/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 03:14:54,431 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 03:14:54,434 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 03:14:54,453 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 03:14:54,454 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 03:14:54,456 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 03:14:54,458 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 03:14:54,469 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 03:14:54,471 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 03:14:54,472 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 03:14:54,474 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 03:14:54,475 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 03:14:54,477 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 03:14:54,478 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 03:14:54,479 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 03:14:54,480 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 03:14:54,481 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 03:14:54,485 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 03:14:54,488 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 03:14:54,490 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 03:14:54,491 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 03:14:54,492 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 03:14:54,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 03:14:54,496 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 03:14:54,500 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 03:14:54,500 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 03:14:54,500 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 03:14:54,502 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 03:14:54,503 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 03:14:54,505 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 03:14:54,505 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 03:14:54,506 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 03:14:54,506 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 03:14:54,508 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 03:14:54,511 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 03:14:54,511 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 03:14:54,512 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 03:14:54,512 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 03:14:54,512 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 03:14:54,516 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 03:14:54,517 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 03:14:54,518 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 03:14:54,545 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 03:14:54,546 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 03:14:54,546 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 03:14:54,547 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 03:14:54,547 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 03:14:54,547 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 03:14:54,547 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 03:14:54,547 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 03:14:54,548 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 03:14:54,548 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 03:14:54,548 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 03:14:54,548 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 03:14:54,548 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 03:14:54,549 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 03:14:54,549 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 03:14:54,549 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 03:14:54,550 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 03:14:54,550 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 03:14:54,550 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 03:14:54,550 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 03:14:54,550 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 03:14:54,550 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 03:14:54,551 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 03:14:54,551 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 03:14:54,551 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 03:14:54,551 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 03:14:54,552 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 03:14:54,552 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 03:14:54,552 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 03:14:54,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 03:14:54,552 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 03:14:54,553 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 03:14:54,553 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 03:14:54,553 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 03:14:54,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 03:14:54,553 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 03:14:54,554 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 03:14:54,554 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 03:14:54,847 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 03:14:54,869 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 03:14:54,872 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 03:14:54,873 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 03:14:54,873 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 03:14:54,874 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i [2019-11-24 03:14:54,940 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fecd40af/c11d3f357460475e9a298ac4d622d4f5/FLAG6ba16ad7e [2019-11-24 03:14:55,877 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 03:14:55,878 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i [2019-11-24 03:14:55,928 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fecd40af/c11d3f357460475e9a298ac4d622d4f5/FLAG6ba16ad7e [2019-11-24 03:14:56,268 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fecd40af/c11d3f357460475e9a298ac4d622d4f5 [2019-11-24 03:14:56,277 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 03:14:56,278 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 03:14:56,279 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 03:14:56,280 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 03:14:56,283 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 03:14:56,284 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 03:14:56" (1/1) ... [2019-11-24 03:14:56,287 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a4b6947 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:14:56, skipping insertion in model container [2019-11-24 03:14:56,287 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 03:14:56" (1/1) ... [2019-11-24 03:14:56,294 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 03:14:56,477 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 03:15:03,079 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 03:15:03,152 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 03:15:03,731 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 03:15:04,854 INFO L208 MainTranslator]: Completed translation [2019-11-24 03:15:04,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:15:04 WrapperNode [2019-11-24 03:15:04,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 03:15:04,856 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 03:15:04,856 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 03:15:04,856 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 03:15:04,866 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:15:04" (1/1) ... [2019-11-24 03:15:04,986 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:15:04" (1/1) ... [2019-11-24 03:15:05,441 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 03:15:05,441 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 03:15:05,441 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 03:15:05,442 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 03:15:05,453 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:15:04" (1/1) ... [2019-11-24 03:15:05,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:15:04" (1/1) ... [2019-11-24 03:15:05,538 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:15:04" (1/1) ... [2019-11-24 03:15:05,539 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:15:04" (1/1) ... [2019-11-24 03:15:05,795 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:15:04" (1/1) ... [2019-11-24 03:15:05,855 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:15:04" (1/1) ... [2019-11-24 03:15:05,919 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:15:04" (1/1) ... [2019-11-24 03:15:05,987 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 03:15:05,988 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 03:15:05,988 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 03:15:05,988 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 03:15:05,990 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:15:04" (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 [2019-11-24 03:15:06,076 INFO L130 BoogieDeclarations]: Found specification of procedure intf_next_seq [2019-11-24 03:15:06,076 INFO L138 BoogieDeclarations]: Found implementation of procedure intf_next_seq [2019-11-24 03:15:06,076 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~ipmi_smi_t~0~X~$Pointer$~TO~VOID [2019-11-24 03:15:06,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~ipmi_smi_t~0~X~$Pointer$~TO~VOID [2019-11-24 03:15:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-24 03:15:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_195 [2019-11-24 03:15:06,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_195 [2019-11-24 03:15:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_194 [2019-11-24 03:15:06,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_194 [2019-11-24 03:15:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_instance_callback_15_2 [2019-11-24 03:15:06,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_instance_callback_15_2 [2019-11-24 03:15:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2019-11-24 03:15:06,078 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2019-11-24 03:15:06,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-24 03:15:06,079 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2019-11-24 03:15:06,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2019-11-24 03:15:06,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-24 03:15:06,079 INFO L130 BoogieDeclarations]: Found specification of procedure handle_new_recv_msgs [2019-11-24 03:15:06,079 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_new_recv_msgs [2019-11-24 03:15:06,080 INFO L130 BoogieDeclarations]: Found specification of procedure intf_free [2019-11-24 03:15:06,080 INFO L138 BoogieDeclarations]: Found implementation of procedure intf_free [2019-11-24 03:15:06,080 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-11-24 03:15:06,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-11-24 03:15:06,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 03:15:06,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 03:15:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_msg_received [2019-11-24 03:15:06,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_msg_received [2019-11-24 03:15:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-24 03:15:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure handle_ipmb_get_msg_cmd [2019-11-24 03:15:06,081 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_ipmb_get_msg_cmd [2019-11-24 03:15:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_free_smi_msg [2019-11-24 03:15:06,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_free_smi_msg [2019-11-24 03:15:06,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 03:15:06,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-24 03:15:06,082 INFO L130 BoogieDeclarations]: Found specification of procedure clean_up_interface_data [2019-11-24 03:15:06,082 INFO L138 BoogieDeclarations]: Found