./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--fcoe--fcoe.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ae007674 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--fcoe--fcoe.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b09307eff68471b13f9f4af8ca37265160c175233f57a4afa3e4fdd6d6503a6b --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-28 04:34:09,409 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 04:34:09,411 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 04:34:09,447 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 04:34:09,448 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 04:34:09,451 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 04:34:09,453 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 04:34:09,457 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 04:34:09,459 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 04:34:09,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 04:34:09,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 04:34:09,477 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 04:34:09,478 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 04:34:09,480 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 04:34:09,481 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 04:34:09,484 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 04:34:09,485 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 04:34:09,486 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 04:34:09,488 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 04:34:09,493 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 04:34:09,494 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 04:34:09,495 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 04:34:09,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 04:34:09,498 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 04:34:09,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 04:34:09,504 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 04:34:09,504 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 04:34:09,505 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 04:34:09,507 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 04:34:09,507 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 04:34:09,508 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 04:34:09,508 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 04:34:09,510 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 04:34:09,511 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 04:34:09,512 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 04:34:09,512 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 04:34:09,513 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 04:34:09,514 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 04:34:09,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 04:34:09,515 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 04:34:09,516 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 04:34:09,520 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 04:34:09,562 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 04:34:09,562 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 04:34:09,563 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 04:34:09,563 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 04:34:09,564 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 04:34:09,564 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 04:34:09,566 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 04:34:09,566 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 04:34:09,566 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 04:34:09,566 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 04:34:09,567 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 04:34:09,567 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 04:34:09,568 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 04:34:09,568 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 04:34:09,568 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 04:34:09,568 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 04:34:09,568 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 04:34:09,569 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 04:34:09,569 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 04:34:09,569 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 04:34:09,569 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 04:34:09,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 04:34:09,570 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 04:34:09,570 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 04:34:09,570 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 04:34:09,570 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 04:34:09,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 04:34:09,571 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 04:34:09,571 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 04:34:09,571 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 04:34:09,571 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b09307eff68471b13f9f4af8ca37265160c175233f57a4afa3e4fdd6d6503a6b [2021-12-28 04:34:09,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 04:34:09,927 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 04:34:09,932 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 04:34:09,933 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 04:34:09,934 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 04:34:09,936 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--fcoe--fcoe.ko-entry_point.cil.out.i [2021-12-28 04:34:10,000 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/946fc6021/e6ed80ac45dc4b838155b06011ae0193/FLAG25250dc18 [2021-12-28 04:34:10,897 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 04:34:10,897 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--fcoe--fcoe.ko-entry_point.cil.out.i [2021-12-28 04:34:10,953 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/946fc6021/e6ed80ac45dc4b838155b06011ae0193/FLAG25250dc18 [2021-12-28 04:34:11,366 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/946fc6021/e6ed80ac45dc4b838155b06011ae0193 [2021-12-28 04:34:11,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 04:34:11,369 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 04:34:11,370 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 04:34:11,370 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 04:34:11,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 04:34:11,380 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 04:34:11" (1/1) ... [2021-12-28 04:34:11,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61e25adb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:34:11, skipping insertion in model container [2021-12-28 04:34:11,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 04:34:11" (1/1) ... [2021-12-28 04:34:11,401 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 04:34:11,552 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 04:34:14,759 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--fcoe--fcoe.ko-entry_point.cil.out.i[416808,416821] [2021-12-28 04:34:14,865 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 04:34:14,905 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 04:34:15,522 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--fcoe--fcoe.ko-entry_point.cil.out.i[416808,416821] [2021-12-28 04:34:15,533 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 04:34:15,706 INFO L208 MainTranslator]: Completed translation [2021-12-28 04:34:15,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:34:15 WrapperNode [2021-12-28 04:34:15,708 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 04:34:15,709 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 04:34:15,709 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 04:34:15,710 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 04:34:15,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:34:15" (1/1) ... [2021-12-28 04:34:15,785 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:34:15" (1/1) ... [2021-12-28 04:34:16,013 INFO L137 Inliner]: procedures = 426, calls = 