/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--libertas_tf--libertas_tf.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 19:26:52,913 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 19:26:52,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 19:26:52,955 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 19:26:52,956 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 19:26:52,963 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 19:26:52,965 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 19:26:52,968 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 19:26:52,971 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 19:26:52,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 19:26:52,974 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 19:26:52,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 19:26:52,976 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 19:26:52,978 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 19:26:52,980 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 19:26:52,982 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 19:26:52,983 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 19:26:52,984 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 19:26:52,985 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 19:26:52,993 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 19:26:52,996 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 19:26:52,997 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 19:26:52,998 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 19:26:52,998 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 19:26:53,010 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 19:26:53,010 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 19:26:53,010 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 19:26:53,011 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 19:26:53,011 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 19:26:53,015 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 19:26:53,015 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 19:26:53,016 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 19:26:53,017 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 19:26:53,020 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 19:26:53,021 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 19:26:53,021 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 19:26:53,022 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 19:26:53,022 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 19:26:53,022 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 19:26:53,025 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 19:26:53,026 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 19:26:53,027 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 19:26:53,064 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 19:26:53,064 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 19:26:53,066 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 19:26:53,066 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 19:26:53,066 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 19:26:53,066 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 19:26:53,067 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 19:26:53,067 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 19:26:53,067 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 19:26:53,067 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 19:26:53,068 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 19:26:53,068 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 19:26:53,068 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 19:26:53,069 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 19:26:53,069 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 19:26:53,069 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 19:26:53,069 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 19:26:53,070 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 19:26:53,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 19:26:53,070 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 19:26:53,070 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 19:26:53,071 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 19:26:53,071 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 19:26:53,071 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 19:26:53,071 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 19:26:53,071 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 19:26:53,072 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-13 19:26:53,072 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 19:26:53,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 19:26:53,400 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 19:26:53,407 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 19:26:53,409 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 19:26:53,409 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 19:26:53,411 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--libertas_tf--libertas_tf.ko-entry_point.cil.out.i [2020-10-13 19:26:53,484 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2aa283411/bbe35f7373ac4200979fda2e7073f65d/FLAG6edec9cf0 [2020-10-13 19:26:54,344 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 19:26:54,344 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--libertas_tf--libertas_tf.ko-entry_point.cil.out.i [2020-10-13 19:26:54,382 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2aa283411/bbe35f7373ac4200979fda2e7073f65d/FLAG6edec9cf0 [2020-10-13 19:26:54,801 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2aa283411/bbe35f7373ac4200979fda2e7073f65d [2020-10-13 19:26:54,809 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 19:26:54,810 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 19:26:54,811 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 19:26:54,812 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 19:26:54,815 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 19:26:54,816 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:26:54" (1/1) ... [2020-10-13 19:26:54,819 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9798512 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:54, skipping insertion in model container [2020-10-13 19:26:54,819 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:26:54" (1/1) ... [2020-10-13 19:26:54,826 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 19:26:54,994 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 19:26:57,043 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 19:26:57,080 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 19:26:57,536 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 19:26:57,937 INFO L208 MainTranslator]: Completed translation [2020-10-13 19:26:57,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:57 WrapperNode [2020-10-13 19:26:57,939 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 19:26:57,940 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 19:26:57,941 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 19:26:57,941 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 19:26:57,955 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:57" (1/1) ... [2020-10-13 19:26:57,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:57" (1/1) ... [2020-10-13 19:26:58,070 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:57" (1/1) ... [2020-10-13 19:26:58,075 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:57" (1/1) ... [2020-10-13 19:26:58,253 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:57" (1/1) ... [2020-10-13 19:26:58,301 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:57" (1/1) ... [2020-10-13 19:26:58,355 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:57" (1/1) ... [2020-10-13 19:26:58,388 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 19:26:58,389 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 19:26:58,389 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 19:26:58,389 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 19:26:58,390 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:57" (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 19:26:58,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 