implementation of procedure clean_up_interface_data [2019-11-24 03:15:06,082 INFO L130 BoogieDeclarations]: Found specification of procedure handle_ipmb_get_msg_rsp [2019-11-24 03:15:06,082 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_ipmb_get_msg_rsp [2019-11-24 03:15:06,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-24 03:15:06,083 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_timeout_handler [2019-11-24 03:15:06,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_timeout_handler [2019-11-24 03:15:06,083 INFO L130 BoogieDeclarations]: Found specification of procedure intf_err_seq [2019-11-24 03:15:06,083 INFO L138 BoogieDeclarations]: Found implementation of procedure intf_err_seq [2019-11-24 03:15:06,083 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_timeout [2019-11-24 03:15:06,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_timeout [2019-11-24 03:15:06,084 INFO L130 BoogieDeclarations]: Found specification of procedure smi_recv_tasklet [2019-11-24 03:15:06,084 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_recv_tasklet [2019-11-24 03:15:06,084 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_free_recv_msg [2019-11-24 03:15:06,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_free_recv_msg [2019-11-24 03:15:06,084 INFO L130 BoogieDeclarations]: Found specification of procedure handle_lan_get_msg_cmd [2019-11-24 03:15:06,084 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_lan_get_msg_cmd [2019-11-24 03:15:06,084 INFO L130 BoogieDeclarations]: Found specification of procedure handle_bmc_rsp [2019-11-24 03:15:06,085 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_bmc_rsp [2019-11-24 03:15:06,085 INFO L130 BoogieDeclarations]: Found specification of procedure handle_oem_get_msg_cmd [2019-11-24 03:15:06,085 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_oem_get_msg_cmd [2019-11-24 03:15:06,085 INFO L130 BoogieDeclarations]: Found specification of procedure need_waiter [2019-11-24 03:15:06,085 INFO L138 BoogieDeclarations]: Found implementation of procedure need_waiter [2019-11-24 03:15:06,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-24 03:15:06,085 INFO L130 BoogieDeclarations]: Found specification of procedure i_ipmi_request [2019-11-24 03:15:06,086 INFO L138 BoogieDeclarations]: Found implementation of procedure i_ipmi_request [2019-11-24 03:15:06,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-11-24 03:15:06,086 INFO L130 BoogieDeclarations]: Found specification of procedure free_smi_msg_list [2019-11-24 03:15:06,086 INFO L138 BoogieDeclarations]: Found implementation of procedure free_smi_msg_list [2019-11-24 03:15:06,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-24 03:15:06,086 INFO L130 BoogieDeclarations]: Found specification of procedure deliver_err_response [2019-11-24 03:15:06,087 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver_err_response [2019-11-24 03:15:06,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_17_2 [2019-11-24 03:15:06,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_17_2 [2019-11-24 03:15:06,087 INFO L130 BoogieDeclarations]: Found specification of procedure send_channel_info_cmd [2019-11-24 03:15:06,087 INFO L138 BoogieDeclarations]: Found implementation of procedure send_channel_info_cmd [2019-11-24 03:15:06,087 INFO L130 BoogieDeclarations]: Found specification of procedure handle_one_recv_msg [2019-11-24 03:15:06,088 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_one_recv_msg [2019-11-24 03:15:06,088 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-11-24 03:15:06,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-11-24 03:15:06,088 INFO L130 BoogieDeclarations]: Found specification of procedure channel_handler [2019-11-24 03:15:06,088 INFO L138 BoogieDeclarations]: Found implementation of procedure channel_handler [2019-11-24 03:15:06,088 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2019-11-24 03:15:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2019-11-24 03:15:06,089 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2019-11-24 03:15:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-24 03:15:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure handle_read_event_rsp [2019-11-24 03:15:06,089 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_read_event_rsp [2019-11-24 03:15:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-24 03:15:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure handle_lan_get_msg_rsp [2019-11-24 03:15:06,090 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_lan_get_msg_rsp [2019-11-24 03:15:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure free_recv_msg_list [2019-11-24 03:15:06,090 INFO L138 BoogieDeclarations]: Found implementation of procedure free_recv_msg_list [2019-11-24 03:15:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_timer_instance_15 [2019-11-24 03:15:06,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_timer_instance_15 [2019-11-24 03:15:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure deliver_response [2019-11-24 03:15:06,091 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver_response [2019-11-24 03:15:06,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 03:15:06,091 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2019-11-24 03:15:30,161 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_entry_EMGentry_20_returnLabel: main_#res := 0; [2019-11-24 03:15:30,161 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2019-11-24 03:15:30,167 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint L11138: #t~ret1803 := main_#res; [2019-11-24 03:15:51,168 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 03:15:51,168 INFO L284 CfgBuilder]: Removed 2579 assume(true) statements. [2019-11-24 03:15:51,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 03:15:51 BoogieIcfgContainer [2019-11-24 03:15:51,170 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 03:15:51,171 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-24 03:15:51,171 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-24 03:15:51,174 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-24 03:15:51,174 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 03:14:56" (1/3) ... [2019-11-24 03:15:51,175 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@112fb14d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 03:15:51, skipping insertion in model container [2019-11-24 03:15:51,175 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:15:04" (2/3) ... [2019-11-24 03:15:51,176 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@112fb14d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 03:15:51, skipping insertion in model container [2019-11-24 03:15:51,176 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 03:15:51" (3/3) ... [2019-11-24 03:15:51,178 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--char--ipmi--ipmi_msghandler.ko.cil.i [2019-11-24 03:15:51,188 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-24 03:15:51,199 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 114 error locations. [2019-11-24 03:15:51,210 INFO L249 AbstractCegarLoop]: Starting to check reachability of 114 error locations. [2019-11-24 03:15:51,247 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-24 03:15:51,248 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-24 03:15:51,248 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-24 03:15:51,248 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-24 03:15:51,248 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-24 03:15:51,248 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-24 03:15:51,248 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-24 03:15:51,249 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-24 03:15:51,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1426 states. [2019-11-24 03:15:51,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-24 03:15:51,297 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:15:51,298 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 03:15:51,299 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ipmi_timeout_handlerErr7ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr3ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr8ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr6ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr9ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr5ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr4ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeoutErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, smi_recv_taskletErr0ASSERT_VIOLATIONERROR_FUNCTION, smi_recv_taskletErr1ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr2ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr5ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr3ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr4ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr1ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr0ASSERT_VIOLATIONERROR_FUNCTION, intf_err_seqErr1ASSERT_VIOLATIONERROR_FUNCTION, intf_err_seqErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr6ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr7ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr5ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr3ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr5ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr2ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr4ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr11ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr4ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr2ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr6ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr5ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr1ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr3ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr0ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr15ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr7ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr8ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr13ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr9ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr10ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr12ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:15:51,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:15:51,304 INFO L82 PathProgramCache]: Analyzing trace with hash -1798471370, now seen corresponding path program 1 times [2019-11-24 03:15:51,314 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:15:51,315 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851717999] [2019-11-24 03:15:51,315 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:15:51,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:15:52,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:15:52,169 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851717999] [2019-11-24 03:15:52,170 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:15:52,171 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-24 03:15:52,171 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308001482] [2019-11-24 03:15:52,176 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 03:15:52,177 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:15:52,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 03:15:52,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 03:15:52,193 INFO L87 Difference]: Start difference. First operand 1426 states. Second operand 3 states. [2019-11-24 03:15:52,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:15:52,455 INFO L93 Difference]: Finished difference Result 3192 states and 4663 transitions. [2019-11-24 03:15:52,456 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 03:15:52,457 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2019-11-24 03:15:52,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:15:52,482 INFO L225 Difference]: With dead ends: 3192 [2019-11-24 03:15:52,483 INFO L226 Difference]: Without dead ends: 1491 [2019-11-24 03:15:52,497 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 03:15:52,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1491 states. [2019-11-24 03:15:52,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1491 