,355 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-13 00:42:01,355 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-13 00:42:01,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 00:42:01,356 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-13 00:42:01,356 INFO L130 BoogieDeclarations]: Found specification of procedure dump_stack [2020-10-13 00:42:01,356 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2020-10-13 00:42:01,356 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2020-10-13 00:42:01,356 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2020-10-13 00:42:01,356 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-13 00:42:01,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 00:42:01,357 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-13 00:42:01,357 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-10-13 00:42:01,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 00:42:01,357 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2020-10-13 00:42:01,357 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-10-13 00:42:01,357 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-13 00:42:01,357 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2020-10-13 00:42:01,357 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-13 00:42:01,358 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-13 00:42:01,358 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2020-10-13 00:42:01,358 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2020-10-13 00:42:01,358 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2020-10-13 00:42:01,358 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-13 00:42:01,358 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2020-10-13 00:42:01,358 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2020-10-13 00:42:01,358 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-13 00:42:01,359 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2020-10-13 00:42:01,359 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2020-10-13 00:42:01,359 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2020-10-13 00:42:01,359 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2020-10-13 00:42:01,359 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2020-10-13 00:42:01,359 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2020-10-13 00:42:01,359 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2020-10-13 00:42:01,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_29 [2020-10-13 00:42:01,359 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2020-10-13 00:42:01,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_16 [2020-10-13 00:42:01,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_19 [2020-10-13 00:42:01,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_20 [2020-10-13 00:42:01,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_28 [2020-10-13 00:42:01,360 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer_pending [2020-10-13 00:42:01,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_pending_27 [2020-10-13 00:42:01,360 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2020-10-13 00:42:01,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_30 [2020-10-13 00:42:01,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_31 [2020-10-13 00:42:01,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_32 [2020-10-13 00:42:01,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_33 [2020-10-13 00:42:01,361 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2020-10-13 00:42:01,361 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2020-10-13 00:42:01,361 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2020-10-13 00:42:01,361 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2020-10-13 00:42:01,361 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2020-10-13 00:42:01,362 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2020-10-13 00:42:01,362 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2020-10-13 00:42:01,362 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-13 00:42:01,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-13 00:42:01,362 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-13 00:42:01,362 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-13 00:42:01,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-13 00:42:01,363 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-13 00:42:01,363 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2020-10-13 00:42:01,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2020-10-13 00:42:01,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2020-10-13 00:42:01,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2020-10-13 00:42:01,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2020-10-13 00:42:01,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_13 [2020-10-13 00:42:01,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_15 [2020-10-13 00:42:01,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2020-10-13 00:42:01,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_17 [2020-10-13 00:42:01,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_18 [2020-10-13 00:42:01,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_skb_21 [2020-10-13 00:42:01,369 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2020-10-13 00:42:01,369 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2020-10-13 00:42:01,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 00:42:01,369 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2020-10-13 00:42:01,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 00:42:01,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 00:42:01,370 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2020-10-13 00:42:01,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_dequeue_14 [2020-10-13 00:42:01,370 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-13 00:42:01,377 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2020-10-13 00:42:01,377 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_bits [2020-10-13 00:42:01,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2020-10-13 00:42:01,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2020-10-13 00:42:01,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2020-10-13 00:42:01,378 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 00:42:01,379 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-13 00:42:01,379 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 00:42:01,379 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-13 00:42:01,379 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-13 00:42:01,379 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-13 00:42:01,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 00:42:01,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-13 00:42:01,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-13 00:42:01,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-13 00:42:01,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-13 00:42:01,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-13 00:42:01,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-13 00:42:01,380 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2020-10-13 00:42:01,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_5 [2020-10-13 00:42:01,380 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2020-10-13 00:42:01,381 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2020-10-13 00:42:01,381 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2020-10-13 00:42:01,381 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2020-10-13 00:42:01,381 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_3 [2020-10-13 00:42:01,381 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2020-10-13 00:42:01,381 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2020-10-13 00:42:01,381 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2020-10-13 00:42:01,382 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2020-10-13 00:42:01,382 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2020-10-13 00:42:01,382 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2020-10-13 00:42:01,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_rtnl_link_ops_4 [2020-10-13 00:42:01,382 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_get [2020-10-13 00:42:01,382 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_put [2020-10-13 00:42:01,382 INFO L130 BoogieDeclarations]: Found specification of procedure hold_net [2020-10-13 00:42:01,382 INFO L130 BoogieDeclarations]: Found specification of procedure release_net [2020-10-13 00:42:01,382 INFO L130 BoogieDeclarations]: Found specification of procedure dev_net_set [2020-10-13 00:42:01,383 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-10-13 00:42:01,383 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2020-10-13 00:42:01,383 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdevice [2020-10-13 00:42:01,383 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2020-10-13 00:42:01,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_22 [2020-10-13 00:42:01,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_25 [2020-10-13 00:42:01,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_ni_23 [2020-10-13 00:42:01,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_ni_26 [2020-10-13 00:42:01,384 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2020-10-13 00:42:01,384 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_state_change [2020-10-13 00:42:01,384 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2020-10-13 