19:26:58,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 19:26:58,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~X~~u16~0~TO~int [2020-10-13 19:26:58,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-10-13 19:26:58,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2020-10-13 19:26:58,481 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-13 19:26:58,482 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2020-10-13 19:26:58,482 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2020-10-13 19:26:58,482 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-13 19:26:58,483 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2020-10-13 19:26:58,484 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2020-10-13 19:26:58,484 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-13 19:26:58,484 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2020-10-13 19:26:58,485 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2020-10-13 19:26:58,485 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2020-10-13 19:26:58,485 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2020-10-13 19:26:58,485 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2020-10-13 19:26:58,487 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-13 19:26:58,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-13 19:26:58,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-13 19:26:58,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successfull_zalloc [2020-10-13 19:26:58,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-13 19:26:58,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-13 19:26:58,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-13 19:26:58,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-13 19:26:58,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-13 19:26:58,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-13 19:26:58,489 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2020-10-13 19:26:58,489 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2020-10-13 19:26:58,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_has_a4 [2020-10-13 19:26:58,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data_qos [2020-10-13 19:26:58,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_qos_ctl [2020-10-13 19:26:58,490 INFO L138 BoogieDeclarations]: Found implementation of procedure set_wiphy_dev [2020-10-13 19:26:58,490 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2020-10-13 19:26:58,490 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_RXCB [2020-10-13 19:26:58,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_tx_info_clear_status [2020-10-13 19:26:58,491 INFO L138 BoogieDeclarations]: Found implementation of procedure SET_IEEE80211_DEV [2020-10-13 19:26:58,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_tx_rate [2020-10-13 19:26:58,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_beacon_get [2020-10-13 19:26:58,491 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_deb_hex [2020-10-13 19:26:58,491 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_cmd_work [2020-10-13 19:26:58,491 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_setup_firmware [2020-10-13 19:26:58,492 INFO L138 BoogieDeclarations]: Found implementation of procedure command_timer_fn [2020-10-13 19:26:58,492 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_init_adapter [2020-10-13 19:26:58,492 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_free_adapter [2020-10-13 19:26:58,492 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_op_tx [2020-10-13 19:26:58,492 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_tx_work [2020-10-13 19:26:58,492 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_op_start [2020-10-13 19:26:58,492 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_op_stop [2020-10-13 19:26:58,493 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_op_add_interface [2020-10-13 19:26:58,493 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_op_remove_interface [2020-10-13 19:26:58,493 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_op_config [2020-10-13 19:26:58,493 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_op_prepare_multicast [2020-10-13 19:26:58,494 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_op_configure_filter [2020-10-13 19:26:58,494 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_op_bss_info_changed [2020-10-13 19:26:58,494 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_op_get_survey [2020-10-13 19:26:58,494 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_rx [2020-10-13 19:26:58,494 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_add_card [2020-10-13 19:26:58,494 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_remove_card [2020-10-13 19:26:58,495 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_send_tx_feedback [2020-10-13 19:26:58,495 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_bcn_sent [2020-10-13 19:26:58,495 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_init_module [2020-10-13 19:26:58,495 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_exit_module [2020-10-13 19:26:58,495 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2020-10-13 19:26:58,495 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_init_1 [2020-10-13 19:26:58,495 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2020-10-13 19:26:58,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ieee80211_ops_2 [2020-10-13 19:26:58,496 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2020-10-13 19:26:58,496 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2020-10-13 19:26:58,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2020-10-13 19:26:58,496 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2020-10-13 19:26:58,497 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 19:26:58,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2020-10-13 19:26:58,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2020-10-13 19:26:58,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2020-10-13 19:26:58,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2020-10-13 19:26:58,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2020-10-13 19:26:58,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_12 [2020-10-13 19:26:58,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_dequeue_13 [2020-10-13 19:26:58,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_dequeue_14 [2020-10-13 19:26:58,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_15 [2020-10-13 19:26:58,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_16 [2020-10-13 19:26:58,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_17 [2020-10-13 19:26:58,500 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-10-13 19:26:58,500 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2020-10-13 19:26:58,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-13 19:26:58,501 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-13 19:26:58,501 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-13 19:26:58,501 INFO L138 BoogieDeclarations]: Found implementation of procedure SET_IEEE80211_PERM_ADDR [2020-10-13 19:26:58,501 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_cmd_copyback [2020-10-13 19:26:58,501 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_geo_init [2020-10-13 19:26:58,502 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_update_hw_spec [2020-10-13 19:26:58,502 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_set_channel [2020-10-13 19:26:58,502 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_beacon_set [2020-10-13 19:26:58,502 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_beacon_ctrl [2020-10-13 19:26:58,502 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_queue_cmd [2020-10-13 19:26:58,502 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_submit_command [2020-10-13 19:26:58,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbtf_cleanup_and_insert_cmd [2020-10-13 19:26:58,502 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_cleanup_and_insert_cmd [2020-10-13 19:26:58,503 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_complete_command [2020-10-13 19:26:58,503 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_cmd_set_mac_multicast_addr [2020-10-13 19:26:58,503 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_set_mode [2020-10-13 