to 1247. [2019-11-24 03:15:52,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1247 states. [2019-11-24 03:15:52,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 1247 states and 1572 transitions. [2019-11-24 03:15:52,654 INFO L78 Accepts]: Start accepts. Automaton has 1247 states and 1572 transitions. Word has length 9 [2019-11-24 03:15:52,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:15:52,654 INFO L462 AbstractCegarLoop]: Abstraction has 1247 states and 1572 transitions. [2019-11-24 03:15:52,655 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 03:15:52,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 1572 transitions. [2019-11-24 03:15:52,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-24 03:15:52,657 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:15:52,657 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 03:15:52,658 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ipmi_timeout_handlerErr7ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr3ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr8ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr6ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr9ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr5ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr4ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeoutErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, smi_recv_taskletErr0ASSERT_VIOLATIONERROR_FUNCTION, smi_recv_taskletErr1ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr2ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr5ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr3ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr4ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr1ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr0ASSERT_VIOLATIONERROR_FUNCTION, intf_err_seqErr1ASSERT_VIOLATIONERROR_FUNCTION, intf_err_seqErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr6ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr7ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr5ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr3ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr5ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr2ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr4ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr11ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr4ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr2ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr6ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr5ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr1ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr3ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr0ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr15ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr7ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr8ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr13ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr9ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr10ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr12ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:15:52,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:15:52,659 INFO L82 PathProgramCache]: Analyzing trace with hash -1637272863, now seen corresponding path program 1 times [2019-11-24 03:15:52,659 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:15:52,660 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942357869] [2019-11-24 03:15:52,660 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:15:52,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:15:53,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:15:53,127 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942357869] [2019-11-24 03:15:53,127 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:15:53,128 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 03:15:53,128 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007793308] [2019-11-24 03:15:53,134 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:15:53,135 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:15:53,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:15:53,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:15:53,136 INFO L87 Difference]: Start difference. First operand 1247 states and 1572 transitions. Second operand 4 states. [2019-11-24 03:15:53,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:15:53,251 INFO L93 Difference]: Finished difference Result 1247 states and 1572 transitions. [2019-11-24 03:15:53,251 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 03:15:53,252 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2019-11-24 03:15:53,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:15:53,260 INFO L225 Difference]: With dead ends: 1247 [2019-11-24 03:15:53,261 INFO L226 Difference]: Without dead ends: 1243 [2019-11-24 03:15:53,262 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:15:53,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1243 states. [2019-11-24 03:15:53,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1243 to 1243. [2019-11-24 03:15:53,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1243 states. [2019-11-24 03:15:53,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 1243 states and 1568 transitions. [2019-11-24 03:15:53,314 INFO L78 Accepts]: Start accepts. Automaton has 1243 states and 1568 transitions. Word has length 10 [2019-11-24 03:15:53,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:15:53,315 INFO L462 AbstractCegarLoop]: Abstraction has 1243 states and 1568 transitions. [2019-11-24 03:15:53,315 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:15:53,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 1568 transitions. [2019-11-24 03:15:53,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2019-11-24 03:15:53,316 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:15:53,316 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 03:15:53,317 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ipmi_timeout_handlerErr7ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr3ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr8ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr6ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr9ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr5ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr4ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeoutErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, smi_recv_taskletErr0ASSERT_VIOLATIONERROR_FUNCTION, smi_recv_taskletErr1ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr2ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr5ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr3ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr4ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr1ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr0ASSERT_VIOLATIONERROR_FUNCTION, intf_err_seqErr1ASSERT_VIOLATIONERROR_FUNCTION, intf_err_seqErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr6ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr7ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr5ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr3ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr5ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr2ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr4ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr11ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr4ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr2ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr6ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr5ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr1ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr3ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr0ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr15ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr7ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr8ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr13ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr9ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr10ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr12ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:15:53,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:15:53,317 INFO L82 PathProgramCache]: Analyzing trace with hash -1460900411, now seen corresponding path program 1 times [2019-11-24 03:15:53,318 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:15:53,318 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725058822] [2019-11-24 03:15:53,318 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:15:53,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:15:53,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:15:53,663 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1725058822] [2019-11-24 03:15:53,663 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:15:53,663 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 03:15:53,663 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714404436] [2019-11-24 03:15:53,665 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:15:53,665 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:15:53,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:15:53,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:15:53,666 INFO L87 Difference]: Start difference. First operand 1243 states and 1568 transitions. Second operand 4 states. [2019-11-24 03:15:53,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:15:53,780 INFO L93 Difference]: Finished difference Result 1243 states and 1568 transitions. [2019-11-24 03:15:53,781 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 03:15:53,781 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2019-11-24 03:15:53,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:15:53,789 INFO L225 Difference]: With dead ends: 1243 [2019-11-24 03:15:53,789 INFO L226 Difference]: Without dead ends: 1239 [2019-11-24 03:15:53,790 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:15:53,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1239 states. [2019-11-24 03:15:53,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1239 to 1239. [2019-11-24 03:15:53,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1239 states. [2019-11-24 03:15:53,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 1239 states and 1564 transitions. [2019-11-24 03:15:53,869 INFO L78 Accepts]: Start accepts. Automaton has 1239 states and 1564 transitions. Word has length 12 [2019-11-24 03:15:53,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:15:53,870 INFO L462 AbstractCegarLoop]: Abstraction has 1239 states and 1564 transitions. [2019-11-24 03:15:53,870 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:15:53,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 1564 transitions. [2019-11-24 03:15:53,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-24 03:15:53,871 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:15:53,871 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 03:15:53,872 