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 -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--target--sbp--sbp_target.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-10 11:21:24,079 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-10 11:21:24,081 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-10 11:21:24,093 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-10 11:21:24,094 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-10 11:21:24,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-10 11:21:24,096 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-10 11:21:24,098 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-10 11:21:24,100 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-10 11:21:24,101 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-10 11:21:24,102 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-10 11:21:24,103 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-10 11:21:24,103 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-10 11:21:24,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-10 11:21:24,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-10 11:21:24,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-10 11:21:24,107 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-10 11:21:24,108 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-10 11:21:24,110 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-10 11:21:24,111 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-10 11:21:24,113 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-10 11:21:24,114 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-10 11:21:24,115 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-10 11:21:24,115 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-10 11:21:24,117 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-10 11:21:24,118 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-10 11:21:24,118 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-10 11:21:24,120 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-10 11:21:24,120 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-10 11:21:24,121 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-10 11:21:24,122 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-10 11:21:24,123 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-10 11:21:24,124 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-10 11:21:24,125 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-10 11:21:24,126 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-10 11:21:24,126 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-10 11:21:24,129 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-10 11:21:24,129 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-10 11:21:24,129 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-10 11:21:24,130 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-10 11:21:24,131 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-10 11:21:24,132 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-10 11:21:24,162 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-10 11:21:24,162 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-10 11:21:24,163 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-10 11:21:24,163 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-10 11:21:24,164 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-10 11:21:24,164 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-10 11:21:24,164 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-10 11:21:24,164 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-10 11:21:24,165 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-10 11:21:24,165 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-10 11:21:24,166 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-10 11:21:24,167 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-10 11:21:24,167 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-10 11:21:24,167 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-10 11:21:24,168 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-10 11:21:24,168 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-10 11:21:24,168 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-10 11:21:24,168 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-10 11:21:24,168 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-10 11:21:24,169 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-10 11:21:24,169 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-10 11:21:24,169 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-10 11:21:24,169 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-10 11:21:24,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 11:21:24,170 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-10 11:21:24,170 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-10 11:21:24,170 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-10 11:21:24,170 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-10 11:21:24,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-10 11:21:24,171 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-10 11:21:24,224 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-10 11:21:24,242 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-10 11:21:24,246 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-10 11:21:24,247 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-10 11:21:24,247 INFO L275 PluginConnector]: CDTParser initialized [2019-09-10 11:21:24,248 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--target--sbp--sbp_target.ko-entry_point.cil.out.i [2019-09-10 11:21:24,319 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/489c2a9c3/199213646d164c1d98bc94d7c055deed/FLAG357fbda40 [2019-09-10 11:21:25,139 INFO L306 CDTParser]: Found 1 translation units. [2019-09-10 11:21:25,140 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--target--sbp--sbp_target.ko-entry_point.cil.out.i [2019-09-10 11:21:25,194 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/489c2a9c3/199213646d164c1d98bc94d7c055deed/FLAG357fbda40 [2019-09-10 11:21:25,639 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/489c2a9c3/199213646d164c1d98bc94d7c055deed [2019-09-10 11:21:25,652 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-10 11:21:25,653 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-10 11:21:25,655 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-10 11:21:25,655 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-10 11:21:25,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-10 11:21:25,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 11:21:25" (1/1) ... [2019-09-10 11:21:25,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e3c0b75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:21:25, skipping insertion in model container [2019-09-10 11:21:25,663 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 11:21:25" (1/1) ... [2019-09-10 11:21:25,671 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-10 11:21:25,837 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-10 11:21:26,600 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [7197] [2019-09-10 11:21:26,601 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [7198-7199] [2019-09-10 11:21:29,299 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 11:21:29,341 INFO L188 MainTranslator]: Completed pre-run [2019-09-10 11:21:29,576 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [7197] [2019-09-10 11:21:29,576 WARN L1127 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [7198-7199] [2019-09-10 11:21:29,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 11:21:30,274 INFO L192 MainTranslator]: Completed translation [2019-09-10 11:21:30,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:21:30 WrapperNode [2019-09-10 11:21:30,275 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-10 11:21:30,275 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-10 11:21:30,276 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-10 11:21:30,276 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-10 11:21:30,286 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:21:30" (1/1) ... [2019-09-10 11:21:30,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:21:30" (1/1) ... [2019-09-10 11:21:30,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:21:30" (1/1) ... [2019-09-10 11:21:30,397 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:21:30" (1/1) ... [2019-09-10 11:21:30,550 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:21:30" (1/1) ... [2019-09-10 11:21:30,580 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:21:30" (1/1) ... [2019-09-10 11:21:30,627 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:21:30" (1/1) ... [2019-09-10 11:21:30,670 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-10 11:21:30,671 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-10 11:21:30,671 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-10 11:21:30,671 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-10 11:21:30,673 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:21:30" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2019-09-10 11:21:30,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-10 11:21:30,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-10 11:21:30,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-10 11:21:30,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~u32~0 [2019-09-10 11:21:30,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab32 [2019-09-10 11:21:30,758 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-09-10 11:21:30,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2019-09-10 11:21:30,760 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2019-09-10 11:21:30,761 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-09-10 11:21:30,761 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-09-10 11:21:30,762 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2019-09-10 11:21:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-09-10 11:21:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2019-09-10 11:21:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-09-10 11:21:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-09-10 11:21:30,765 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_and_test [2019-09-10 11:21:30,765 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2019-09-10 11:21:30,765 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-10 11:21:30,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_1 [2019-09-10 11:21:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_2 [2019-09-10 11:21:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_4 [2019-09-10 11:21:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_5 [2019-09-10 11:21:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_6 [2019-09-10 11:21:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_7 [2019-09-10 11:21:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure get_jiffies_64 [2019-09-10 11:21:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-09-10 11:21:30,767 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2019-09-10 