19:26:58,503 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_set_bssid [2020-10-13 19:26:58,503 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_set_mac_address [2020-10-13 19:26:58,503 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_set_radio_control [2020-10-13 19:26:58,503 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_set_mac_control [2020-10-13 19:26:58,504 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_allocate_cmd_buffer [2020-10-13 19:26:58,504 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_free_cmd_buffer [2020-10-13 19:26:58,504 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_get_cmd_ctrl_node [2020-10-13 19:26:58,504 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_execute_next_command [2020-10-13 19:26:58,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbtf_cmd_async [2020-10-13 19:26:58,504 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_cmd_async [2020-10-13 19:26:58,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbtf_cmd [2020-10-13 19:26:58,505 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_cmd_response_rx [2020-10-13 19:26:58,505 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_process_rx_command [2020-10-13 19:26:58,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2020-10-13 19:26:58,505 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-13 19:26:58,506 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-13 19:26:58,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_24 [2020-10-13 19:26:58,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_25 [2020-10-13 19:26:58,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_26 [2020-10-13 19:26:58,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_27 [2020-10-13 19:26:58,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_30 [2020-10-13 19:26:58,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_31 [2020-10-13 19:26:58,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_32 [2020-10-13 19:26:58,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2020-10-13 19:26:58,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2020-10-13 19:26:58,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2020-10-13 19:26:58,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2020-10-13 19:26:58,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2020-10-13 19:26:58,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-13 19:26:58,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-13 19:26:58,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-13 19:26:58,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-13 19:26:58,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2020-10-13 19:26:58,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-13 19:26:58,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2020-10-13 19:26:58,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2020-10-13 19:26:58,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2020-10-13 19:26:58,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2020-10-13 19:26:58,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2020-10-13 19:26:58,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-13 19:26:58,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2020-10-13 19:26:58,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2020-10-13 19:26:58,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2020-10-13 19:26:58,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2020-10-13 19:26:58,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-13 19:26:58,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2020-10-13 19:26:58,525 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-13 19:26:58,525 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-13 19:26:58,525 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2020-10-13 19:26:58,525 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2020-10-13 19:26:58,525 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-13 19:26:58,525 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2020-10-13 19:26:58,525 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-13 19:26:58,525 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2020-10-13 19:26:58,526 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2020-10-13 19:26:58,526 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2020-10-13 19:26:58,526 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2020-10-13 19:26:58,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_alloc_hw [2020-10-13 19:26:58,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_beacon_get_tim [2020-10-13 19:26:58,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2020-10-13 19:26:58,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_get_buffered_bc [2020-10-13 19:26:58,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_register_hw [2020-10-13 19:26:58,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_rx_irqsafe [2020-10-13 19:26:58,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_stop_queues [2020-10-13 19:26:58,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_tx_status_irqsafe [2020-10-13 19:26:58,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_unregister_hw [2020-10-13 19:26:58,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_wake_queues [2020-10-13 19:26:58,528 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2020-10-13 19:26:58,528 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2020-10-13 19:26:58,528 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2020-10-13 19:26:58,528 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2020-10-13 19:26:58,528 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-13 19:26:58,528 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2020-10-13 19:26:58,528 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2020-10-13 19:26:58,529 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2020-10-13 19:26:58,529 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-13 19:26:58,529 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2020-10-13 19:26:58,529 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2020-10-13 19:26:58,529 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2020-10-13 19:26:58,529 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2020-10-13 19:26:58,529 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2020-10-13 19:26:58,529 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-13 19:26:58,530 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-13 19:26:58,530 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-13 19:26:58,530 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-13 19:26:58,530 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-13 19:26:58,530 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2020-10-13 19:26:58,530 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 19:26:58,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-13 19:26:58,531 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-13 19:26:58,531 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2020-10-13 19:26:58,531 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-10-13 19:26:58,531 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-13 19:26:58,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 19:26:58,531 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-13 19:26:58,531 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2020-10-13 19:26:58,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 19:26:58,532 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-10-13 19:26:58,532 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-13 19:26:58,532 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-13 19:26:58,532 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-13 19:26:58,532 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2020-10-13 19:26:58,532 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2020-10-13 19:26:58,532 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2020-10-13 19:26:58,532 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-13 19:26:58,533 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2020-10-13 19:26:58,533 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-13 19:26:58,533 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2020-10-13 19:26:58,533 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-13 19:26:58,533 