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ipmi_timeout_handlerErr7ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr3ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr8ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr6ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr9ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr5ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr4ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeoutErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, smi_recv_taskletErr0ASSERT_VIOLATIONERROR_FUNCTION, smi_recv_taskletErr1ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr2ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr5ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr3ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr4ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr1ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr0ASSERT_VIOLATIONERROR_FUNCTION, intf_err_seqErr1ASSERT_VIOLATIONERROR_FUNCTION, intf_err_seqErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr6ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr7ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr5ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr3ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr5ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr2ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr4ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr11ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr4ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr2ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr6ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr5ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr1ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr3ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr0ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr15ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr7ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr8ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr13ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr9ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr10ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr12ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:15:53,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:15:53,873 INFO L82 PathProgramCache]: Analyzing trace with hash 529301769, now seen corresponding path program 1 times [2019-11-24 03:15:53,873 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:15:53,873 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549602661] [2019-11-24 03:15:53,873 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:15:54,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:15:54,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:15:54,234 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549602661] [2019-11-24 03:15:54,234 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:15:54,234 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 03:15:54,237 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709496691] [2019-11-24 03:15:54,238 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:15:54,238 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:15:54,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:15:54,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:15:54,238 INFO L87 Difference]: Start difference. First operand 1239 states and 1564 transitions. Second operand 4 states. [2019-11-24 03:15:54,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:15:54,336 INFO L93 Difference]: Finished difference Result 1239 states and 1564 transitions. [2019-11-24 03:15:54,337 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 03:15:54,337 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2019-11-24 03:15:54,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:15:54,352 INFO L225 Difference]: With dead ends: 1239 [2019-11-24 03:15:54,353 INFO L226 Difference]: Without dead ends: 1235 [2019-11-24 03:15:54,354 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:15:54,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1235 states. [2019-11-24 03:15:54,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1235 to 1235. [2019-11-24 03:15:54,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1235 states. [2019-11-24 03:15:54,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 1235 states and 1560 transitions. [2019-11-24 03:15:54,419 INFO L78 Accepts]: Start accepts. Automaton has 1235 states and 1560 transitions. Word has length 14 [2019-11-24 03:15:54,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:15:54,420 INFO L462 AbstractCegarLoop]: Abstraction has 1235 states and 1560 transitions. [2019-11-24 03:15:54,420 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:15:54,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1560 transitions. [2019-11-24 03:15:54,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-24 03:15:54,422 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:15:54,422 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 03:15:54,422 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ipmi_timeout_handlerErr7ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr3ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr8ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr6ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr9ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr5ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr4ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeoutErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, smi_recv_taskletErr0ASSERT_VIOLATIONERROR_FUNCTION, smi_recv_taskletErr1ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr2ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr5ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr3ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr4ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr1ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr0ASSERT_VIOLATIONERROR_FUNCTION, intf_err_seqErr1ASSERT_VIOLATIONERROR_FUNCTION, intf_err_seqErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr6ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr7ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr5ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr3ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr5ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr2ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr4ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr11ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr4ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr2ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr6ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr5ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr1ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr3ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr0ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr15ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr7ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr8ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr13ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr9ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr10ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr12ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:15:54,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:15:54,423 INFO L82 PathProgramCache]: Analyzing trace with hash 1853150381, now seen corresponding path program 1 times [2019-11-24 03:15:54,423 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:15:54,423 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [55091017] [2019-11-24 03:15:54,423 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:15:54,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:15:54,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:15:54,987 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [55091017] [2019-11-24 03:15:54,987 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:15:54,987 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 03:15:54,988 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263349521] [2019-11-24 03:15:54,988 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:15:54,988 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:15:54,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:15:54,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:15:54,989 INFO L87 Difference]: Start difference. First operand 1235 states and 1560 transitions. Second operand 4 states. [2019-11-24 03:15:55,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:15:55,074 INFO L93 Difference]: Finished difference Result 1235 states and 1560 transitions. [2019-11-24 03:15:55,074 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 03:15:55,074 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2019-11-24 03:15:55,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:15:55,081 INFO L225 Difference]: With dead ends: 1235 [2019-11-24 03:15:55,081 INFO L226 Difference]: Without dead ends: 1231 [2019-11-24 03:15:55,082 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:15:55,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1231 states. [2019-11-24 03:15:55,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1231 to 1231. [2019-11-24 03:15:55,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1231 states. [2019-11-24 03:15:55,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 1231 states and 1556 transitions. [2019-11-24 03:15:55,140 INFO L78 Accepts]: Start accepts. Automaton has 1231 states and 1556 transitions. Word has length 16 [2019-11-24 03:15:55,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:15:55,141 INFO L462 AbstractCegarLoop]: Abstraction has 1231 states and 1556 transitions. [2019-11-24 03:15:55,141 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:15:55,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1556 transitions. [2019-11-24 03:15:55,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-24 03:15:55,142 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:15:55,142 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 03:15:55,143 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ipmi_timeout_handlerErr7ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr3ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr8ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr6ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr9ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr5ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr4ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeoutErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, smi_recv_taskletErr0ASSERT_VIOLATIONERROR_FUNCTION, smi_recv_taskletErr1ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr2ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr5ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr3ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr4ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr1ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr0ASSERT_VIOLATIONERROR_FUNCTION, intf_err_seqErr1ASSERT_VIOLATIONERROR_FUNCTION, intf_err_seqErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr6ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr7ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr5ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr3ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr5ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr2ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr4ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr11ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr4ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr2ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr6ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr5ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr1ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr3ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr0ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr15ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr7ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr8ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr13ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr9ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr10ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr12ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:15:55,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:15:55,143 INFO L82 PathProgramCache]: Analyzing trace with hash -1533620047, now seen corresponding path program 1 times [2019-11-24 03:15:55,143 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:15:55,144 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342915715] [2019-11-24 03:15:55,144 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:15:55,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:15:55,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:15:55,427 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342915715] [2019-11-24 03:15:55,427 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:15:55,427 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 03:15:55,428 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864003678] [2019-11-24 03:15:55,428 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:15:55,428 