00:42:01,384 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2020-10-13 00:42:01,384 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2020-10-13 00:42:01,384 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2020-10-13 00:42:01,384 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_is_locked [2020-10-13 00:42:01,384 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2020-10-13 00:42:01,384 INFO L130 BoogieDeclarations]: Found specification of procedure nla_attr_size [2020-10-13 00:42:01,385 INFO L130 BoogieDeclarations]: Found specification of procedure nla_total_size [2020-10-13 00:42:01,385 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2020-10-13 00:42:01,385 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u32 [2020-10-13 00:42:01,385 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_u32 [2020-10-13 00:42:01,385 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_link_register [2020-10-13 00:42:01,385 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_link_unregister [2020-10-13 00:42:01,385 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_inactivity_tout [2020-10-13 00:42:01,385 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_update_aggregation_stats [2020-10-13 00:42:01,386 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_can_send_aggregate [2020-10-13 00:42:01,386 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_dequeue [2020-10-13 00:42:01,386 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_tx_queue_len [2020-10-13 00:42:01,386 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_abort_tx [2020-10-13 00:42:01,386 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_flush_fifo [2020-10-13 00:42:01,386 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-13 00:42:01,386 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2020-10-13 00:42:01,386 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_tx_frm [2020-10-13 00:42:01,386 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_start_tx [2020-10-13 00:42:01,387 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_tx_done [2020-10-13 00:42:01,387 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2020-10-13 00:42:01,387 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_tx_done_cb [2020-10-13 00:42:01,387 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_rx_desc [2020-10-13 00:42:01,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-13 00:42:01,387 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_rx_desc_len [2020-10-13 00:42:01,387 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_rx_pld [2020-10-13 00:42:01,387 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_rx_done [2020-10-13 00:42:01,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-13 00:42:01,388 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_rx_slowpath [2020-10-13 00:42:01,388 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_rx_done_cb [2020-10-13 00:42:01,388 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_wake_up [2020-10-13 00:42:01,388 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-10-13 00:42:01,388 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_wake_down [2020-10-13 00:42:01,388 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_out_of_sync [2020-10-13 00:42:01,388 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_wake_up_cb [2020-10-13 00:42:01,389 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_wake_down_cb [2020-10-13 00:42:01,389 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_aggregation_tout [2020-10-13 00:42:01,389 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_xmit [2020-10-13 00:42:01,389 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_setup [2020-10-13 00:42:01,389 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_open [2020-10-13 00:42:01,390 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_close [2020-10-13 00:42:01,390 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_uninit [2020-10-13 00:42:01,390 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_netlink_parms [2020-10-13 00:42:01,391 INFO L130 BoogieDeclarations]: Found specification of procedure caif_hsi_changelink [2020-10-13 00:42:01,391 INFO L130 BoogieDeclarations]: Found specification of procedure caif_hsi_get_size [2020-10-13 00:42:01,391 INFO L130 BoogieDeclarations]: Found specification of procedure caif_hsi_fill_info [2020-10-13 00:42:01,391 INFO L130 BoogieDeclarations]: Found specification of procedure caif_hsi_newlink [2020-10-13 00:42:01,391 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~$Pointer$ [2020-10-13 00:42:01,391 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_exit_module [2020-10-13 00:42:01,391 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_init_module [2020-10-13 00:42:01,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_4 [2020-10-13 00:42:01,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_5 [2020-10-13 00:42:01,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-13 00:42:01,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-13 00:42:01,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_4 [2020-10-13 00:42:01,392 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2020-10-13 00:42:01,392 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 00:42:01,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2020-10-13 00:42:01,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2020-10-13 00:42:01,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2020-10-13 00:42:01,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2020-10-13 00:42:01,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2020-10-13 00:42:01,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-13 00:42:01,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-13 00:42:01,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-13 00:42:01,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-13 00:42:01,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2020-10-13 00:42:01,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2020-10-13 00:42:01,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2020-10-13 00:42:01,394 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-13 00:42:01,394 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-13 00:42:01,395 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 00:42:01,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 00:42:01,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 00:42:01,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-13 00:42:01,396 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 00:42:01,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-13 00:42:01,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-13 00:42:01,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-13 00:42:01,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-13 00:42:03,318 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-13 00:42:14,044 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 00:42:14,044 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-13 00:42:14,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:42:14 BoogieIcfgContainer [2020-10-13 00:42:14,060 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 00:42:14,061 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 00:42:14,061 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 00:42:14,064 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 00:42:14,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:41:57" (1/3) ... [2020-10-13 00:42:14,065 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73e95b35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:42:14, skipping insertion in model container [2020-10-13 00:42:14,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:42:00" (2/3) ... [2020-10-13 00:42:14,066 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73e95b35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:42:14, skipping insertion in model container [2020-10-13 00:42:14,066 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:42:14" (3/3) ... [2020-10-13 00:42:14,068 INFO L109 eAbstractionObserver]: Analyzing ICFG 205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--caif--caif_hsi.ko-entry_point.cil.out.i [2020-10-13 00:42:14,078 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 00:42:14,087 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 00:42:14,104 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 00:42:14,133 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 00:42:14,133 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 00:42:14,133 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 00:42:14,133 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 00:42:14,133 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 00:42:14,134 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 00:42:14,134 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 00:42:14,134 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 00:42:14,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states. [2020-10-13 00:42:14,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-10-13 00:42:14,197 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 00:42:14,199 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 00:42:14,199 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 00:42:14,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 00:42:14,206 INFO L82 PathProgramCache]: Analyzing trace with hash -1203458133, now seen corresponding path program 1 times [2020-10-13 00:42:14,215 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 