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-13 19:26:58,533 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2020-10-13 19:26:58,533 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2020-10-13 19:26:58,533 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-13 19:26:58,533 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2020-10-13 19:26:58,534 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-13 19:26:58,534 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2020-10-13 19:26:58,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_12 [2020-10-13 19:26:58,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_16 [2020-10-13 19:26:58,534 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2020-10-13 19:26:58,534 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2020-10-13 19:26:58,534 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2020-10-13 19:26:58,535 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2020-10-13 19:26:58,535 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2020-10-13 19:26:58,535 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2020-10-13 19:26:58,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2020-10-13 19:26:58,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2020-10-13 19:26:58,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2020-10-13 19:26:58,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2020-10-13 19:26:58,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_15 [2020-10-13 19:26:58,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_17 [2020-10-13 19:26:58,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2020-10-13 19:26:58,536 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2020-10-13 19:26:58,536 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2020-10-13 19:26:58,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 19:26:58,536 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2020-10-13 19:26:58,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 19:26:58,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 19:26:58,537 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2020-10-13 19:26:58,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_dequeue_13 [2020-10-13 19:26:58,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_dequeue_14 [2020-10-13 19:26:58,537 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2020-10-13 19:26:58,537 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2020-10-13 19:26:58,537 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2020-10-13 19:26:58,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 19:26:58,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2020-10-13 19:26:58,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2020-10-13 19:26:58,538 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 19:26:58,538 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-13 19:26:58,538 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 19:26:58,538 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2020-10-13 19:26:58,538 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-13 19:26:58,538 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-13 19:26:58,539 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-13 19:26:58,540 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-13 19:26:58,543 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-13 19:26:58,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-13 19:26:58,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 19:26:58,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-13 19:26:58,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-13 19:26:58,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successfull_zalloc [2020-10-13 19:26:58,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-13 19:26:58,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-13 19:26:58,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-13 19:26:58,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-13 19:26:58,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-13 19:26:58,545 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2020-10-13 19:26:58,545 INFO L130 BoogieDeclarations]: Found specification of procedure timer_init_1 [2020-10-13 19:26:58,545 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2020-10-13 19:26:58,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ieee80211_ops_2 [2020-10-13 19:26:58,545 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2020-10-13 19:26:58,546 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2020-10-13 19:26:58,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2020-10-13 19:26:58,547 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2020-10-13 19:26:58,547 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2020-10-13 19:26:58,547 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2020-10-13 19:26:58,547 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2020-10-13 19:26:58,547 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_has_a4 [2020-10-13 19:26:58,547 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data_qos [2020-10-13 19:26:58,547 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_qos_ctl [2020-10-13 19:26:58,547 INFO L130 BoogieDeclarations]: Found specification of procedure set_wiphy_dev [2020-10-13 19:26:58,548 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2020-10-13 19:26:58,548 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_RXCB [2020-10-13 19:26:58,548 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_tx_info_clear_status [2020-10-13 19:26:58,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-13 19:26:58,548 INFO L130 BoogieDeclarations]: Found specification of procedure SET_IEEE80211_DEV [2020-10-13 19:26:58,548 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_tx_rate [2020-10-13 19:26:58,548 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_alloc_hw [2020-10-13 19:26:58,548 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_register_hw [2020-10-13 19:26:58,548 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_unregister_hw [2020-10-13 19:26:58,549 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2020-10-13 19:26:58,549 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_rx_irqsafe [2020-10-13 19:26:58,549 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_tx_status_irqsafe [2020-10-13 19:26:58,549 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_beacon_get_tim [2020-10-13 19:26:58,549 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_beacon_get [2020-10-13 19:26:58,549 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_get_buffered_bc [2020-10-13 19:26:58,549 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_stop_queues [2020-10-13 19:26:58,549 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_wake_queues [2020-10-13 19:26:58,549 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_deb_hex [2020-10-13 19:26:58,550 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_set_mac_control [2020-10-13 19:26:58,550 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_free_cmd_buffer [2020-10-13 19:26:58,550 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_allocate_cmd_buffer [2020-10-13 19:26:58,550 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_execute_next_command [2020-10-13 19:26:58,550 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_set_radio_control [2020-10-13 19:26:58,550 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_update_hw_spec [2020-10-13 19:26:58,550 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_cmd_set_mac_multicast_addr [2020-10-13 19:26:58,550 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_set_mode [2020-10-13 19:26:58,550 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_set_bssid [2020-10-13 19:26:58,550 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_set_mac_address [2020-10-13 19:26:58,551 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_set_channel [2020-10-13 19:26:58,552 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_beacon_set [2020-10-13 19:26:58,552 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_beacon_ctrl [2020-10-13 19:26:58,552 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_process_rx_command [2020-10-13 19:26:58,552 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_complete_command [2020-10-13 19:26:58,552 