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:15:55,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:15:55,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:15:55,429 INFO L87 Difference]: Start difference. First operand 1231 states and 1556 transitions. Second operand 4 states. [2019-11-24 03:15:55,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:15:55,542 INFO L93 Difference]: Finished difference Result 1231 states and 1556 transitions. [2019-11-24 03:15:55,543 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 03:15:55,543 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 18 [2019-11-24 03:15:55,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:15:55,551 INFO L225 Difference]: With dead ends: 1231 [2019-11-24 03:15:55,552 INFO L226 Difference]: Without dead ends: 1227 [2019-11-24 03:15:55,553 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:15:55,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1227 states. [2019-11-24 03:15:55,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1227 to 1227. [2019-11-24 03:15:55,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1227 states. [2019-11-24 03:15:55,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 1227 states and 1552 transitions. [2019-11-24 03:15:55,636 INFO L78 Accepts]: Start accepts. Automaton has 1227 states and 1552 transitions. Word has length 18 [2019-11-24 03:15:55,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:15:55,636 INFO L462 AbstractCegarLoop]: Abstraction has 1227 states and 1552 transitions. [2019-11-24 03:15:55,636 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:15:55,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 1552 transitions. [2019-11-24 03:15:55,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-24 03:15:55,638 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:15:55,638 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 03:15:55,639 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ipmi_timeout_handlerErr7ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr3ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr8ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr6ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr9ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr5ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr4ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeoutErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, smi_recv_taskletErr0ASSERT_VIOLATIONERROR_FUNCTION, smi_recv_taskletErr1ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr2ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr5ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr3ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr4ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr1ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr0ASSERT_VIOLATIONERROR_FUNCTION, intf_err_seqErr1ASSERT_VIOLATIONERROR_FUNCTION, intf_err_seqErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr6ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr7ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr5ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr3ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr5ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr2ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr4ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr11ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr4ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr2ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr6ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr5ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr1ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr3ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr0ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr15ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr7ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr8ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr13ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr9ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr10ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr12ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:15:55,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:15:55,639 INFO L82 PathProgramCache]: Analyzing trace with hash -634790635, now seen corresponding path program 1 times [2019-11-24 03:15:55,639 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:15:55,640 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461127500] [2019-11-24 03:15:55,640 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:15:55,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:15:55,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:15:55,956 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461127500] [2019-11-24 03:15:55,956 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:15:55,957 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 03:15:55,957 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921148235] [2019-11-24 03:15:55,957 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:15:55,957 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:15:55,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:15:55,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:15:55,960 INFO L87 Difference]: Start difference. First operand 1227 states and 1552 transitions. Second operand 4 states. [2019-11-24 03:15:56,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:15:56,061 INFO L93 Difference]: Finished difference Result 1227 states and 1552 transitions. [2019-11-24 03:15:56,062 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 03:15:56,062 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2019-11-24 03:15:56,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:15:56,071 INFO L225 Difference]: With dead ends: 1227 [2019-11-24 03:15:56,071 INFO L226 Difference]: Without dead ends: 1223 [2019-11-24 03:15:56,073 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:15:56,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1223 states. [2019-11-24 03:15:56,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1223 to 1223. [2019-11-24 03:15:56,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1223 states. [2019-11-24 03:15:56,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223 states to 1223 states and 1548 transitions. [2019-11-24 03:15:56,164 INFO L78 Accepts]: Start accepts. Automaton has 1223 states and 1548 transitions. Word has length 20 [2019-11-24 03:15:56,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:15:56,164 INFO L462 AbstractCegarLoop]: Abstraction has 1223 states and 1548 transitions. [2019-11-24 03:15:56,164 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:15:56,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 1548 transitions. [2019-11-24 03:15:56,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-24 03:15:56,166 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:15:56,166 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 03:15:56,166 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ipmi_timeout_handlerErr7ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr3ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr8ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr6ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr9ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr5ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr4ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeoutErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, smi_recv_taskletErr0ASSERT_VIOLATIONERROR_FUNCTION, smi_recv_taskletErr1ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr2ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr5ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr3ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr4ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr1ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr0ASSERT_VIOLATIONERROR_FUNCTION, intf_err_seqErr1ASSERT_VIOLATIONERROR_FUNCTION, intf_err_seqErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr6ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr7ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr5ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr3ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr5ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr2ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr4ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr11ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr4ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr2ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr6ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr5ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr1ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr3ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr0ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr15ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr7ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr8ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr13ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr9ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr10ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr12ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:15:56,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:15:56,167 INFO L82 PathProgramCache]: Analyzing trace with hash -148151847, now seen corresponding path program 1 times [2019-11-24 03:15:56,167 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:15:56,167 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661224762] [2019-11-24 03:15:56,168 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:15:56,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:15:56,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:15:56,482 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661224762] [2019-11-24 03:15:56,482 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:15:56,483 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 03:15:56,483 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117252446] [2019-11-24 03:15:56,483 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:15:56,483 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:15:56,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:15:56,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:15:56,484 INFO L87 Difference]: Start difference. First operand 1223 states and 1548 transitions. Second operand 4 states. [2019-11-24 03:15:56,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:15:56,574 INFO L93 Difference]: Finished difference Result 1223 states and 1548 transitions. [2019-11-24 03:15:56,578 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 03:15:56,578 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2019-11-24 03:15:56,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:15:56,585 INFO L225 Difference]: With dead ends: 1223 [2019-11-24 03:15:56,585 INFO L226 Difference]: Without dead ends: 1219 [2019-11-24 03:15:56,586 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:15:56,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1219 states. [2019-11-24 03:15:56,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1219 to 1219. [2019-11-24 03:15:56,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1219 states. [2019-11-24 03:15:56,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 1219 states and 1544 transitions. [2019-11-24 03:15:56,659 INFO L78 Accepts]: Start accepts. Automaton has 1219 states and 1544 transitions. Word has length 22 [2019-11-24 03:15:56,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:15:56,659 INFO L462 AbstractCegarLoop]: Abstraction has 1219 states and 1544 transitions. [2019-11-24 03:15:56,659 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:15:56,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1544 transitions. [2019-11-24 03:15:56,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-24 03:15:56,662 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:15:56,662 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 03:15:56,663 