/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --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-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 0.2.0-0f64333 [2020-10-28 23:27:39,607 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 23:27:39,611 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 23:27:39,671 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 23:27:39,671 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 23:27:39,679 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 23:27:39,681 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 23:27:39,686 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 23:27:39,689 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 23:27:39,697 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 23:27:39,698 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 23:27:39,700 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 23:27:39,700 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 23:27:39,703 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 23:27:39,705 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 23:27:39,707 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 23:27:39,708 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 23:27:39,712 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 23:27:39,719 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 23:27:39,722 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 23:27:39,726 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 23:27:39,727 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 23:27:39,729 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 23:27:39,731 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 23:27:39,738 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 23:27:39,738 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 23:27:39,738 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 23:27:39,740 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 23:27:39,741 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 23:27:39,742 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 23:27:39,742 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 23:27:39,743 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 23:27:39,745 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 23:27:39,746 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 23:27:39,747 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 23:27:39,747 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 23:27:39,748 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 23:27:39,748 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 23:27:39,748 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 23:27:39,749 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 23:27:39,750 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 23:27:39,751 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 [2020-10-28 23:27:39,799 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 23:27:39,819 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 23:27:39,821 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 23:27:39,821 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 23:27:39,821 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 23:27:39,822 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 23:27:39,822 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 23:27:39,823 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 23:27:39,823 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 23:27:39,823 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 23:27:39,824 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 23:27:39,824 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 23:27:39,825 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 23:27:39,825 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 23:27:39,825 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 23:27:39,825 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 23:27:39,826 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 23:27:39,826 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 23:27:39,826 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 23:27:39,826 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 23:27:39,826 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 23:27:39,827 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 23:27:39,827 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 23:27:39,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 23:27:39,837 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 23:27:39,838 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 23:27:39,838 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-28 23:27:39,838 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 23:27:40,221 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 23:27:40,266 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 23:27:40,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 23:27:40,271 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 23:27:40,272 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 23:27:40,273 INFO L432 ainManager$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 [2020-10-28 23:27:40,361 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/994d59c79/0cfa3e2152a14817b0fc3a59decb0b4b/FLAG72a0dd9e7 [2020-10-28 23:27:41,343 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 23:27:41,344 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 [2020-10-28 23:27:41,400 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/994d59c79/0cfa3e2152a14817b0fc3a59decb0b4b/FLAG72a0dd9e7 [2020-10-28 23:27:41,788 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/994d59c79/0cfa3e2152a14817b0fc3a59decb0b4b [2020-10-28 23:27:41,791 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 23:27:41,819 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 23:27:41,821 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 23:27:41,822 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 23:27:41,825 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 23:27:41,826 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:27:41" (1/1) ... [2020-10-28 23:27:41,835 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64271123 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:27:41, skipping insertion in model container [2020-10-28 23:27:41,835 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:27:41" (1/1) ... [2020-10-28 23:27:41,843 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 23:27:42,001 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 23:27:43,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 23:27:43,890 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 23:27:44,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 23:27:44,595 INFO L208 MainTranslator]: Completed translation [2020-10-28 23:27:44,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:27:44 WrapperNode [2020-10-28 23:27:44,596 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 23:27:44,598 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 23:27:44,598 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 23:27:44,598 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 23:27:44,611 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:27:44" (1/1) ... [2020-10-28 23:27:44,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:27:44" (1/1) ... [2020-10-28 23:27:44,719 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:27:44" (1/1) ... [2020-10-28 23:27:44,720 