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_add_card [2020-10-13 19:26:58,552 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_remove_card [2020-10-13 19:26:58,552 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_rx [2020-10-13 19:26:58,552 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_send_tx_feedback [2020-10-13 19:26:58,553 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_bcn_sent [2020-10-13 19:26:58,553 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_cmd_work [2020-10-13 19:26:58,553 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_setup_firmware [2020-10-13 19:26:58,553 INFO L130 BoogieDeclarations]: Found specification of procedure command_timer_fn [2020-10-13 19:26:58,553 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_init_adapter [2020-10-13 19:26:58,553 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_free_adapter [2020-10-13 19:26:58,553 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_op_tx [2020-10-13 19:26:58,553 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_tx_work [2020-10-13 19:26:58,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-13 19:26:58,554 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~X~~u16~0~TO~int [2020-10-13 19:26:58,554 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_op_start [2020-10-13 19:26:58,554 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-10-13 19:26:58,554 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_op_stop [2020-10-13 19:26:58,554 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_op_add_interface [2020-10-13 19:26:58,554 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_op_remove_interface [2020-10-13 19:26:58,554 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_op_config [2020-10-13 19:26:58,554 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_op_prepare_multicast [2020-10-13 19:26:58,554 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_op_configure_filter [2020-10-13 19:26:58,555 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_op_bss_info_changed [2020-10-13 19:26:58,555 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_op_get_survey [2020-10-13 19:26:58,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2020-10-13 19:26:58,555 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_init_module [2020-10-13 19:26:58,555 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_exit_module [2020-10-13 19:26:58,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-13 19:26:58,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-13 19:26:58,555 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 19:26:58,555 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2020-10-13 19:26:58,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-13 19:26:58,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-13 19:26:58,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-13 19:26:58,556 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-10-13 19:26:58,556 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2020-10-13 19:26:58,556 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2020-10-13 19:26:58,556 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2020-10-13 19:26:58,556 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-13 19:26:58,556 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2020-10-13 19:26:58,556 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2020-10-13 19:26:58,557 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2020-10-13 19:26:58,557 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2020-10-13 19:26:58,557 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-13 19:26:58,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_32 [2020-10-13 19:26:58,557 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2020-10-13 19:26:58,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_31 [2020-10-13 19:26:58,557 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2020-10-13 19:26:58,557 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-13 19:26:58,557 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-13 19:26:58,558 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-13 19:26:58,558 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-13 19:26:58,558 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2020-10-13 19:26:58,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_25 [2020-10-13 19:26:58,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_26 [2020-10-13 19:26:58,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_27 [2020-10-13 19:26:58,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_30 [2020-10-13 19:26:58,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_24 [2020-10-13 19:26:58,559 INFO L130 BoogieDeclarations]: Found specification of procedure SET_IEEE80211_PERM_ADDR [2020-10-13 19:26:58,559 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_cmd_response_rx [2020-10-13 19:26:58,559 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_cmd_async [2020-10-13 19:26:58,559 INFO L130 BoogieDeclarations]: Found specification of procedure __lbtf_cmd [2020-10-13 19:26:58,559 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_cmd_copyback [2020-10-13 19:26:58,559 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_get_cmd_ctrl_node [2020-10-13 19:26:58,559 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_geo_init [2020-10-13 19:26:58,559 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_queue_cmd [2020-10-13 19:26:58,560 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_submit_command [2020-10-13 19:26:58,560 INFO L130 BoogieDeclarations]: Found specification of procedure __lbtf_cleanup_and_insert_cmd [2020-10-13 19:26:58,560 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_cleanup_and_insert_cmd [2020-10-13 19:26:58,560 INFO L130 BoogieDeclarations]: Found specification of procedure __lbtf_cmd_async [2020-10-13 19:26:58,560 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2020-10-13 19:26:58,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2020-10-13 19:26:58,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2020-10-13 19:26:58,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2020-10-13 19:26:58,560 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2020-10-13 19:26:58,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2020-10-13 19:26:58,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-13 19:26:58,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2020-10-13 19:26:58,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2020-10-13 19:26:58,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2020-10-13 19:26:58,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2020-10-13 19:26:58,563 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-13 19:26:58,563 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-13 19:26:58,563 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 19:26:58,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 19:26:58,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 19:26:58,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-13 19:26:58,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 19:26:58,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-13 19:26:58,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-13 19:26:58,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-13 19:26:58,565 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-13 19:27:00,310 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-13 19:27:36,095 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 19:27:36,096 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-13 19:27:36,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:27:36 BoogieIcfgContainer [2020-10-13 19:27:36,108 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 19:27:36,110 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 19:27:36,110 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 19:27:36,114 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 19:27:36,115 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:26:54" (1/3) ... [2020-10-13 19:27:36,116 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f3e4643 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:27:36, skipping insertion in model container [2020-10-13 19:27:36,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:26:57" (2/3) ... [2020-10-13 19:27:36,116 