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ipmi_timeout_handlerErr7ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr3ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr8ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr6ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr9ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr5ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr4ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeoutErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, smi_recv_taskletErr0ASSERT_VIOLATIONERROR_FUNCTION, smi_recv_taskletErr1ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr2ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr5ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr3ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr4ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr1ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr0ASSERT_VIOLATIONERROR_FUNCTION, intf_err_seqErr1ASSERT_VIOLATIONERROR_FUNCTION, intf_err_seqErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr6ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr7ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr5ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr3ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr5ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr2ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr4ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr11ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr4ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr2ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr6ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr5ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr1ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr3ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr0ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr15ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr7ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr8ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr13ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr9ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr10ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr12ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:15:56,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:15:56,663 INFO L82 PathProgramCache]: Analyzing trace with hash -621694584, now seen corresponding path program 1 times [2019-11-24 03:15:56,664 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:15:56,664 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640269690] [2019-11-24 03:15:56,664 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:15:56,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:15:57,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:15:57,089 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1640269690] [2019-11-24 03:15:57,090 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:15:57,090 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 03:15:57,090 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352211526] [2019-11-24 03:15:57,090 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:15:57,091 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:15:57,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:15:57,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:15:57,091 INFO L87 Difference]: Start difference. First operand 1219 states and 1544 transitions. Second operand 4 states. [2019-11-24 03:15:57,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:15:57,428 INFO L93 Difference]: Finished difference Result 2428 states and 3184 transitions. [2019-11-24 03:15:57,428 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-24 03:15:57,428 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 28 [2019-11-24 03:15:57,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:15:57,443 INFO L225 Difference]: With dead ends: 2428 [2019-11-24 03:15:57,444 INFO L226 Difference]: Without dead ends: 2426 [2019-11-24 03:15:57,445 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:15:57,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2426 states. [2019-11-24 03:15:57,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2426 to 1954. [2019-11-24 03:15:57,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1954 states. [2019-11-24 03:15:57,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1954 states to 1954 states and 2732 transitions. [2019-11-24 03:15:57,585 INFO L78 Accepts]: Start accepts. Automaton has 1954 states and 2732 transitions. Word has length 28 [2019-11-24 03:15:57,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:15:57,585 INFO L462 AbstractCegarLoop]: Abstraction has 1954 states and 2732 transitions. [2019-11-24 03:15:57,585 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:15:57,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1954 states and 2732 transitions. [2019-11-24 03:15:57,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2019-11-24 03:15:57,586 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:15:57,587 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 03:15:57,587 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ipmi_timeout_handlerErr7ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr3ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr8ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr6ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr9ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr5ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr4ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeoutErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, smi_recv_taskletErr0ASSERT_VIOLATIONERROR_FUNCTION, smi_recv_taskletErr1ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr2ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr5ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr3ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr4ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr1ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr0ASSERT_VIOLATIONERROR_FUNCTION, intf_err_seqErr1ASSERT_VIOLATIONERROR_FUNCTION, intf_err_seqErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr6ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr7ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr5ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr3ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr5ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr2ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr4ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr11ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr4ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr2ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr6ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr5ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr1ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr3ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr0ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr15ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr7ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr8ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr13ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr9ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr10ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr12ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:15:57,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:15:57,588 INFO L82 PathProgramCache]: Analyzing trace with hash -272305259, now seen corresponding path program 1 times [2019-11-24 03:15:57,588 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:15:57,588 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389517402] [2019-11-24 03:15:57,588 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:15:57,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:15:57,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:15:57,936 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389517402] [2019-11-24 03:15:57,937 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:15:57,937 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-24 03:15:57,937 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [659165551] [2019-11-24 03:15:57,937 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-24 03:15:57,937 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:15:57,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-24 03:15:57,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:15:57,938 INFO L87 Difference]: Start difference. First operand 1954 states and 2732 transitions. Second operand 5 states. [2019-11-24 03:16:02,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:16:02,509 INFO L93 Difference]: Finished difference Result 4453 states and 6427 transitions. [2019-11-24 03:16:02,510 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-24 03:16:02,510 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2019-11-24 03:16:02,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:16:02,544 INFO L225 Difference]: With dead ends: 4453 [2019-11-24 03:16:02,544 INFO L226 Difference]: Without dead ends: 4451 [2019-11-24 03:16:02,546 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-24 03:16:02,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4451 states. [2019-11-24 03:16:02,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4451 to 3740. [2019-11-24 03:16:02,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3740 states. [2019-11-24 03:16:02,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3740 states to 3740 states and 5634 transitions. [2019-11-24 03:16:02,876 INFO L78 Accepts]: Start accepts. Automaton has 3740 states and 5634 transitions. Word has length 29 [2019-11-24 03:16:02,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:16:02,876 INFO L462 AbstractCegarLoop]: Abstraction has 3740 states and 5634 transitions. [2019-11-24 03:16:02,876 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-24 03:16:02,876 INFO L276 IsEmpty]: Start isEmpty. Operand 3740 states and 5634 transitions. [2019-11-24 03:16:02,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-24 03:16:02,877 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:16:02,878 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 03:16:02,878 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ipmi_timeout_handlerErr7ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr3ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr8ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr6ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr9ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr5ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr4ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeoutErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, smi_recv_taskletErr0ASSERT_VIOLATIONERROR_FUNCTION, smi_recv_taskletErr1ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr2ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr5ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr3ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr4ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr1ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr0ASSERT_VIOLATIONERROR_FUNCTION, intf_err_seqErr1ASSERT_VIOLATIONERROR_FUNCTION, intf_err_seqErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr6ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr7ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr5ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr3ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr5ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr2ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr4ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr11ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr4ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr2ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr6ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr5ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr1ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr3ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr0ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr15ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr7ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr8ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr13ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr9ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr10ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr12ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:16:02,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:16:02,879 