00:42:14,216 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1093364786] [2020-10-13 00:42:14,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 00:42:15,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 00:42:15,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 00:42:20,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 00:42:20,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-13 00:42:20,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 00:42:20,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5450 [2020-10-13 00:42:20,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 00:42:20,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 00:42:20,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-13 00:42:20,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-13 00:42:20,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 00:42:30,387 WARN L193 SmtUtils]: Spent 9.13 s on a formula simplification that was a NOOP. DAG size: 1528 [2020-10-13 00:42:30,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 00:42:30,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 00:42:30,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 00:42:31,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 00:42:31,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 00:42:31,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 00:42:31,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1455 [2020-10-13 00:42:31,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 00:42:31,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 00:42:31,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 00:42:31,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 00:42:31,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 00:42:32,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 00:42:32,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 00:42:32,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 00:42:32,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 00:42:32,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 00:42:32,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 00:42:32,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 00:42:32,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 00:42:32,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 00:42:32,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 00:42:32,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 00:42:32,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 00:42:32,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 00:42:32,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 00:42:32,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 00:42:32,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 00:42:32,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 00:42:32,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 00:42:32,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 00:42:32,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 00:42:32,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 00:42:32,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 00:42:32,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 00:42:32,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 00:42:32,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 00:42:32,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 00:42:32,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 00:42:32,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 00:42:32,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 00:42:32,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 00:42:32,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 00:42:32,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 00:42:32,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 00:42:32,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 00:42:32,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 00:42:32,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-13 00:42:32,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-13 00:42:32,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 00:42:32,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 00:42:32,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 00:42:32,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 00:42:32,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 00:42:32,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-13 00:42:32,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 00:42:32,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 00:42:32,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 00:42:32,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 00:42:32,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 00:42:32,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 00:42:32,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 00:42:32,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 00:42:32,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 00:42:32,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 00:42:32,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 00:42:32,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 00:42:32,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 00:42:32,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 00:42:32,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 00:42:32,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 00:42:32,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 00:42:32,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-13 00:42:32,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 00:42:32,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 00:42:32,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 00:42:32,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 00:42:32,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 00:42:32,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-13 00:42:32,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 00:42:32,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 00:42:32,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 00:42:32,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 00:42:32,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 00:42:32,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 00:42:32,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 00:42:32,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 00:42:32,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 00:42:32,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 00:42:32,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 00:42:32,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 00:42:32,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 00:42:32,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 00:42:32,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 00:42:32,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 00:42:32,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 00:42:32,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 00:42:32,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 00:42:32,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 00:42:32,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 00:42:32,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 00:42:32,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 00:42:32,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-13 00:42:32,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 00:42:32,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 00:42:32,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 00:42:32,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 00:42:32,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 00:42:32,678 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-13 00:42:32,679 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1093364786] [2020-10-13 00:42:32,681 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 00:42:32,682 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-13 00:42:32,683 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69187768] [2020-10-13 00:42:32,691 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-13 00:42:32,691 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 00:42:32,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-13 00:42:32,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-10-13 00:42:32,709 INFO L87 Difference]: Start difference. First operand 1666 states. Second operand 9 states. [2020-10-13 00:42:41,830 WARN L193 SmtUtils]: Spent 9.00 s on a formula simplification that was a NOOP. DAG size: 1531 [2020-10-13 00:42:54,596 WARN L193 SmtUtils]: Spent 8.59 s on a formula simplification that was a NOOP. DAG size: 1533 [2020-10-13 00:43:19,014 WARN L193 SmtUtils]: Spent 18.14 s on a formula simplification. DAG size of input: 1541 DAG size of output: 1536 [2020-10-13 00:43:27,752 WARN L193 SmtUtils]: Spent 8.39 s on a formula simplification that was a NOOP. DAG size: 1530 [2020-10-13 00:43:36,342 WARN L193 SmtUtils]: Spent 8.43 s on a formula simplification that was a NOOP. DAG size: 1536 [2020-10-13 00:43:44,874 WARN L193 SmtUtils]: Spent 8.38 s on a formula simplification that was a NOOP. DAG size: 1536 [2020-10-13 00:44:24,257 WARN L193 SmtUtils]: Spent 8.69 s on a formula simplification that was a NOOP. DAG size: 1541 [2020-10-13 00:44:33,138 WARN L193 SmtUtils]: Spent 8.63 s on a formula simplification that was a NOOP. DAG size: 1535