11:21:30,767 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2019-09-10 11:21:30,767 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2019-09-10 11:21:30,767 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2019-09-10 11:21:30,767 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2019-09-10 11:21:30,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-10 11:21:30,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_12 [2019-09-10 11:21:30,768 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2019-09-10 11:21:30,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kcalloc_14 [2019-09-10 11:21:30,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-10 11:21:30,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-10 11:21:30,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-10 11:21:30,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-10 11:21:30,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-10 11:21:30,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-10 11:21:30,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-10 11:21:30,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-10 11:21:30,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-10 11:21:30,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __tolower [2019-09-10 11:21:30,771 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_card_get [2019-09-10 11:21:30,771 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_card_put [2019-09-10 11:21:30,772 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_varlen_cdb_length [2019-09-10 11:21:30,772 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_command_size [2019-09-10 11:21:30,772 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp2_pointer_to_addr [2019-09-10 11:21:30,772 INFO L138 BoogieDeclarations]: Found implementation of procedure addr_to_sbp2_pointer [2019-09-10 11:21:30,772 INFO L138 BoogieDeclarations]: Found implementation of procedure read_peer_guid [2019-09-10 11:21:30,772 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_session_find_by_guid [2019-09-10 11:21:30,773 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_login_find_by_lun [2019-09-10 11:21:30,773 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_login_count_all_by_lun [2019-09-10 11:21:30,773 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_login_find_by_id [2019-09-10 11:21:30,773 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_get_lun_from_tpg [2019-09-10 11:21:30,774 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_session_create [2019-09-10 11:21:30,775 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_session_release [2019-09-10 11:21:30,775 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_login_release [2019-09-10 11:21:30,775 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_management_request_login [2019-09-10 11:21:30,776 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_management_request_query_logins [2019-09-10 11:21:30,777 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_management_request_reconnect [2019-09-10 11:21:30,777 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_management_request_logout [2019-09-10 11:21:30,777 INFO L138 BoogieDeclarations]: Found implementation of procedure session_check_for_reset [2019-09-10 11:21:30,777 INFO L138 BoogieDeclarations]: Found implementation of procedure session_reconnect_expired [2019-09-10 11:21:30,777 INFO L138 BoogieDeclarations]: Found implementation of procedure session_maintenance_work [2019-09-10 11:21:30,777 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_agent_rw_agent_state [2019-09-10 11:21:30,778 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_agent_rw_agent_reset [2019-09-10 11:21:30,779 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_agent_rw_orb_pointer [2019-09-10 11:21:30,779 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_agent_rw_doorbell [2019-09-10 11:21:30,779 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_agent_rw_unsolicited_status_enable [2019-09-10 11:21:30,779 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_agent_rw [2019-09-10 11:21:30,780 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_agent_process_work [2019-09-10 11:21:30,780 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_agent_check_active [2019-09-10 11:21:30,781 INFO L138 BoogieDeclarations]: Found implementation of procedure tgt_agent_fetch_work [2019-09-10 11:21:30,781 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_target_agent_register [2019-09-10 11:21:30,782 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_target_agent_unregister [2019-09-10 11:21:30,782 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_run_transaction [2019-09-10 11:21:30,782 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_run_request_transaction [2019-09-10 11:21:30,782 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_fetch_command [2019-09-10 11:21:30,783 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_fetch_page_table [2019-09-10 11:21:30,783 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_calc_data_length_direction [2019-09-10 11:21:30,784 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_handle_command [2019-09-10 11:21:30,785 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_rw_data [2019-09-10 11:21:30,785 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_send_status [2019-09-10 11:21:30,785 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_sense_mangle [2019-09-10 11:21:30,785 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_send_sense [2019-09-10 11:21:30,785 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_free_request [2019-09-10 11:21:30,785 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_mgt_agent_process [2019-09-10 11:21:30,785 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_mgt_agent_rw [2019-09-10 11:21:30,786 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_management_agent_register [2019-09-10 11:21:30,786 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_management_agent_unregister [2019-09-10 11:21:30,786 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_check_true [2019-09-10 11:21:30,786 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_check_false [2019-09-10 11:21:30,786 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_get_fabric_name [2019-09-10 11:21:30,786 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_get_fabric_wwn [2019-09-10 11:21:30,786 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_get_tag [2019-09-10 11:21:30,787 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_get_default_depth [2019-09-10 11:21:30,787 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_alloc_fabric_acl [2019-09-10 11:21:30,787 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_release_fabric_acl [2019-09-10 11:21:30,787 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_tpg_get_inst_index [2019-09-10 11:21:30,787 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_release_cmd [2019-09-10 11:21:30,787 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_shutdown_session [2019-09-10 11:21:30,787 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_close_session [2019-09-10 11:21:30,788 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_sess_get_index [2019-09-10 11:21:30,788 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_write_pending [2019-09-10 11:21:30,788 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_write_pending_status [2019-09-10 11:21:30,788 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_set_default_node_attrs [2019-09-10 11:21:30,788 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_get_task_tag [2019-09-10 11:21:30,788 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_get_cmd_state [2019-09-10 11:21:30,790 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_queue_data_in [2019-09-10 11:21:30,790 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_queue_status [2019-09-10 11:21:30,790 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_queue_tm_rsp [2019-09-10 11:21:30,790 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_aborted_task [2019-09-10 11:21:30,791 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_check_stop_free [2019-09-10 11:21:30,792 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_get_fabric_proto_ident [2019-09-10 11:21:30,792 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_get_pr_transport_id [2019-09-10 11:21:30,792 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_get_pr_transport_id_len [2019-09-10 11:21:30,793 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_parse_pr_out_transport_id [2019-09-10 11:21:30,793 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_count_se_tpg_luns [2019-09-10 11:21:30,794 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_update_unit_directory [2019-09-10 11:21:30,794 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_parse_wwn [2019-09-10 11:21:30,794 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_format_wwn [2019-09-10 11:21:30,794 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_make_nodeacl [2019-09-10 11:21:30,794 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_drop_nodeacl [2019-09-10 11:21:30,795 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_post_link_lun [2019-09-10 11:21:30,798 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_pre_unlink_lun [2019-09-10 11:21:30,799 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_make_tpg [2019-09-10 11:21:30,799 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_drop_tpg [2019-09-10 11:21:30,799 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_make_tport [2019-09-10 11:21:30,799 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_drop_tport [2019-09-10 11:21:30,799 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_wwn_show_attr_version [2019-09-10 11:21:30,799 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_tpg_show_directory_id [2019-09-10 11:21:30,800 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_tpg_store_directory_id [2019-09-10 11:21:30,803 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_tpg_show_enable [2019-09-10 11:21:30,804 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_tpg_store_enable [2019-09-10 11:21:30,804 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_tpg_attrib_show_mgt_orb_timeout [2019-09-10 11:21:30,805 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_tpg_attrib_store_mgt_orb_timeout [2019-09-10 11:21:30,809 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_tpg_attrib_show_max_reconnect_timeout [2019-09-10 11:21:30,810 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_tpg_attrib_store_max_reconnect_timeout [2019-09-10 11:21:30,810 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_tpg_attrib_show_max_logins_per_lun [2019-09-10 11:21:30,810 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_tpg_attrib_store_max_logins_per_lun [2019-09-10 11:21:30,810 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_register_configfs [2019-09-10 11:21:30,810 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_deregister_configfs [2019-09-10 11:21:30,810 