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:27:44" (1/1) ... [2020-10-28 23:27:44,866 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:27:44" (1/1) ... [2020-10-28 23:27:44,902 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:27:44" (1/1) ... [2020-10-28 23:27:44,949 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:27:44" (1/1) ... [2020-10-28 23:27:44,986 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 23:27:44,988 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 23:27:44,988 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 23:27:44,988 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 23:27:44,989 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:27:44" (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 [2020-10-28 23:27:45,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 23:27:45,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 23:27:45,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-28 23:27:45,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2020-10-28 23:27:45,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2020-10-28 23:27:45,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-10-28 23:27:45,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~$Pointer$ [2020-10-28 23:27:45,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2020-10-28 23:27:45,074 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 23:27:45,074 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-28 23:27:45,074 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-28 23:27:45,075 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-28 23:27:45,075 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-28 23:27:45,075 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-28 23:27:45,075 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-28 23:27:45,075 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-10-28 23:27:45,075 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2020-10-28 23:27:45,076 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2020-10-28 23:27:45,076 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-28 23:27:45,076 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2020-10-28 23:27:45,076 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2020-10-28 23:27:45,076 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2020-10-28 23:27:45,076 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2020-10-28 23:27:45,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-28 23:27:45,077 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-28 23:27:45,077 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-28 23:27:45,077 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2020-10-28 23:27:45,077 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2020-10-28 23:27:45,077 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2020-10-28 23:27:45,077 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2020-10-28 23:27:45,078 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-28 23:27:45,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-28 23:27:45,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-28 23:27:45,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-28 23:27:45,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-28 23:27:45,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-28 23:27:45,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-28 23:27:45,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-28 23:27:45,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-28 23:27:45,079 INFO L138 BoogieDeclarations]: Found implementation of procedure hold_net [2020-10-28 23:27:45,079 INFO L138 BoogieDeclarations]: Found implementation of procedure release_net [2020-10-28 23:27:45,079 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_net_set [2020-10-28 23:27:45,079 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-10-28 23:27:45,079 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_attr_size [2020-10-28 23:27:45,079 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_total_size [2020-10-28 23:27:45,080 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2020-10-28 23:27:45,080 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u32 [2020-10-28 23:27:45,080 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_u32 [2020-10-28 23:27:45,080 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_inactivity_tout [2020-10-28 23:27:45,080 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_update_aggregation_stats [2020-10-28 23:27:45,080 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_can_send_aggregate [2020-10-28 23:27:45,080 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_dequeue [2020-10-28 23:27:45,081 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_tx_queue_len [2020-10-28 23:27:45,081 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_abort_tx [2020-10-28 23:27:45,081 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_flush_fifo [2020-10-28 23:27:45,081 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_tx_frm [2020-10-28 23:27:45,081 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_start_tx [2020-10-28 23:27:45,081 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_tx_done [2020-10-28 23:27:45,081 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_tx_done_cb [2020-10-28 23:27:45,082 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_rx_desc [2020-10-28 23:27:45,082 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_rx_desc_len [2020-10-28 23:27:45,082 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_rx_pld [2020-10-28 23:27:45,082 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_rx_done [2020-10-28 23:27:45,082 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_rx_slowpath [2020-10-28 23:27:45,082 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_rx_done_cb [2020-10-28 23:27:45,083 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_wake_up [2020-10-28 23:27:45,083 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_wake_down [2020-10-28 23:27:45,083 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_out_of_sync [2020-10-28 23:27:45,083 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_wake_up_cb [2020-10-28 23:27:45,083 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_wake_down_cb [2020-10-28 23:27:45,083 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_aggregation_tout [2020-10-28 23:27:45,083 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_xmit [2020-10-28 23:27:45,083 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_setup [2020-10-28 23:27:45,084 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_open [2020-10-28 23:27:45,084 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_close [2020-10-28 23:27:45,084 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_uninit [2020-10-28 23:27:45,084 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_netlink_parms [2020-10-28 23:27:45,084 INFO L138 BoogieDeclarations]: Found implementation of procedure caif_hsi_changelink [2020-10-28 23:27:45,084 INFO L138 BoogieDeclarations]: Found implementation of procedure caif_hsi_get_size [2020-10-28 23:27:45,085 INFO L138 BoogieDeclarations]: Found implementation of procedure caif_hsi_fill_info [2020-10-28 23:27:45,085 INFO L138 BoogieDeclarations]: Found implementation of procedure caif_hsi_newlink [2020-10-28 23:27:45,085 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_exit_module [2020-10-28 23:27:45,085 INFO L138 BoogieDeclarations]: Found implementation of procedure cfhsi_init_module [2020-10-28 23:27:45,085 