INFO L82 PathProgramCache]: Analyzing trace with hash -639711491, now seen corresponding path program 1 times [2019-11-24 03:16:02,879 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:16:02,879 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942030786] [2019-11-24 03:16:02,879 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:16:02,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:16:03,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:16:03,153 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942030786] [2019-11-24 03:16:03,153 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:16:03,153 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 03:16:03,153 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961010615] [2019-11-24 03:16:03,154 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:16:03,154 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:16:03,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:16:03,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:16:03,154 INFO L87 Difference]: Start difference. First operand 3740 states and 5634 transitions. Second operand 4 states. [2019-11-24 03:16:03,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:16:03,413 INFO L93 Difference]: Finished difference Result 3740 states and 5634 transitions. [2019-11-24 03:16:03,414 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 03:16:03,414 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2019-11-24 03:16:03,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:16:03,442 INFO L225 Difference]: With dead ends: 3740 [2019-11-24 03:16:03,443 INFO L226 Difference]: Without dead ends: 3736 [2019-11-24 03:16:03,448 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:16:03,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3736 states. [2019-11-24 03:16:03,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3736 to 3736. [2019-11-24 03:16:03,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3736 states. [2019-11-24 03:16:03,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3736 states to 3736 states and 5630 transitions. [2019-11-24 03:16:03,809 INFO L78 Accepts]: Start accepts. Automaton has 3736 states and 5630 transitions. Word has length 24 [2019-11-24 03:16:03,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:16:03,810 INFO L462 AbstractCegarLoop]: Abstraction has 3736 states and 5630 transitions. [2019-11-24 03:16:03,810 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:16:03,810 INFO L276 IsEmpty]: Start isEmpty. Operand 3736 states and 5630 transitions. [2019-11-24 03:16:03,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-11-24 03:16:03,814 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:16:03,814 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 03:16:03,815 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ipmi_timeout_handlerErr7ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr3ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr8ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr6ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr9ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr5ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr4ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeoutErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, smi_recv_taskletErr0ASSERT_VIOLATIONERROR_FUNCTION, smi_recv_taskletErr1ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr2ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr5ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr3ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr4ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr1ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr0ASSERT_VIOLATIONERROR_FUNCTION, intf_err_seqErr1ASSERT_VIOLATIONERROR_FUNCTION, intf_err_seqErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr6ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr7ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr5ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr3ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr5ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr2ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr4ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr11ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr4ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr2ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr6ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr5ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr1ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr3ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr0ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr15ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr7ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr8ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr13ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr9ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr10ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr12ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:16:03,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:16:03,816 INFO L82 PathProgramCache]: Analyzing trace with hash -266894902, now seen corresponding path program 1 times [2019-11-24 03:16:03,816 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:16:03,817 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137030209] [2019-11-24 03:16:03,817 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:16:04,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:16:04,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:16:04,202 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137030209] [2019-11-24 03:16:04,202 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:16:04,203 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 03:16:04,203 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391177887] [2019-11-24 03:16:04,203 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 03:16:04,203 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:16:04,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 03:16:04,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 03:16:04,204 INFO L87 Difference]: Start difference. First operand 3736 states and 5630 transitions. Second operand 3 states. [2019-11-24 03:16:04,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:16:04,506 INFO L93 Difference]: Finished difference Result 7464 states and 11938 transitions. [2019-11-24 03:16:04,507 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 03:16:04,507 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 30 [2019-11-24 03:16:04,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:16:04,539 INFO L225 Difference]: With dead ends: 7464 [2019-11-24 03:16:04,539 INFO L226 Difference]: Without dead ends: 3760 [2019-11-24 03:16:04,574 INFO L630 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 [2019-11-24 03:16:04,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3760 states. [2019-11-24 03:16:04,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3760 to 3742. [2019-11-24 03:16:04,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3742 states. [2019-11-24 03:16:04,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3742 states to 3742 states and 5633 transitions. [2019-11-24 03:16:04,887 INFO L78 Accepts]: Start accepts. Automaton has 3742 states and 5633 transitions. Word has length 30 [2019-11-24 03:16:04,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:16:04,887 INFO L462 AbstractCegarLoop]: Abstraction has 3742 states and 5633 transitions. [2019-11-24 03:16:04,888 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 03:16:04,888 INFO L276 IsEmpty]: Start isEmpty. Operand 3742 states and 5633 transitions. [2019-11-24 03:16:04,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-24 03:16:04,889 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:16:04,890 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 03:16:04,890 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ipmi_timeout_handlerErr7ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr3ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr8ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr6ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr9ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr5ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr4ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeoutErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, smi_recv_taskletErr0ASSERT_VIOLATIONERROR_FUNCTION, smi_recv_taskletErr1ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr2ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr5ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr3ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr4ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr1ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr0ASSERT_VIOLATIONERROR_FUNCTION, intf_err_seqErr1ASSERT_VIOLATIONERROR_FUNCTION, intf_err_seqErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr6ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr7ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr5ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr3ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr5ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr2ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr4ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr11ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr4ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr2ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr6ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr5ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr1ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr3ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr0ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr15ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr7ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr8ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr13ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr9ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr10ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr12ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:16:04,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:16:04,891 INFO L82 PathProgramCache]: Analyzing trace with hash -1024532872, now seen corresponding path program 1 times [2019-11-24 03:16:04,891 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:16:04,891 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820796522] [2019-11-24 03:16:04,891 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:16:05,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:16:05,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:16:05,212 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820796522] [2019-11-24 03:16:05,212 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:16:05,212 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 03:16:05,213 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772772116] [2019-11-24 03:16:05,213 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:16:05,213 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:16:05,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:16:05,214 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:16:05,214 INFO L87 Difference]: Start difference. First operand 3742 states and 5633 transitions. Second operand 4 states. [2019-11-24 03:16:05,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:16:05,960 INFO L93 Difference]: Finished difference Result 5826 states and 9068 transitions. [2019-11-24 03:16:05,960 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-24 03:16:05,960 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2019-11-24 03:16:05,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:16:06,017 INFO L225 Difference]: With dead ends: 5826 [2019-11-24 03:16:06,018 INFO L226 Difference]: Without dead ends: 5822 [2019-11-24 03:16:06,022 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:16:06,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5822 