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_init [2019-09-10 11:21:30,810 INFO L138 BoogieDeclarations]: Found implementation of procedure sbp_exit [2019-09-10 11:21:30,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_target_fabric_tpg_attrib_attribute_2 [2019-09-10 11:21:30,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_target_fabric_tpg_attribute_6 [2019-09-10 11:21:30,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_target_core_fabric_ops_1 [2019-09-10 11:21:30,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_target_fabric_tpg_attrib_attribute_4 [2019-09-10 11:21:30,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_target_fabric_tpg_attribute_5 [2019-09-10 11:21:30,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_target_fabric_tpg_attrib_attribute_3 [2019-09-10 11:21:30,813 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-10 11:21:30,813 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-09-10 11:21:30,814 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2019-09-10 11:21:30,814 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-09-10 11:21:30,814 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-09-10 11:21:30,814 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2019-09-10 11:21:30,814 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-09-10 11:21:30,814 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-10 11:21:30,814 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2019-09-10 11:21:30,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_16 [2019-09-10 11:21:30,815 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-10 11:21:30,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_22 [2019-09-10 11:21:30,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_24 [2019-09-10 11:21:30,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_26 [2019-09-10 11:21:30,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_27 [2019-09-10 11:21:30,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_28 [2019-09-10 11:21:30,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_29 [2019-09-10 11:21:30,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_30 [2019-09-10 11:21:30,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_31 [2019-09-10 11:21:30,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_32 [2019-09-10 11:21:30,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_33 [2019-09-10 11:21:30,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_vmalloc_34 [2019-09-10 11:21:30,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-10 11:21:30,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-10 11:21:30,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-09-10 11:21:30,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-09-10 11:21:30,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-09-10 11:21:30,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-09-10 11:21:30,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2019-09-10 11:21:30,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-09-10 11:21:30,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-09-10 11:21:30,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2019-09-10 11:21:30,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-09-10 11:21:30,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-09-10 11:21:30,818 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-09-10 11:21:30,818 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2019-09-10 11:21:30,818 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-09-10 11:21:30,818 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-09-10 11:21:30,818 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2019-09-10 11:21:30,818 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-09-10 11:21:30,819 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2019-09-10 11:21:30,819 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2019-09-10 11:21:30,819 INFO L138 BoogieDeclarations]: Found implementation of procedure core_tpg_add_initiator_node_acl [2019-09-10 11:21:30,819 INFO L138 BoogieDeclarations]: Found implementation of procedure core_tpg_check_initiator_node_acl [2019-09-10 11:21:30,819 INFO L138 BoogieDeclarations]: Found implementation of procedure core_tpg_del_initiator_node_acl [2019-09-10 11:21:30,819 INFO L138 BoogieDeclarations]: Found implementation of procedure core_tpg_deregister [2019-09-10 11:21:30,820 INFO L138 BoogieDeclarations]: Found implementation of procedure core_tpg_register [2019-09-10 11:21:30,820 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_core_add_address_handler [2019-09-10 11:21:30,820 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_core_add_descriptor [2019-09-10 11:21:30,820 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_core_remove_address_handler [2019-09-10 11:21:30,820 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_core_remove_descriptor [2019-09-10 11:21:30,821 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_get_request_speed [2019-09-10 11:21:30,821 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_run_transaction [2019-09-10 11:21:30,821 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_send_response [2019-09-10 11:21:30,821 INFO L138 BoogieDeclarations]: Found implementation of procedure hex2bin [2019-09-10 11:21:30,821 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2019-09-10 11:21:30,821 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2019-09-10 11:21:30,822 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoull [2019-09-10 11:21:30,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-10 11:21:30,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-10 11:21:30,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_1 [2019-09-10 11:21:30,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_1 [2019-09-10 11:21:30,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-09-10 11:21:30,822 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-09-10 11:21:30,822 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-09-10 11:21:30,823 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-10 11:21:30,823 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2019-09-10 11:21:30,823 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2019-09-10 11:21:30,823 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-09-10 11:21:30,823 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_miter_next [2019-09-10 11:21:30,823 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_miter_start [2019-09-10 11:21:30,823 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_miter_stop [2019-09-10 11:21:30,823 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_clone [2019-09-10 11:21:30,824 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy [2019-09-10 11:21:30,824 INFO L138 BoogieDeclarations]: Found implementation of procedure target_execute_cmd [2019-09-10 11:21:30,824 INFO L138 BoogieDeclarations]: Found implementation of procedure target_fabric_configfs_deregister [2019-09-10 11:21:30,824 INFO L138 BoogieDeclarations]: Found implementation of procedure target_fabric_configfs_init [2019-09-10 11:21:30,824 INFO L138 BoogieDeclarations]: Found implementation of procedure target_fabric_configfs_register [2019-09-10 11:21:30,824 INFO L138 BoogieDeclarations]: Found implementation of procedure target_submit_cmd [2019-09-10 11:21:30,824 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_deregister_session [2019-09-10 11:21:30,824 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_deregister_session_configfs [2019-09-10 11:21:30,825 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_free_session [2019-09-10 11:21:30,825 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_generic_free_cmd [2019-09-10 11:21:30,825 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_init_session [2019-09-10 11:21:30,825 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_register_session [2019-09-10 11:21:30,825 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2019-09-10 11:21:30,825 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2019-09-10 11:21:30,826 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-10 11:21:30,826 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-10 11:21:30,826 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-10 11:21:30,826 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-10 11:21:30,827 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-10 11:21:30,827 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-10 11:21:30,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-10 11:21:30,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-09-10 11:21:30,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-09-10 11:21:30,827 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab32 [2019-09-10 11:21:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-09-10 11:21:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2019-09-10 11:21:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-10 11:21:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2019-09-10 11:21:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoull [2019-09-10 11:21:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2019-09-10 11:21:30,828 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-09-10 11:21:30,829 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-10 11:21:30,829 INFO L130 BoogieDeclarations]: Found specification of procedure hex2bin [2019-09-10 11:21:30,829 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-09-10 11:21:30,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-10 11:21:30,829 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-09-10 11:21:30,829 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-09-10 11:21:30,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-10 11:21:30,829 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2019-09-10 11:21:30,830 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-09-10 11:21:30,830 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2019-09-10 11:21:30,830 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-09-10 11:21:30,830 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-10 11:21:30,830 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-10 11:21:30,830 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2019-09-10 11:21:30,830 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2019-09-10 11:21:30,831 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-09-10 11:21:30,831 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-09-10 11:21:30,831 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2019-09-10 11:21:30,831 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_and_test [2019-09-10 11:21:30,831 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2019-09-10 11:21:30,831 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-09-10 11:21:30,831 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-09-10 11:21:30,831 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-09-10 11:21:30,832 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2019-09-10 11:21:30,832 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-09-10 