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f3e4643 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:27:36, skipping insertion in model container [2020-10-13 19:27:36,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:27:36" (3/3) ... [2020-10-13 19:27:36,118 INFO L109 eAbstractionObserver]: Analyzing ICFG 205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--libertas_tf--libertas_tf.ko-entry_point.cil.out.i [2020-10-13 19:27:36,134 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 19:27:36,145 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 19:27:36,166 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 19:27:36,203 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 19:27:36,203 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 19:27:36,203 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 19:27:36,204 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 19:27:36,204 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 19:27:36,204 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 19:27:36,204 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 19:27:36,204 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 19:27:36,291 INFO L276 IsEmpty]: Start isEmpty. Operand 2002 states. [2020-10-13 19:27:36,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-10-13 19:27:36,333 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 19:27:36,335 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 19:27:36,336 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 19:27:36,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 19:27:36,345 INFO L82 PathProgramCache]: Analyzing trace with hash 87157788, now seen corresponding path program 1 times [2020-10-13 19:27:36,358 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 19:27:36,359 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2141163695] [2020-10-13 19:27:36,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 19:27:38,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:27:40,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:41,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:42,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:27:43,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:27:43,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 211 [2020-10-13 19:27:43,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 19:27:43,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5042 [2020-10-13 19:27:43,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:27:43,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:27:43,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-13 19:27:43,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:27:43,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 19:28:18,758 WARN L193 SmtUtils]: Spent 34.73 s on a formula simplification that was a NOOP. DAG size: 2800 [2020-10-13 19:28:18,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 19:28:18,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:18,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:31,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:31,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:28:31,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:31,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12284 [2020-10-13 19:28:31,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:31,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:31,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:31,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:31,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:28:31,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 19:28:31,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:31,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:31,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:31,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:31,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 19:28:31,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 19:28:31,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-13 19:28:31,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:31,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:31,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-13 19:28:31,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:31,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:31,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:28:31,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:31,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:31,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:31,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:28:31,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:31,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 19:28:31,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:31,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:31,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:31,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:31,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:31,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-13 19:28:31,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:31,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:31,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:31,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:28:31,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:31,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 19:28:31,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:31,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:31,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 19:28:31,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:31,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:31,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-13 19:28:31,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:31,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:31,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:31,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 19:28:31,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:31,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-13 19:28:31,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:31,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:31,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-13 19:28:31,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:31,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:32,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:28:32,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:32,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:32,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:32,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:28:32,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:32,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-13 19:28:32,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:32,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:32,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:32,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:32,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:32,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-13 19:28:32,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:32,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:32,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:32,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:28:32,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:32,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 110 [2020-10-13 19:28:32,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:32,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:32,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 19:28:32,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:32,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:32,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-13 19:28:32,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:32,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:32,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:32,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:32,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 19:28:32,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 19:28:32,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 