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2020-10-28 23:27:45,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_5 [2020-10-28 23:27:45,085 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2020-10-28 23:27:45,086 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2020-10-28 23:27:45,086 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2020-10-28 23:27:45,086 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2020-10-28 23:27:45,086 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_3 [2020-10-28 23:27:45,086 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2020-10-28 23:27:45,086 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2020-10-28 23:27:45,086 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2020-10-28 23:27:45,087 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2020-10-28 23:27:45,087 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2020-10-28 23:27:45,087 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2020-10-28 23:27:45,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_rtnl_link_ops_4 [2020-10-28 23:27:45,087 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 23:27:45,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2020-10-28 23:27:45,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2020-10-28 23:27:45,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2020-10-28 23:27:45,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2020-10-28 23:27:45,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2020-10-28 23:27:45,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_13 [2020-10-28 23:27:45,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_dequeue_14 [2020-10-28 23:27:45,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_15 [2020-10-28 23:27:45,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_16 [2020-10-28 23:27:45,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_17 [2020-10-28 23:27:45,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_18 [2020-10-28 23:27:45,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_19 [2020-10-28 23:27:45,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_20 [2020-10-28 23:27:45,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_skb_21 [2020-10-28 23:27:45,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_22 [2020-10-28 23:27:45,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_ni_23 [2020-10-28 23:27:45,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_25 [2020-10-28 23:27:45,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_ni_26 [2020-10-28 23:27:45,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_pending_27 [2020-10-28 23:27:45,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_28 [2020-10-28 23:27:45,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_29 [2020-10-28 23:27:45,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_30 [2020-10-28 23:27:45,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_31 [2020-10-28 23:27:45,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_32 [2020-10-28 23:27:45,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_33 [2020-10-28 23:27:45,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2020-10-28 23:27:45,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2020-10-28 23:27:45,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2020-10-28 23:27:45,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2020-10-28 23:27:45,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2020-10-28 23:27:45,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-28 23:27:45,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-28 23:27:45,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-28 23:27:45,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-28 23:27:45,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2020-10-28 23:27:45,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-28 23:27:45,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2020-10-28 23:27:45,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2020-10-28 23:27:45,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2020-10-28 23:27:45,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2020-10-28 23:27:45,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2020-10-28 23:27:45,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-28 23:27:45,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2020-10-28 23:27:45,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2020-10-28 23:27:45,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2020-10-28 23:27:45,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2020-10-28 23:27:45,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2020-10-28 23:27:45,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-28 23:27:45,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-28 23:27:45,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_get [2020-10-28 23:27:45,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_put [2020-10-28 23:27:45,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2020-10-28 23:27:45,094 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2020-10-28 23:27:45,095 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2020-10-28 23:27:45,095 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2020-10-28 23:27:45,095 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2020-10-28 23:27:45,095 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2020-10-28 23:27:45,095 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2020-10-28 23:27:45,095 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_stack [2020-10-28 23:27:45,095 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2020-10-28 23:27:45,096 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2020-10-28 23:27:45,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_4 [2020-10-28 23:27:45,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_5 [2020-10-28 23:27:45,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_4 [2020-10-28 23:27:45,096 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2020-10-28 23:27:45,096 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2020-10-28 23:27:45,096 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2020-10-28 23:27:45,096 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer_pending [2020-10-28 23:27:45,097 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2020-10-28 23:27:45,097 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_state_change [2020-10-28 23:27:45,097 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2020-10-28 23:27:45,097 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2020-10-28 23:27:45,097 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2020-10-28 23:27:45,097 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2020-10-28 23:27:45,097 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-28 23:27:45,097 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2020-10-28 23:27:45,098 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdevice [2020-10-28 23:27:45,098 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_is_locked [2020-10-28 23:27:45,098 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_link_register [2020-10-28 23:27:45,098 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_link_unregister [2020-10-28 23:27:45,098 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2020-10-28 23:27:45,098 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2020-10-28 23:27:45,098 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2020-10-28 23:27:45,098 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_bits [2020-10-28 23:27:45,099 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-28 23:27:45,099 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2020-10-28 23:27:45,099 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2020-10-28 23:27:45,099 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-28 23:27:45,099 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-28 23:27:45,099 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-28 23:27:45,100 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-28 23:27:45,100 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-28 23:27:45,100 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 23:27:45,100 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 23:27:45,100 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-28 23:27:45,100 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-28 23:27:45,100 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 23:27:45,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 23:27:45,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-28 23:27:45,101 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-28 23:27:45,101 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-28 23:27:45,101 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-28 23:27:45,101 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-28 23:27:45,101 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-28 23:27:45,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 23:27:45,101 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-28 23:27:45,102 INFO L130 BoogieDeclarations]: Found specification of procedure dump_stack [2020-10-28 23:27:45,102 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2020-10-28 23:27:45,102 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2020-10-28 23:27:45,102 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2020-10-28 23:27:45,102 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-28 23:27:45,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 23:27:45,102 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-28 23:27:45,103 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-10-28 23:27:45,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 23:27:45,103 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2020-10-28 23:27:45,103 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-10-28 23:27:45,103 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-28 23:27:45,103 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2020-10-28 23:27:45,103 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-28 23:27:45,104 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-28 23:27:45,104 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2020-10-28 23:27:45,104 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2020-10-28 23:27:45,104 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2020-10-28 23:27:45,104 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-28 23:27:45,104 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2020-10-28 23:27:45,104 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2020-10-28 23:27:45,105 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-28 23:27:45,105 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2020-10-28 23:27:45,105 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2020-10-28 23:27:45,105 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2020-10-28 23:27:45,105 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2020-10-28 23:27:45,105 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2020-10-28 23:27:45,105 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2020-10-28 23:27:45,105 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2020-10-28 23:27:45,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_29 [2020-10-28 23:27:45,106 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2020-10-28 23:27:45,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_16 [2020-10-28 23:27:45,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_19 [2020-10-28 23:27:45,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_20 [2020-10-28 23:27:45,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_28 [2020-10-28 23:27:45,106 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer_pending [2020-10-28 23:27:45,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_pending_27 [2020-10-28 23:27:45,107 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2020-10-28 23:27:45,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_30 [2020-10-28 23:27:45,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_31 [2020-10-28 23:27:45,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_32 [2020-10-28 23:27:45,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_33 [2020-10-28 23:27:45,107 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2020-10-28 23:27:45,107 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2020-10-28 23:27:45,108 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2020-10-28 23:27:45,108 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2020-10-28 23:27:45,108 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2020-10-28 23:27:45,108 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2020-10-28 23:27:45,108 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2020-10-28 23:27:45,108 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-28 23:27:45,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-28 23:27:45,109 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-28 23:27:45,109 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-28 23:27:45,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-28 23:27:45,109 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-28 23:27:45,109 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2020-10-28 23:27:45,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2020-10-28 23:27:45,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2020-10-28 23:27:45,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2020-10-28 23:27:45,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2020-10-28 23:27:45,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_13 [2020-10-28 23:27:45,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_15 [2020-10-28 23:27:45,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2020-10-28 23:27:45,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_17 [2020-10-28 23:27:45,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_18 [2020-10-28 23:27:45,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_skb_21 [2020-10-28 23:27:45,110 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2020-10-28 23:27:45,111 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2020-10-28 23:27:45,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 23:27:45,111 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2020-10-28 23:27:45,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 23:27:45,111 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2020-10-28 23:27:45,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_dequeue_14 [2020-10-28 23:27:45,111 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-28 23:27:45,112 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2020-10-28 23:27:45,112 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_bits [2020-10-28 23:27:45,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2020-10-28 23:27:45,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2020-10-28 23:27:45,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2020-10-28 23:27:45,112 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 