11:21:30,832 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-09-10 11:21:30,832 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2019-09-10 11:21:30,832 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-09-10 11:21:30,832 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-10 11:21:30,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_1 [2019-09-10 11:21:30,833 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-09-10 11:21:30,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_2 [2019-09-10 11:21:30,833 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2019-09-10 11:21:30,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_4 [2019-09-10 11:21:30,833 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-09-10 11:21:30,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_5 [2019-09-10 11:21:30,833 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-09-10 11:21:30,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_6 [2019-09-10 11:21:30,834 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2019-09-10 11:21:30,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_7 [2019-09-10 11:21:30,834 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-09-10 11:21:30,834 INFO L130 BoogieDeclarations]: Found specification of procedure get_jiffies_64 [2019-09-10 11:21:30,834 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2019-09-10 11:21:30,834 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2019-09-10 11:21:30,834 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-09-10 11:21:30,835 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-09-10 11:21:30,835 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2019-09-10 11:21:30,835 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2019-09-10 11:21:30,835 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2019-09-10 11:21:30,835 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-09-10 11:21:30,835 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2019-09-10 11:21:30,835 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2019-09-10 11:21:30,836 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2019-09-10 11:21:30,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_vmalloc_34 [2019-09-10 11:21:30,836 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2019-09-10 11:21:30,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-10 11:21:30,836 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2019-09-10 11:21:30,836 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-10 11:21:30,836 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2019-09-10 11:21:30,836 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-10 11:21:30,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-10 11:21:30,837 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-10 11:21:30,837 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2019-09-10 11:21:30,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_16 [2019-09-10 11:21:30,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_33 [2019-09-10 11:21:30,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_12 [2019-09-10 11:21:30,837 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-10 11:21:30,837 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2019-09-10 11:21:30,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kcalloc_14 [2019-09-10 11:21:30,838 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2019-09-10 11:21:30,838 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-10 11:21:30,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-10 11:21:30,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-09-10 11:21:30,838 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-10 11:21:30,838 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-10 11:21:30,839 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-10 11:21:30,839 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_size_t [2019-09-10 11:21:30,839 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-10 11:21:30,839 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-10 11:21:30,839 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-10 11:21:30,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-10 11:21:30,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-10 11:21:30,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-10 11:21:30,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-10 11:21:30,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-10 11:21:30,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-10 11:21:30,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-10 11:21:30,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-10 11:21:30,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-10 11:21:30,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_target_fabric_tpg_attrib_attribute_2 [2019-09-10 11:21:30,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_target_fabric_tpg_attribute_6 [2019-09-10 11:21:30,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_target_core_fabric_ops_1 [2019-09-10 11:21:30,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_target_fabric_tpg_attrib_attribute_4 [2019-09-10 11:21:30,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_target_fabric_tpg_attribute_5 [2019-09-10 11:21:30,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_target_fabric_tpg_attrib_attribute_3 [2019-09-10 11:21:30,841 INFO L130 BoogieDeclarations]: Found specification of procedure __tolower [2019-09-10 11:21:30,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-10 11:21:30,841 INFO L130 BoogieDeclarations]: Found specification of procedure sg_miter_start [2019-09-10 11:21:30,842 INFO L130 BoogieDeclarations]: Found specification of procedure sg_miter_next [2019-09-10 11:21:30,842 INFO L130 BoogieDeclarations]: Found specification of procedure sg_miter_stop [2019-09-10 11:21:30,842 INFO L130 BoogieDeclarations]: Found specification of procedure fw_card_get [2019-09-10 11:21:30,842 INFO L130 BoogieDeclarations]: Found specification of procedure fw_card_release [2019-09-10 11:21:30,842 INFO L130 BoogieDeclarations]: Found specification of procedure fw_card_put [2019-09-10 11:21:30,842 INFO L130 BoogieDeclarations]: Found specification of procedure fw_core_add_address_handler [2019-09-10 11:21:30,842 INFO L130 BoogieDeclarations]: Found specification of procedure fw_core_remove_address_handler [2019-09-10 11:21:30,842 INFO L130 BoogieDeclarations]: Found specification of procedure fw_send_response [2019-09-10 11:21:30,843 INFO L130 BoogieDeclarations]: Found specification of procedure fw_get_request_speed [2019-09-10 11:21:30,843 INFO L130 BoogieDeclarations]: Found specification of procedure fw_run_transaction [2019-09-10 11:21:30,843 INFO L130 BoogieDeclarations]: Found specification of procedure fw_core_add_descriptor [2019-09-10 11:21:30,843 INFO L130 BoogieDeclarations]: Found specification of procedure fw_core_remove_descriptor [2019-09-10 11:21:30,843 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_varlen_cdb_length [2019-09-10 11:21:30,843 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_command_size [2019-09-10 11:21:30,843 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2019-09-10 11:21:30,843 INFO L130 BoogieDeclarations]: Found specification of procedure skb_clone [2019-09-10 11:21:30,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_24 [2019-09-10 11:21:30,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_32 [2019-09-10 11:21:30,844 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy [2019-09-10 11:21:30,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_26 [2019-09-10 11:21:30,844 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2019-09-10 11:21:30,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_22 [2019-09-10 11:21:30,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_30 [2019-09-10 11:21:30,844 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_31 [2019-09-10 11:21:30,845 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-09-10 11:21:30,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_27 [2019-09-10 11:21:30,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_28 [2019-09-10 11:21:30,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_29 [2019-09-10 11:21:30,845 INFO L130 BoogieDeclarations]: Found specification of procedure transport_init_session [2019-09-10 11:21:30,845 INFO L130 BoogieDeclarations]: Found specification of procedure transport_register_session [2019-09-10 11:21:30,846 INFO L130 BoogieDeclarations]: Found specification of procedure transport_free_session [2019-09-10 11:21:30,846 INFO L130 BoogieDeclarations]: Found specification of procedure transport_deregister_session_configfs [2019-09-10 11:21:30,846 INFO L130 BoogieDeclarations]: Found specification of procedure transport_deregister_session [2019-09-10 11:21:30,846 INFO L130 BoogieDeclarations]: Found specification of procedure target_submit_cmd [2019-09-10 11:21:30,846 INFO L130 BoogieDeclarations]: Found specification of procedure target_execute_cmd [2019-09-10 11:21:30,846 INFO L130 BoogieDeclarations]: Found specification of procedure transport_generic_free_cmd [2019-09-10 11:21:30,846 INFO L130 BoogieDeclarations]: Found specification of procedure core_tpg_check_initiator_node_acl [2019-09-10 11:21:30,847 INFO L130 BoogieDeclarations]: Found specification of procedure core_tpg_add_initiator_node_acl [2019-09-10 11:21:30,847 INFO L130 BoogieDeclarations]: Found specification of procedure core_tpg_del_initiator_node_acl [2019-09-10 11:21:30,847 INFO L130 BoogieDeclarations]: Found specification of procedure core_tpg_register [2019-09-10 11:21:30,847 INFO L130 BoogieDeclarations]: Found specification of procedure core_tpg_deregister [2019-09-10 11:21:30,847 INFO L130 BoogieDeclarations]: Found specification of procedure target_fabric_configfs_init [2019-09-10 11:21:30,847 INFO L130 BoogieDeclarations]: Found specification of procedure target_fabric_configfs_register [2019-09-10 11:21:30,848 INFO L130 BoogieDeclarations]: Found specification of procedure target_fabric_configfs_deregister [2019-09-10 11:21:30,848 INFO L130 BoogieDeclarations]: Found specification of procedure sbp2_pointer_to_addr [2019-09-10 11:21:30,848 INFO L130 BoogieDeclarations]: Found specification of procedure addr_to_sbp2_pointer [2019-09-10 11:21:30,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-10 11:21:30,848 INFO L130 BoogieDeclarations]: Found specification of procedure session_maintenance_work [2019-09-10 11:21:30,848 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_run_transaction [2019-09-10 11:21:30,848 INFO L130 BoogieDeclarations]: Found specification of procedure read_peer_guid [2019-09-10 11:21:30,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-10 11:21:30,849 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_session_find_by_guid [2019-09-10 11:21:30,849 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_login_find_by_lun [2019-09-10 11:21:30,849 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_login_count_all_by_lun [2019-09-10 11:21:30,849 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_login_find_by_id [2019-09-10 11:21:30,849 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_get_lun_from_tpg [2019-09-10 11:21:30,849 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_session_create [2019-09-10 11:21:30,850 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_session_release [2019-09-10 11:21:30,850 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_target_agent_unregister [2019-09-10 11:21:30,850 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_login_release [2019-09-10 11:21:30,850 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_target_agent_register [2019-09-10 11:21:30,850 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_management_request_login [2019-09-10 11:21:30,850 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_management_request_query_logins [2019-09-10 11:21:30,850 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_management_request_reconnect [2019-09-10 11:21:30,850 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_management_request_logout [2019-09-10 11:21:30,851 INFO L130 BoogieDeclarations]: Found specification of procedure session_check_for_reset [2019-09-10 11:21:30,851 INFO L130 BoogieDeclarations]: Found specification of procedure session_reconnect_expired [2019-09-10 11:21:30,851 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_agent_rw_agent_state [2019-09-10 11:21:30,851 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_agent_rw_agent_reset [2019-09-10 11:21:30,851 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_agent_rw_orb_pointer [2019-09-10 11:21:30,851 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_agent_rw_doorbell [2019-09-10 11:21:30,851 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_agent_rw_unsolicited_status_enable [2019-09-10 11:21:30,851 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_agent_rw [2019-09-10 11:21:30,852 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_handle_command [2019-09-10 11:21:30,852 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_send_status [2019-09-10 11:21:30,852 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_free_request [2019-09-10 11:21:30,852 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_agent_process_work [2019-09-10 11:21:30,852 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_agent_check_active [2019-09-10 11:21:30,852 INFO L130 BoogieDeclarations]: Found specification of procedure tgt_agent_fetch_work [2019-09-10 11:21:30,852 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_run_request_transaction [2019-09-10 11:21:30,852 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_fetch_command [2019-09-10 11:21:30,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-10 11:21:30,853 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_fetch_page_table [2019-09-10 11:21:30,853 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_calc_data_length_direction [2019-09-10 11:21:30,853 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_rw_data [2019-09-10 11:21:30,853 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_sense_mangle [2019-09-10 11:21:30,853 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_send_sense [2019-09-10 11:21:30,853 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_mgt_agent_process [2019-09-10 11:21:30,853 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_mgt_agent_rw [2019-09-10 11:21:30,853 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_management_agent_register [2019-09-10 11:21:30,854 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_management_agent_unregister [2019-09-10 11:21:30,854 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_check_true [2019-09-10 11:21:30,854 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_check_false [2019-09-10 11:21:30,854 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_get_fabric_name [2019-09-10 11:21:30,854 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_get_fabric_wwn [2019-09-10 11:21:30,854 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_get_tag [2019-09-10 11:21:30,854 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_get_default_depth [2019-09-10 11:21:30,855 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_alloc_fabric_acl [2019-09-10 11:21:30,855 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_release_fabric_acl [2019-09-10 11:21:30,855 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_tpg_get_inst_index [2019-09-10 11:21:30,855 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_release_cmd [2019-09-10 11:21:30,855 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_shutdown_session [2019-09-10 11:21:30,855 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_close_session [2019-09-10 11:21:30,856 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_sess_get_index [2019-09-10 11:21:30,856 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_write_pending [2019-09-10 11:21:30,856 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_write_pending_status [2019-09-10 11:21:30,856 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_set_default_node_attrs [2019-09-10 11:21:30,856 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_get_task_tag [2019-09-10 11:21:30,856 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_get_cmd_state [2019-09-10 11:21:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_queue_data_in [2019-09-10 11:21:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_queue_status [2019-09-10 11:21:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_queue_tm_rsp [2019-09-10 11:21:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_aborted_task [2019-09-10 11:21:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_check_stop_free [2019-09-10 11:21:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_get_fabric_proto_ident [2019-09-10 11:21:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_get_pr_transport_id [2019-09-10 11:21:30,857 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_get_pr_transport_id_len [2019-09-10 11:21:30,858 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_parse_pr_out_transport_id [2019-09-10 11:21:30,858 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_count_se_tpg_luns [2019-09-10 11:21:30,858 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_update_unit_directory [2019-09-10 11:21:30,858 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~u32~0 [2019-09-10 11:21:30,858 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_parse_wwn [2019-09-10 11:21:30,858 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_format_wwn [2019-09-10 11:21:30,858 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_make_nodeacl [2019-09-10 11:21:30,858 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_drop_nodeacl [2019-09-10 11:21:30,858 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_post_link_lun [2019-09-10 11:21:30,859 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_pre_unlink_lun [2019-09-10 11:21:30,859 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_make_tpg [2019-09-10 11:21:30,859 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_drop_tpg [2019-09-10 11:21:30,859 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_make_tport [2019-09-10 11:21:30,859 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_drop_tport [2019-09-10 11:21:30,859 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_wwn_show_attr_version [2019-09-10 11:21:30,859 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_tpg_show_directory_id [2019-09-10 11:21:30,859 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_tpg_store_directory_id [2019-09-10 11:21:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_tpg_show_enable [2019-09-10 11:21:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_tpg_store_enable [2019-09-10 11:21:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_tpg_attrib_show_mgt_orb_timeout [2019-09-10 11:21:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_tpg_attrib_store_mgt_orb_timeout [2019-09-10 11:21:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_tpg_attrib_show_max_reconnect_timeout [2019-09-10 11:21:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_tpg_attrib_store_max_reconnect_timeout [2019-09-10 11:21:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_tpg_attrib_show_max_logins_per_lun [2019-09-10 11:21:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_tpg_attrib_store_max_logins_per_lun [2019-09-10 11:21:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_register_configfs [2019-09-10 11:21:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_deregister_configfs [2019-09-10 11:21:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_init [2019-09-10 11:21:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure sbp_exit [2019-09-10 11:21:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_1 [2019-09-10 11:21:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-10 11:21:30,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-10 11:21:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_1 [2019-09-10 11:21:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-10 11:21:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-09-10 11:21:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-09-10 11:21:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-09-10 11:21:30,862 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-10 11:21:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-10 11:21:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-10 11:21:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-10 11:21:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-10 11:21:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-10 11:21:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-10 11:21:30,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-10 11:21:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-10 11:21:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-10 11:21:30,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-10 11:21:32,597 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-10 11:21:49,316 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-10 11:21:49,317 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-10 11:21:49,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 11:21:49 BoogieIcfgContainer [2019-09-10 11:21:49,319 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-10 11:21:49,320 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-10 11:21:49,321 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-10 11:21:49,324 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-10 11:21:49,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.09 11:21:25" (1/3) ... [2019-09-10 11:21:49,325 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6efd6c89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 11:21:49, skipping insertion in model container [2019-09-10 11:21:49,325 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 11:21:30" (2/3) ... [2019-09-10 11:21:49,325 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6efd6c89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 11:21:49, skipping insertion