states. [2019-11-24 03:16:06,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5822 to 5498. [2019-11-24 03:16:06,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5498 states. [2019-11-24 03:16:06,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5498 states to 5498 states and 8666 transitions. [2019-11-24 03:16:06,519 INFO L78 Accepts]: Start accepts. Automaton has 5498 states and 8666 transitions. Word has length 32 [2019-11-24 03:16:06,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:16:06,520 INFO L462 AbstractCegarLoop]: Abstraction has 5498 states and 8666 transitions. [2019-11-24 03:16:06,520 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:16:06,520 INFO L276 IsEmpty]: Start isEmpty. Operand 5498 states and 8666 transitions. [2019-11-24 03:16:06,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2019-11-24 03:16:06,522 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:16:06,522 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 03:16:06,523 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ipmi_timeout_handlerErr7ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr3ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr8ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr6ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr9ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr5ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr4ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeoutErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, smi_recv_taskletErr0ASSERT_VIOLATIONERROR_FUNCTION, smi_recv_taskletErr1ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr2ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr5ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr3ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr4ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr1ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr0ASSERT_VIOLATIONERROR_FUNCTION, intf_err_seqErr1ASSERT_VIOLATIONERROR_FUNCTION, intf_err_seqErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr6ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr7ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr5ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr3ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr5ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr2ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr4ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr11ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr4ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr2ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr6ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr5ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr1ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr3ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr0ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr15ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr7ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr8ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr13ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr9ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr10ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr12ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:16:06,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:16:06,523 INFO L82 PathProgramCache]: Analyzing trace with hash -582127456, now seen corresponding path program 1 times [2019-11-24 03:16:06,524 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:16:06,527 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236490065] [2019-11-24 03:16:06,528 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:16:06,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:16:06,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:16:06,777 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236490065] [2019-11-24 03:16:06,777 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:16:06,777 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 03:16:06,778 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [563802216] [2019-11-24 03:16:06,779 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:16:06,779 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:16:06,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:16:06,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:16:06,779 INFO L87 Difference]: Start difference. First operand 5498 states and 8666 transitions. Second operand 4 states. [2019-11-24 03:16:07,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 03:16:07,162 INFO L93 Difference]: Finished difference Result 5498 states and 8666 transitions. [2019-11-24 03:16:07,162 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 03:16:07,163 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2019-11-24 03:16:07,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 03:16:07,185 INFO L225 Difference]: With dead ends: 5498 [2019-11-24 03:16:07,186 INFO L226 Difference]: Without dead ends: 5494 [2019-11-24 03:16:07,190 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 03:16:07,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5494 states. [2019-11-24 03:16:07,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5494 to 5494. [2019-11-24 03:16:07,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5494 states. [2019-11-24 03:16:07,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5494 states to 5494 states and 8662 transitions. [2019-11-24 03:16:07,574 INFO L78 Accepts]: Start accepts. Automaton has 5494 states and 8662 transitions. Word has length 26 [2019-11-24 03:16:07,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 03:16:07,574 INFO L462 AbstractCegarLoop]: Abstraction has 5494 states and 8662 transitions. [2019-11-24 03:16:07,575 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 03:16:07,575 INFO L276 IsEmpty]: Start isEmpty. Operand 5494 states and 8662 transitions. [2019-11-24 03:16:07,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-11-24 03:16:07,576 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:16:07,576 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 03:16:07,576 INFO L410 AbstractCegarLoop]: === Iteration 15 === [ipmi_timeout_handlerErr7ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr3ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr8ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr6ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr9ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr5ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr2ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeout_handlerErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr4ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_new_recv_msgsErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, ipmi_timeoutErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_oem_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, smi_recv_taskletErr0ASSERT_VIOLATIONERROR_FUNCTION, smi_recv_taskletErr1ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr2ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr5ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr3ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr4ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr1ASSERT_VIOLATIONERROR_FUNCTION, clean_up_interface_dataErr0ASSERT_VIOLATIONERROR_FUNCTION, intf_err_seqErr1ASSERT_VIOLATIONERROR_FUNCTION, intf_err_seqErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr6ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr7ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr5ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_read_event_rspErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr3ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr5ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr4ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr0ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr2ASSERT_VIOLATIONERROR_FUNCTION, ipmi_smi_msg_receivedErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr4ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr1ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr3ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr2ASSERT_VIOLATIONERROR_FUNCTION, handle_ipmb_get_msg_cmdErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr38ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr24ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr36ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr17ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr22ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr20ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr40ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr34ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr19ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr41ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr26ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr32ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr28ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr13ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr11ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr30ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr23ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr37ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr16ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr21ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr18ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr39ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr12ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr27ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr33ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr25ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr35ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr14ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr29ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr31ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_rspErr0ASSERT_VIOLATIONERROR_FUNCTION, handle_lan_get_msg_rspErr1ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr11ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr4ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr2ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr6ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr5ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr1ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr3ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr0ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr15ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr7ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr8ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr13ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr9ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr10ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr12ASSERT_VIOLATIONERROR_FUNCTION, i_ipmi_requestErr14ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:16:07,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:16:07,577 INFO L82 PathProgramCache]: Analyzing trace with hash -364038929, now seen corresponding path program 1 times [2019-11-24 03:16:07,577 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:16:07,577 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996616433] [2019-11-24 03:16:07,577 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:16:07,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 03:16:07,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 03:16:07,866 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996616433] [2019-11-24 03:16:07,867 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 03:16:07,867 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-24 03:16:07,867 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697739856] [2019-11-24 03:16:07,867 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 03:16:07,867 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 03:16:07,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 03:16:07,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 03:16:07,868 INFO L87 Difference]: Start difference. First operand 5494 states and 8662 transitions. Second operand 4 states.