23:27:45,112 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-28 23:27:45,112 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 23:27:45,113 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-28 23:27:45,113 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-28 23:27:45,113 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 23:27:45,113 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-28 23:27:45,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-28 23:27:45,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-28 23:27:45,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-28 23:27:45,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-28 23:27:45,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-28 23:27:45,114 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2020-10-28 23:27:45,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_5 [2020-10-28 23:27:45,114 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2020-10-28 23:27:45,114 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2020-10-28 23:27:45,114 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2020-10-28 23:27:45,114 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2020-10-28 23:27:45,115 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_3 [2020-10-28 23:27:45,115 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2020-10-28 23:27:45,115 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2020-10-28 23:27:45,115 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2020-10-28 23:27:45,115 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2020-10-28 23:27:45,115 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2020-10-28 23:27:45,115 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2020-10-28 23:27:45,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_rtnl_link_ops_4 [2020-10-28 23:27:45,116 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_get [2020-10-28 23:27:45,116 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_put [2020-10-28 23:27:45,116 INFO L130 BoogieDeclarations]: Found specification of procedure hold_net [2020-10-28 23:27:45,116 INFO L130 BoogieDeclarations]: Found specification of procedure release_net [2020-10-28 23:27:45,116 INFO L130 BoogieDeclarations]: Found specification of procedure dev_net_set [2020-10-28 23:27:45,116 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-10-28 23:27:45,116 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2020-10-28 23:27:45,117 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdevice [2020-10-28 23:27:45,117 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2020-10-28 23:27:45,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_22 [2020-10-28 23:27:45,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_25 [2020-10-28 23:27:45,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_ni_23 [2020-10-28 23:27:45,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_ni_26 [2020-10-28 23:27:45,117 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2020-10-28 23:27:45,117 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_state_change [2020-10-28 23:27:45,117 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2020-10-28 23:27:45,118 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2020-10-28 23:27:45,118 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2020-10-28 23:27:45,118 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2020-10-28 23:27:45,118 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_is_locked [2020-10-28 23:27:45,118 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2020-10-28 23:27:45,118 INFO L130 BoogieDeclarations]: Found specification of procedure nla_attr_size [2020-10-28 23:27:45,118 INFO L130 BoogieDeclarations]: Found specification of procedure nla_total_size [2020-10-28 23:27:45,118 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2020-10-28 23:27:45,119 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u32 [2020-10-28 23:27:45,119 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_u32 [2020-10-28 23:27:45,119 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_link_register [2020-10-28 23:27:45,119 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_link_unregister [2020-10-28 23:27:45,119 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_inactivity_tout [2020-10-28 23:27:45,119 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_update_aggregation_stats [2020-10-28 23:27:45,119 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_can_send_aggregate [2020-10-28 23:27:45,119 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_dequeue [2020-10-28 23:27:45,120 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_tx_queue_len [2020-10-28 23:27:45,120 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_abort_tx [2020-10-28 23:27:45,120 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_flush_fifo [2020-10-28 23:27:45,120 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-10-28 23:27:45,120 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2020-10-28 23:27:45,120 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_tx_frm [2020-10-28 23:27:45,120 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_start_tx [2020-10-28 23:27:45,120 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_tx_done [2020-10-28 23:27:45,121 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2020-10-28 23:27:45,121 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_tx_done_cb [2020-10-28 23:27:45,121 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_rx_desc [2020-10-28 23:27:45,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-28 23:27:45,121 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_rx_desc_len [2020-10-28 23:27:45,121 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_rx_pld [2020-10-28 23:27:45,121 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_rx_done [2020-10-28 23:27:45,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-28 23:27:45,122 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_rx_slowpath [2020-10-28 23:27:45,122 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_rx_done_cb [2020-10-28 23:27:45,122 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_wake_up [2020-10-28 23:27:45,122 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-10-28 23:27:45,122 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_wake_down [2020-10-28 23:27:45,122 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_out_of_sync [2020-10-28 23:27:45,122 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_wake_up_cb [2020-10-28 23:27:45,122 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_wake_down_cb [2020-10-28 23:27:45,123 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_aggregation_tout [2020-10-28 23:27:45,123 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_xmit [2020-10-28 23:27:45,123 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_setup [2020-10-28 23:27:45,123 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_open [2020-10-28 23:27:45,123 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_close [2020-10-28 23:27:45,123 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_uninit [2020-10-28 23:27:45,123 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_netlink_parms [2020-10-28 23:27:45,123 INFO L130 BoogieDeclarations]: Found specification of procedure caif_hsi_changelink [2020-10-28 23:27:45,123 INFO L130 BoogieDeclarations]: Found specification of procedure caif_hsi_get_size [2020-10-28 23:27:45,124 INFO L130 BoogieDeclarations]: Found specification of procedure caif_hsi_fill_info [2020-10-28 