in model container [2019-09-10 11:21:49,325 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 11:21:49" (3/3) ... [2019-09-10 11:21:49,334 INFO L109 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--target--sbp--sbp_target.ko-entry_point.cil.out.i [2019-09-10 11:21:49,344 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-10 11:21:49,356 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-10 11:21:49,373 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-10 11:21:49,400 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-10 11:21:49,400 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-10 11:21:49,400 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-10 11:21:49,400 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-10 11:21:49,400 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-10 11:21:49,400 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-10 11:21:49,401 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-10 11:21:49,401 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-10 11:21:49,452 INFO L276 IsEmpty]: Start isEmpty. Operand 2386 states. [2019-09-10 11:21:49,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-09-10 11:21:49,492 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:21:49,495 INFO L399 BasicCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2019-09-10 11:21:49,498 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:21:49,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:21:49,503 INFO L82 PathProgramCache]: Analyzing trace with hash 1462298556, now seen corresponding path program 1 times [2019-09-10 11:21:49,506 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:21:49,641 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:21:49,641 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:21:49,641 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:21:49,641 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:21:50,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:21:50,945 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2019-09-10 11:21:50,947 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 11:21:50,947 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 11:21:50,948 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:21:50,953 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 11:21:50,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 11:21:50,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 11:21:50,971 INFO L87 Difference]: Start difference. First operand 2386 states. Second operand 3 states. [2019-09-10 11:21:53,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:21:53,257 INFO L93 Difference]: Finished difference Result 2621 states and 3504 transitions. [2019-09-10 11:21:53,258 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 11:21:53,259 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 187 [2019-09-10 11:21:53,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:21:53,297 INFO L225 Difference]: With dead ends: 2621 [2019-09-10 11:21:53,298 INFO L226 Difference]: Without dead ends: 2559 [2019-09-10 11:21:53,299 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 11:21:53,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2559 states. [2019-09-10 11:21:53,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2559 to 2555. [2019-09-10 11:21:53,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2555 states. [2019-09-10 11:21:53,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2555 states to 2555 states and 3417 transitions. [2019-09-10 11:21:53,494 INFO L78 Accepts]: Start accepts. Automaton has 2555 states and 3417 transitions. Word has length 187 [2019-09-10 11:21:53,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:21:53,495 INFO L475 AbstractCegarLoop]: Abstraction has 2555 states and 3417 transitions. [2019-09-10 11:21:53,495 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 11:21:53,495 INFO L276 IsEmpty]: Start isEmpty. Operand 2555 states and 3417 transitions. [2019-09-10 11:21:53,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2019-09-10 11:21:53,500 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:21:53,501 INFO L399 BasicCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 11:21:53,501 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:21:53,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:21:53,502 INFO L82 PathProgramCache]: Analyzing trace with hash 957182300, now seen corresponding path program 1 times [2019-09-10 11:21:53,502 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:21:53,508 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:21:53,508 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:21:53,508 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:21:53,508 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:21:53,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:21:53,953 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2019-09-10 11:21:53,953 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 11:21:53,953 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 11:21:53,954 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:21:53,957 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 11:21:53,957 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 11:21:53,957 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 11:21:53,957 INFO L87 Difference]: Start difference. First operand 2555 states and 3417 transitions. Second operand 3 states. [2019-09-10 11:21:54,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:21:54,609 INFO L93 Difference]: Finished difference Result 4993 states and 6669 transitions. [2019-09-10 11:21:54,609 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 11:21:54,609 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 222 [2019-09-10 11:21:54,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:21:54,643 INFO L225 Difference]: With dead ends: 4993 [2019-09-10 11:21:54,643 INFO L226 Difference]: Without dead ends: 4993 [2019-09-10 11:21:54,644 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 11:21:54,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4993 states. [2019-09-10 11:21:54,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4993 to 4989. [2019-09-10 11:21:54,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4989 states. [2019-09-10 11:21:54,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4989 states to 4989 states and 6666 transitions. [2019-09-10 11:21:54,860 INFO L78 Accepts]: Start accepts. Automaton has 4989 states and 6666 transitions. Word has length 222 [2019-09-10 11:21:54,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:21:54,864 INFO L475 AbstractCegarLoop]: Abstraction has 4989 states and 6666 transitions. [2019-09-10 11:21:54,864 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 11:21:54,864 INFO L276 IsEmpty]: Start isEmpty. Operand 4989 states and 6666 transitions. [2019-09-10 11:21:54,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2019-09-10 11:21:54,870 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:21:54,870 INFO L399 BasicCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 11:21:54,871 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:21:54,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:21:54,871 INFO L82 PathProgramCache]: Analyzing trace with hash -1672562394, now seen corresponding path program 1 times [2019-09-10 11:21:54,871 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:21:54,881 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:21:54,882 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:21:54,882 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:21:54,882 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:21:55,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:21:55,367 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2019-09-10 11:21:55,367 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 11:21:55,367 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 11:21:55,368 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:21:55,368 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 11:21:55,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 11:21:55,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 11:21:55,369 INFO L87 Difference]: Start difference. First operand 4989 states and 6666 transitions. Second operand 3 states. [2019-09-10 11:21:56,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:21:56,278 INFO L93 Difference]: Finished difference Result 9744 states and 13006 transitions. [2019-09-10 11:21:56,279 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 11:21:56,279 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 218 [2019-09-10 11:21:56,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:21:56,356 INFO L225 Difference]: With dead ends: 9744 [2019-09-10 11:21:56,356 INFO L226 Difference]: Without dead ends: 9744 [2019-09-10 11:21:56,357 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 11:21:56,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9744 states. [2019-09-10 11:21:56,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9744 to 9737. [2019-09-10 11:21:56,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9737 states. [2019-09-10 11:21:57,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9737 states to 9737 states and 13000 transitions. [2019-09-10 11:21:57,006 INFO L78 Accepts]: Start accepts. Automaton has 9737 states and 13000 transitions. Word has length 218 [2019-09-10 11:21:57,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:21:57,008 INFO L475 AbstractCegarLoop]: Abstraction has 9737 states and 13000 transitions. [2019-09-10 11:21:57,008 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 11:21:57,008 INFO L276 IsEmpty]: Start isEmpty. Operand 9737 states and 13000 transitions. [2019-09-10 11:21:57,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2019-09-10 11:21:57,013 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:21:57,013 INFO L399 BasicCegarLoop]: trace histogram [22, 22, 22, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2019-09-10 11:21:57,014 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:21:57,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:21:57,015 INFO L82 PathProgramCache]: Analyzing trace with hash -497471591, now seen corresponding path program 1 times [2019-09-10 11:21:57,015 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:21:57,020 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:21:57,020 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:21:57,020 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:21:57,020 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:21:57,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:21:57,490 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked. [2019-09-10 11:21:57,490 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 11:21:57,490 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 11:21:57,491 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:21:57,492 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 11:21:57,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 