117 [2020-10-13 19:28:32,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:32,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:32,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-13 19:28:32,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:32,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:32,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:28:32,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:32,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:32,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:32,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:28:32,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:32,353 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 19:28:32,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:32,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:32,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:32,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:32,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:32,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-13 19:28:32,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:32,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:32,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:32,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:28:32,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:32,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 19:28:32,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:32,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:32,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 19:28:32,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:32,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:32,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-13 19:28:32,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:32,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:32,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:32,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:32,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 19:28:32,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 19:28:32,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 67 [2020-10-13 19:28:32,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:32,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:32,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-13 19:28:32,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:32,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:32,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:28:32,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:32,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:32,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:32,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:28:32,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:32,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 19:28:32,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:32,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:32,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:32,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:32,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:32,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-13 19:28:32,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:32,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:32,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:32,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:28:32,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:32,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 19:28:32,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:32,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:32,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 19:28:32,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:32,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:28:32,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-13 19:28:32,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:32,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:32,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:32,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:32,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 19:28:32,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 19:28:32,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-13 19:28:32,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:32,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:32,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-13 19:28:32,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:32,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:28:32,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:28:32,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:32,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:32,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:32,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:28:32,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:32,697 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 19:28:32,697 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:32,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:32,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:32,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:32,698 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:32,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-13 19:28:32,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:32,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:32,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:32,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:32,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:28:32,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 19:28:32,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-13 19:28:32,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:32,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:32,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:32,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:32,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:32,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-13 19:28:32,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:32,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:32,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:32,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:32,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-13 19:28:32,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 19:28:32,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-13 19:28:32,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:32,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:32,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-13 19:28:32,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:32,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:32,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:28:32,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:32,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:32,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:32,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:28:32,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:32,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 19:28:32,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:32,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:32,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:32,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:32,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:32,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-13 19:28:32,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:32,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:32,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:32,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:32,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:28:32,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 19:28:32,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 19:28:32,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:32,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:32,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:32,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:32,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:32,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-13 