23:27:45,124 INFO L130 BoogieDeclarations]: Found specification of procedure caif_hsi_newlink [2020-10-28 23:27:45,124 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~$Pointer$ [2020-10-28 23:27:45,124 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_exit_module [2020-10-28 23:27:45,124 INFO L130 BoogieDeclarations]: Found specification of procedure cfhsi_init_module [2020-10-28 23:27:45,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_4 [2020-10-28 23:27:45,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_5 [2020-10-28 23:27:45,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-28 23:27:45,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-28 23:27:45,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_4 [2020-10-28 23:27:45,125 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2020-10-28 23:27:45,125 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 23:27:45,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2020-10-28 23:27:45,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2020-10-28 23:27:45,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2020-10-28 23:27:45,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2020-10-28 23:27:45,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2020-10-28 23:27:45,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-28 23:27:45,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-28 23:27:45,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-28 23:27:45,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-28 23:27:45,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2020-10-28 23:27:45,126 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2020-10-28 23:27:45,127 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2020-10-28 23:27:45,127 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-28 23:27:45,127 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-28 23:27:45,127 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 23:27:45,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 23:27:45,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 23:27:45,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-28 23:27:45,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 23:27:45,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-28 23:27:45,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-28 23:27:45,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-28 23:27:45,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-28 23:27:47,162 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-28 23:28:00,167 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 23:28:00,167 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-28 23:28:00,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:28:00 BoogieIcfgContainer [2020-10-28 23:28:00,172 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 23:28:00,175 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 23:28:00,175 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 23:28:00,178 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 23:28:00,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:27:41" (1/3) ... [2020-10-28 23:28:00,180 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b436ccc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:28:00, skipping insertion in model container [2020-10-28 23:28:00,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:27:44" (2/3) ... [2020-10-28 23:28:00,181 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b436ccc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:28:00, skipping insertion in model container [2020-10-28 23:28:00,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:28:00" (3/3) ... [2020-10-28 23:28:00,188 INFO L111 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 [2020-10-28 23:28:00,204 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 23:28:00,212 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 23:28:00,226 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 23:28:00,273 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 23:28:00,273 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 23:28:00,274 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 23:28:00,274 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 23:28:00,274 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 23:28:00,274 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 23:28:00,274 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 23:28:00,274 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 23:28:00,336 INFO L276 IsEmpty]: Start isEmpty. Operand 1670 states. [2020-10-28 23:28:00,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-10-28 23:28:00,359 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 23:28:00,360 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, 1, 1] [2020-10-28 23:28:00,360 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 23:28:00,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 23:28:00,367 INFO L82 PathProgramCache]: Analyzing trace with hash 1166357111, now seen corresponding path program 1 times [2020-10-28 23:28:00,376 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 23:28:00,377 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [841328238] [2020-10-28 23:28:00,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 23:28:01,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:28:01,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:28:06,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:28:06,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 92 [2020-10-28 23:28:06,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:28:06,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5748 [2020-10-28 23:28:06,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:28:06,972 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:28:06,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 23:28:06,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-28 23:28:06,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-28 23:28:06,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 23:28:20,828 WARN L193 SmtUtils]: Spent 13.32 s on a formula simplification that was a NOOP. DAG size: 1540 [2020-10-28 23:28:20,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 23:28:20,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:28:20,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:28:22,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:28:22,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:28:22,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:28:22,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1387 [2020-10-28 23:28:22,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:28:22,273 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:28:22,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:28:22,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:28:22,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:28:22,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:28:22,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 23:28:22,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:28:22,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:28:22,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:28:22,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:28:22,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:28:22,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 