11:21:57,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 11:21:57,493 INFO L87 Difference]: Start difference. First operand 9737 states and 13000 transitions. Second operand 3 states. [2019-09-10 11:21:58,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:21:58,406 INFO L93 Difference]: Finished difference Result 18601 states and 24880 transitions. [2019-09-10 11:21:58,406 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 11:21:58,406 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 264 [2019-09-10 11:21:58,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:21:58,512 INFO L225 Difference]: With dead ends: 18601 [2019-09-10 11:21:58,513 INFO L226 Difference]: Without dead ends: 18601 [2019-09-10 11:21:58,513 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 11:21:58,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18601 states. [2019-09-10 11:21:59,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18601 to 18598. [2019-09-10 11:21:59,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18598 states. [2019-09-10 11:21:59,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18598 states to 18598 states and 24878 transitions. [2019-09-10 11:21:59,178 INFO L78 Accepts]: Start accepts. Automaton has 18598 states and 24878 transitions. Word has length 264 [2019-09-10 11:21:59,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:21:59,179 INFO L475 AbstractCegarLoop]: Abstraction has 18598 states and 24878 transitions. [2019-09-10 11:21:59,179 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 11:21:59,179 INFO L276 IsEmpty]: Start isEmpty. Operand 18598 states and 24878 transitions. [2019-09-10 11:21:59,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2019-09-10 11:21:59,203 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:21:59,203 INFO L399 BasicCegarLoop]: trace histogram [35, 35, 35, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 11:21:59,204 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:21:59,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:21:59,205 INFO L82 PathProgramCache]: Analyzing trace with hash 882164527, now seen corresponding path program 1 times [2019-09-10 11:21:59,205 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:21:59,210 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:21:59,211 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:21:59,211 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:21:59,211 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:21:59,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:22:00,011 INFO L134 CoverageAnalysis]: Checked inductivity of 2386 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2019-09-10 11:22:00,012 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 11:22:00,012 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 11:22:00,013 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:22:00,013 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 11:22:00,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 11:22:00,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 11:22:00,014 INFO L87 Difference]: Start difference. First operand 18598 states and 24878 transitions. Second operand 5 states. [2019-09-10 11:22:03,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:22:03,354 INFO L93 Difference]: Finished difference Result 18663 states and 24927 transitions. [2019-09-10 11:22:03,354 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-10 11:22:03,354 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 345 [2019-09-10 11:22:03,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:22:03,440 INFO L225 Difference]: With dead ends: 18663 [2019-09-10 11:22:03,440 INFO L226 Difference]: Without dead ends: 18583 [2019-09-10 11:22:03,441 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 11:22:03,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18583 states. [2019-09-10 11:22:03,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18583 to 18399. [2019-09-10 11:22:03,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18399 states. [2019-09-10 11:22:04,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18399 states to 18399 states and 24639 transitions. [2019-09-10 11:22:04,079 INFO L78 Accepts]: Start accepts. Automaton has 18399 states and 24639 transitions. Word has length 345 [2019-09-10 11:22:04,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:22:04,079 INFO L475 AbstractCegarLoop]: Abstraction has 18399 states and 24639 transitions. [2019-09-10 11:22:04,080 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 11:22:04,080 INFO L276 IsEmpty]: Start isEmpty. Operand 18399 states and 24639 transitions. [2019-09-10 11:22:04,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2019-09-10 11:22:04,108 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:22:04,109 INFO L399 BasicCegarLoop]: trace histogram [35, 35, 35, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 11:22:04,110 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:22:04,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:22:04,110 INFO L82 PathProgramCache]: Analyzing trace with hash 1932033742, now seen corresponding path program 1 times [2019-09-10 11:22:04,111 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:22:04,118 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:22:04,119 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:22:04,119 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:22:04,119 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:22:04,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:22:04,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2386 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2386 trivial. 0 not checked. [2019-09-10 11:22:04,803 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 11:22:04,803 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 11:22:04,804 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:22:04,804 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 11:22:04,805 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 11:22:04,805 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 11:22:04,805 INFO L87 Difference]: Start difference. First operand 18399 states and 24639 transitions. Second operand 3 states. [2019-09-10 11:22:05,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:22:05,051 INFO L93 Difference]: Finished difference Result 22559 states and 30232 transitions. [2019-09-10 11:22:05,051 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 11:22:05,051 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 345 [2019-09-10 11:22:05,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:22:06,216 INFO L225 Difference]: With dead ends: 22559 [2019-09-10 11:22:06,217 INFO L226 Difference]: Without dead ends: 22559 [2019-09-10 11:22:06,217 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 11:22:06,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22559 states. [2019-09-10 11:22:06,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22559 to 22183. [2019-09-10 11:22:06,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22183 states. [2019-09-10 11:22:06,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22183 states to 22183 states and 29640 transitions. [2019-09-10 11:22:06,878 INFO L78 Accepts]: Start accepts. Automaton has 22183 states and 29640 transitions. Word has length 345 [2019-09-10 11:22:06,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:22:06,881 INFO L475 AbstractCegarLoop]: Abstraction has 22183 states and 29640 transitions. [2019-09-10 11:22:06,881 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 11:22:06,881 INFO L276 IsEmpty]: Start isEmpty. Operand 22183 states and 29640 transitions. [2019-09-10 11:22:07,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 642 [2019-09-10 11:22:07,018 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:22:07,020 INFO L399 BasicCegarLoop]: trace histogram [35, 35, 35, 9, 9, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2019-09-10 11:22:07,020 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:22:07,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:22:07,022 INFO L82 PathProgramCache]: Analyzing trace with hash -718539646, now seen corresponding path program 1 times [2019-09-10 11:22:07,022 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:22:07,032 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:22:07,033 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:22:07,033 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:22:07,033 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:22:07,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:22:07,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2713 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2713 trivial. 0 not checked. [2019-09-10 11:22:07,912 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 11:22:07,912 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 11:22:07,912 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:22:07,913 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 11:22:07,914 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 11:22:07,914 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 11:22:07,914 INFO L87 Difference]: Start difference. First operand 22183 states and 29640 transitions. Second operand 3 states. [2019-09-10 11:22:08,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:22:08,102 INFO L93 Difference]: Finished difference Result 22199 states and 29608 transitions. [2019-09-10 11:22:08,102 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 11:22:08,102 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 641 [2019-09-10 11:22:08,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:22:08,208 INFO L225 Difference]: With dead ends: 22199 [2019-09-10 11:22:08,209 INFO L226 Difference]: Without dead ends: 22199 [2019-09-10 11:22:08,209 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 11:22:08,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22199 states. [2019-09-10 11:22:08,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22199 to 22183. [2019-09-10 11:22:08,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22183 states. [2019-09-10 11:22:08,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22183 states to 22183 states and 29592 transitions. [2019-09-10 11:22:08,991 INFO L78 Accepts]: Start accepts. Automaton has 22183 states and 29592 transitions. Word has length 641 [2019-09-10 11:22:08,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:22:08,993 INFO L475 AbstractCegarLoop]: Abstraction has 22183 states and 29592 transitions. [2019-09-10 11:22:08,993 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 11:22:08,993 INFO L276 IsEmpty]: Start isEmpty. Operand 22183 states and 29592 transitions. [2019-09-10 11:22:09,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 644 [2019-09-10 11:22:09,117 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 11:22:09,117 INFO L399 BasicCegarLoop]: trace histogram [35, 35, 35, 9, 9, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2019-09-10 11:22:09,118 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 11:22:09,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:22:09,119 INFO L82 PathProgramCache]: Analyzing trace with hash 1074208765, now seen corresponding path program 1 times [2019-09-10 11:22:09,119 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 11:22:09,125 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:22:09,126 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 11:22:09,126 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 11:22:09,126 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 11:22:09,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 11:22:10,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2713 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2707 trivial. 