19:28:32,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:32,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:33,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:33,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 19:28:33,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:33,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-13 19:28:33,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:33,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:33,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-13 19:28:33,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:33,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:33,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 19:28:33,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:33,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:33,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:33,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:28:33,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:33,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 19:28:33,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:33,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:33,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:28:33,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:33,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:33,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-13 19:28:33,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:33,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:33,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:33,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:33,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:28:33,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 19:28:33,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-13 19:28:33,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:33,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:33,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 19:28:33,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:33,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:33,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-13 19:28:33,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:33,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:33,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:33,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:28:33,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:33,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 19:28:33,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:33,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:33,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 19:28:33,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:33,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:28:33,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-13 19:28:33,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:33,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:33,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:33,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 19:28:33,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:33,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-13 19:28:33,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:33,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:33,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-13 19:28:33,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:33,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:28:33,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-13 19:28:33,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:28:33,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:28:33,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:28:33,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:28:33,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:28:33,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-13 19:28:33,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:28:33,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:28:33,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 19:28:33,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:28:33,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:28:33,720 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2020-10-13 19:28:33,721 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2141163695] [2020-10-13 19:28:33,723 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 19:28:33,723 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-13 19:28:33,724 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265432427] [2020-10-13 19:28:33,730 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 19:28:33,730 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 19:28:33,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 19:28:33,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-13 19:28:33,747 INFO L87 Difference]: Start difference. First operand 2002 states. Second operand 8 states. [2020-10-13 19:29:09,185 WARN L193 SmtUtils]: Spent 35.36 s on a formula simplification that was a NOOP. DAG size: 2803 [2020-10-13 19:30:04,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 19:30:04,647 INFO L93 Difference]: Finished difference Result 3034 states and 4356 transitions. [2020-10-13 19:30:04,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-13 19:30:04,650 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 153 [2020-10-13 19:30:04,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 19:30:04,693 INFO L225 Difference]: With dead ends: 3034 [2020-10-13 19:30:04,694 INFO L226 Difference]: Without dead ends: 1777 [2020-10-13 19:30:04,706 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 71.0s TimeCoverageRelationStatistics Valid=98, Invalid=208, Unknown=0, NotChecked=0, Total=306 [2020-10-13 19:30:04,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1777 states. [2020-10-13 19:30:05,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1777 to 1232. [2020-10-13 19:30:05,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1232 states. [2020-10-13 19:30:05,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 1232 states and 1680 transitions. [2020-10-13 19:30:05,748 INFO L78 Accepts]: Start accepts. Automaton has 1232 states and 1680 transitions. Word has length 153 [2020-10-13 19:30:05,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 19:30:05,749 INFO L479 AbstractCegarLoop]: Abstraction has 1232 states and 1680 transitions. [2020-10-13 19:30:05,749 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 19:30:05,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 1680 transitions. [2020-10-13 19:30:05,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-10-13 19:30:05,755 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 19:30:05,755 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 19:30:05,756 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 19:30:05,756 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 19:30:05,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 19:30:05,756 INFO L82 PathProgramCache]: Analyzing trace with hash 412882780, now seen corresponding path program 1 times [2020-10-13 19:30:05,756 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 19:30:05,757 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [756754609] [2020-10-13 19:30:05,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 19:30:06,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:30:07,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:30:20,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:30:32,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:30:32,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 211 [2020-10-13 19:30:32,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 19:30:32,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25580 [2020-10-13 19:30:32,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:30:32,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 19:30:32,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 162 [2020-10-13 19:30:32,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 19:30:32,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0