23:28:22,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:28:22,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:28:22,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:28:22,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:28:22,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:28:22,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:28:22,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 23:28:22,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:28:22,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:28:22,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:28:22,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:28:22,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:28:22,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 23:28:22,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:28:22,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:28:22,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:28:22,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:28:22,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:28:22,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:28:22,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 23:28:22,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:28:22,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:28:22,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:28:22,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 23:28:22,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:28:22,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 23:28:22,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:28:22,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:28:22,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:28:22,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:28:22,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:28:22,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:28:22,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 23:28:22,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:28:22,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:28:22,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:28:22,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 23:28:22,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:28:22,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-28 23:28:22,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:28:22,602 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:28:22,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 23:28:22,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:28:22,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 23:28:22,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:28:22,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 23:28:22,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:28:22,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:28:22,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:28:22,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:28:22,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:28:22,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 23:28:22,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:28:22,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:28:22,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 23:28:22,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:28:22,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 23:28:22,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-28 23:28:22,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-28 23:28:22,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:28:22,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:28:22,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:28:22,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 23:28:22,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:28:22,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 23:28:22,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:28:22,708 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:28:22,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 23:28:22,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:28:22,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-28 23:28:22,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 23:28:22,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 23:28:22,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:28:22,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:28:22,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:28:22,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:28:22,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:28:22,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 23:28:22,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:28:22,726 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:28:22,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 23:28:22,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:28:22,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 23:28:22,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:28:22,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 23:28:22,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 23:28:22,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 23:28:22,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 23:28:22,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 23:28:22,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 23:28:22,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-28 23:28:22,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 23:28:22,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 23:28:22,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 23:28:22,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 23:28:22,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 23:28:22,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 23:28:22,938 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-28 23:28:22,938 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [841328238] [2020-10-28 23:28:22,940 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 23:28:22,940 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 23:28:22,941 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1417719085] [2020-10-28 23:28:22,950 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 23:28:22,951 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 23:28:22,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 23:28:22,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-10-28 23:28:22,968 INFO L87 Difference]: Start difference. First operand 1670 states. Second operand 9 states. [2020-10-28 23:28:36,180 WARN L193 SmtUtils]: Spent 13.11 s on a formula simplification that was a NOOP. DAG size: 1543 [2020-10-28 23:28:53,869 WARN L193 SmtUtils]: Spent 13.25 s on a formula simplification that was a NOOP. DAG size: 1545 [2020-10-28 23:29:26,385 WARN L193 SmtUtils]: Spent 26.35 s on a formula simplification. DAG size of input: 1553 DAG size of output: 1548 [2020-10-28 23:29:39,868 WARN L193 SmtUtils]: Spent 13.05 s on a formula simplification that was a NOOP. DAG size: 1542 [2020-10-28 23:29:53,189 WARN L193 SmtUtils]: Spent 13.14 s on a formula simplification that was a NOOP. DAG size: 1548 [2020-10-28 23:30:06,596 WARN L193 SmtUtils]: Spent 13.14 s on a formula simplification that was a NOOP. DAG size: 1548 [2020-10-28 23:30:52,301 WARN L193 SmtUtils]: Spent 13.36 s on a formula simplification that was a NOOP. DAG size: 1553 [2020-10-28 23:31:05,747 WARN L193 SmtUtils]: Spent 13.19 s on a formula simplification that was a NOOP. DAG size: 1547