0 not checked. [2019-09-10 11:22:10,113 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-10 11:22:10,113 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-09-10 11:22:10,115 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 644 with the following transitions: [2019-09-10 11:22:10,122 INFO L207 CegarAbsIntRunner]: [0], [2], [3], [8], [9], [43], [45], [51], [54], [56], [59], [64], [66], [79], [81], [96], [98], [100], [105], [107], [112], [114], [120], [126], [129], [240], [241], [242], [244], [246], [248], [250], [252], [254], [256], [258], [259], [328], [329], [330], [334], [336], [339], [351], [406], [409], [410], [483], [485], [489], [490], [548], [550], [551], [758], [760], [771], [773], [786], [788], [790], [793], [830], [831], [917], [919], [920], [923], [925], [926], [927], [929], [930], [931], [933], [937], [939], [941], [945], [949], [951], [954], [985], [986], [987], [988], [1171], [1173], [1316], [1361], [1363], [1383], [1386], [1486], [1489], [1493], [1589], [1591], [1593], [1596], [1598], [1606], [1652], [1659], [1661], [1662], [1663], [1665], [1667], [1689], [1692], [1693], [1717], [1780], [1808], [1850], [1851], [1943], [1948], [1954], [1956], [1992], [1994], [2001], [2003], [2004], [2007], [2009], [2010], [2033], [2088], [2089], [2094], [2123], [2125], [2152], [2154], [2155], [2160], [2162], [2163], [2328], [2330], [2332], [2334], [2336], [2338], [2340], [2342], [2344], [2346], [2348], [2350], [2352], [2354], [2356], [2358], [2360], [2362], [2364], [2366], [2368], [2370], [2372], [2374], [2376], [2422], [2468], [2501], [2547], [2550], [2553], [2556], [2559], [3362], [3408], [3411], [3414], [3426], [3429], [3432], [3434], [3437], [3439], [3441], [3443], [3445], [3447], [3456], [3535], [3536], [3543], [3549], [3555], [3561], [3567], [3573], [3579], [3585], [3591], [3594], [3597], [3603], [3606], [3676], [3682], [3771], [3772], [3803], [3808], [3813], [3816], [3832], [3833], [3834], [3836], [3838], [3841], [4162], [4164], [4165], [4166], [4169], [4170], [4171], [4190], [4191], [4194], [4195], [4196], [4197], [4198], [4200], [4201], [4204], [4205], [4216], [4217], [4218], [4219], [4220], [4221], [4226], [4258], [4259], [4260], [4261], [4262], [4263], [4264], [4265], [4266], [4267], [4268], [4269], [4270], [4271], [4272], [4273], [4296], [4298], [4299], [4354], [4355], [4374], [4375], [4474], [4475], [4484], [4485], [4486], [4516], [4517], [4518], [4519], [4520], [4521], [4522], [4523], [4524], [4525], [4526], [4527], [4528], [4529], [4530], [4646], [4647], [4648], [4688], [4704], [4705], [4714], [4715], [4716], [4717], [4796], [4797], [4798], [4799], [4800], [4801], [4828], [4829], [4830], [4831], [4838], [4839], [4862], [4910], [4912], [4913], [4914], [4924], [4925], [4928], [4929], [4930], [4931], [4942], [4964], [4970], [4971], [4976], [4977], [4980], [4981], [5034], [5035], [5036], [5037], [5038], [5039], [5040], [5041], [5042], [5043], [5044], [5045], [5046], [5047], [5048], [5049], [5050], [5051], [5052], [5053], [5054], [5055], [5056], [5057], [5058], [5059], [5060], [5061], [5062], [5063], [5064], [5065], [5066], [5067], [5068], [5069], [5070], [5071], [5072], [5073], [5074], [5075], [5076], [5077], [5078], [5079], [5102], [5262], [5263], [5264], [5265], [5266], [5267], [5268], [5269], [5270], [5271], [5272], [5273], [5274], [5275], [5304], [5308], [5350], [5376], [5377], [5378], [5379], [5380], [5381], [5382], [5383], [5384], [5466], [5467], [5468], [5472], [5473], [5474], [5475], [5476], [5477] [2019-09-10 11:22:10,209 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-09-10 11:22:10,209 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-10 11:22:10,619 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-10 11:22:10,621 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 451 root evaluator evaluations with a maximum evaluation depth of 0. Performed 451 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 996 variables. [2019-09-10 11:22:10,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 11:22:10,627 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-09-10 11:22:10,838 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-09-10 11:22:10,838 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-09-10 11:22:10,855 INFO L420 sIntCurrentIteration]: We unified 642 AI predicates to 642 [2019-09-10 11:22:10,855 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-09-10 11:22:10,856 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-10 11:22:10,857 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 3 [2019-09-10 11:22:10,857 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 11:22:10,859 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-10 11:22:10,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-10 11:22:10,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-10 11:22:10,859 INFO L87 Difference]: Start difference. First operand 22183 states and 29592 transitions. Second operand 2 states. [2019-09-10 11:22:10,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 11:22:10,860 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-09-10 11:22:10,860 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-10 11:22:10,860 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 643 [2019-09-10 11:22:10,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 11:22:10,861 INFO L225 Difference]: With dead ends: 2 [2019-09-10 11:22:10,861 INFO L226 Difference]: Without dead ends: 0 [2019-09-10 11:22:10,862 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 642 GetRequests, 642 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-10 11:22:10,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-10 11:22:10,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-10 11:22:10,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-10 11:22:10,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-10 11:22:10,863 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 643 [2019-09-10 11:22:10,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 11:22:10,863 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-10 11:22:10,863 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-10 11:22:10,863 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-10 11:22:10,863 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-10 11:22:10,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.09 11:22:10 BoogieIcfgContainer [2019-09-10 11:22:10,869 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-10 11:22:10,873 INFO L168 Benchmark]: Toolchain (without parser) took 45217.74 ms. Allocated memory was 134.7 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 75.8 MB in the beginning and 641.4 MB in the end (delta: -565.6 MB). Peak memory consumption was 617.2 MB. Max. memory is 7.1 GB. [2019-09-10 11:22:10,873 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 134.7 MB. Free memory is still 108.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-10 11:22:10,876 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4620.51 ms. Allocated memory was 134.7 MB in the beginning and 283.1 MB in the end (delta: 148.4 MB). Free memory was 75.8 MB in the beginning and 189.0 MB in the end (delta: -113.2 MB). Peak memory consumption was 156.4 MB. Max. memory is 7.1 GB. [2019-09-10 11:22:10,877 INFO L168 Benchmark]: Boogie Preprocessor took 394.91 ms. Allocated memory is still 283.1 MB. Free memory was 189.0 MB in the beginning and 142.9 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.1 MB. Max. memory is 7.1 GB. [2019-09-10 11:22:10,878 INFO L168 Benchmark]: RCFGBuilder took 18648.88 ms. Allocated memory was 283.1 MB in the beginning and 795.3 MB in the end (delta: 512.2 MB). Free memory was 142.9 MB in the beginning and 260.0 MB in the end (delta: -117.2 MB). Peak memory consumption was 487.5 MB. Max. memory is 7.1 GB. [2019-09-10 11:22:10,884 INFO L168 Benchmark]: TraceAbstraction took 21548.85 ms. Allocated memory was 795.3 MB in the beginning and 1.3 GB in the end (delta: 522.2 MB). Free memory was 260.0 MB in the beginning and 641.4 MB in the end (delta: -381.4 MB). Peak memory consumption was 140.8 MB. Max. memory is 7.1 GB. [2019-09-10 11:22:10,887 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 134.7 MB. Free memory is still 108.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4620.51 ms. Allocated memory was 134.7 MB in the beginning and 283.1 MB in the end (delta: 148.4 MB). Free memory was 75.8 MB in the beginning and 189.0 MB in the end (delta: -113.2 MB). Peak memory consumption was 156.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 394.91 ms. Allocated memory is still 283.1 MB. Free memory was 189.0 MB in the beginning and 142.9 MB in the end (delta: 46.1 MB). Peak memory consumption was 46.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 18648.88 ms. Allocated memory was 283.1 MB in the beginning and 795.3 MB in the end (delta: 512.2 MB). Free memory was 142.9 MB in the beginning and 260.0 MB in the end (delta: -117.2 MB). Peak memory consumption was 487.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 21548.85 ms. Allocated memory was 795.3 MB in the beginning and 1.3 GB in the end (delta: 522.2 MB). Free memory was 260.0 MB in the beginning and 641.4 MB in the end (delta: -381.4 MB). Peak memory consumption was 140.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 7687]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 245 procedures, 2447 locations, 1 error locations. SAFE Result, 21.4s OverallTime, 8 OverallIterations, 35 TraceHistogramMax, 10.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 27408 SDtfs, 11552 SDslu, 23344 SDs, 0 SdLazy, 278 SolverSat, 16 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 6.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 670 GetRequests, 658 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22183occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.5s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 2.954828660436137 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 3.7s AutomataMinimizationTime, 8 MinimizatonAttempts, 594 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.4s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 2865 NumberOfCodeBlocks, 2865 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 2857 ConstructedInterpolants, 0 QuantifiedInterpolants, 1359879 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 13894/13900 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...