2211, calls flagged for inlining = 204, calls inlined = 184, statements flattened = 6226 [2021-12-28 04:34:16,014 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 04:34:16,016 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 04:34:16,016 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 04:34:16,016 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 04:34:16,024 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:34:15" (1/1) ... [2021-12-28 04:34:16,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:34:15" (1/1) ... [2021-12-28 04:34:16,074 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:34:15" (1/1) ... [2021-12-28 04:34:16,075 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:34:15" (1/1) ... [2021-12-28 04:34:16,173 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:34:15" (1/1) ... [2021-12-28 04:34:16,195 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:34:15" (1/1) ... [2021-12-28 04:34:16,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:34:15" (1/1) ... [2021-12-28 04:34:16,330 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 04:34:16,332 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 04:34:16,332 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 04:34:16,332 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 04:34:16,333 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:34:15" (1/1) ... [2021-12-28 04:34:16,339 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 04:34:16,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 04:34:16,361 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-28 04:34:16,379 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-28 04:34:16,403 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ddp_done [2021-12-28 04:34:16,404 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ddp_done [2021-12-28 04:34:16,404 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_get_wwn [2021-12-28 04:34:16,404 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_get_wwn [2021-12-28 04:34:16,404 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_bsg_request [2021-12-28 04:34:16,405 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_bsg_request [2021-12-28 04:34:16,405 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-12-28 04:34:16,405 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_hostlist_del [2021-12-28 04:34:16,405 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_hostlist_del [2021-12-28 04:34:16,405 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2021-12-28 04:34:16,405 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2021-12-28 04:34:16,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-28 04:34:16,406 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-28 04:34:16,406 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2021-12-28 04:34:16,406 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2021-12-28 04:34:16,406 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-28 04:34:16,406 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-28 04:34:16,407 INFO L130 BoogieDeclarations]: Found specification of procedure fc_frame_header_get [2021-12-28 04:34:16,407 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_frame_header_get [2021-12-28 04:34:16,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-28 04:34:16,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-28 04:34:16,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-28 04:34:16,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-28 04:34:16,408 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_netdev [2021-12-28 04:34:16,408 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_netdev [2021-12-28 04:34:16,408 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_recv_flogi [2021-12-28 04:34:16,408 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_recv_flogi [2021-12-28 04:34:16,408 INFO L130 BoogieDeclarations]: Found specification of procedure fc_vport_setlink [2021-12-28 04:34:16,408 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_vport_setlink [2021-12-28 04:34:16,409 INFO L130 BoogieDeclarations]: Found specification of procedure fc_eh_abort [2021-12-28 04:34:16,409 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_eh_abort [2021-12-28 04:34:16,409 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2021-12-28 04:34:16,409 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2021-12-28 04:34:16,409 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_dev_from_skb [2021-12-28 04:34:16,409 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_dev_from_skb [2021-12-28 04:34:16,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_4 [2021-12-28 04:34:16,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_4 [2021-12-28 04:34:16,410 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_percpu_thread_create [2021-12-28 04:34:16,410 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_percpu_thread_create [2021-12-28 04:34:16,411 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_device_priv [2021-12-28 04:34:16,411 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_device_priv [2021-12-28 04:34:16,411 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2021-12-28 04:34:16,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2021-12-28 04:34:16,411 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_link_ok [2021-12-28 04:34:16,411 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_link_ok [2021-12-28 04:34:16,412 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_vport_destroy [2021-12-28 04:34:16,412 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_vport_destroy [2021-12-28 04:34:16,412 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_alloc [2021-12-28 04:34:16,412 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_alloc [2021-12-28 04:34:16,412 INFO L130 BoogieDeclarations]: Found specification of procedure fc_get_host_port_state [2021-12-28 04:34:16,413 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_get_host_port_state [2021-12-28 04:34:16,413 INFO L130 BoogieDeclarations]: Found specification of procedure fc_release_transport [2021-12-28 04:34:16,413 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_release_transport [2021-12-28 04:34:16,413 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_reset [2021-12-28 04:34:16,414 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_reset [2021-12-28 04:34:16,414 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-28 04:34:16,414 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-28 04:34:16,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-28 04:34:16,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-28 04:34:16,415 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_link_speed_update [2021-12-28 04:34:16,416 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_link_speed_update [2021-12-28 04:34:16,416 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_xmit [2021-12-28 04:34:16,416 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_xmit [2021-12-28 04:34:16,416 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fabric_logoff [2021-12-28 04:34:16,416 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fabric_logoff [2021-12-28 04:34:16,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 04:34:16,417 INFO L130 BoogieDeclarations]: Found specification of procedure fc_frame_payload_get [2021-12-28 04:34:16,417 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_frame_payload_get [2021-12-28 04:34:16,417 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-28 04:34:16,417 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-28 04:34:16,417 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_interface_remove [2021-12-28 04:34:16,417 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_interface_remove [2021-12-28 04:34:16,418 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_mgr_alloc [2021-12-28 04:34:16,418 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_mgr_alloc [2021-12-28 04:34:16,418 INFO L130 BoogieDeclarations]: Found specification of procedure is_fip_mode [2021-12-28 04:34:16,418 INFO L138 BoogieDeclarations]: Found implementation of procedure is_fip_mode [2021-12-28 04:34:16,419 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-12-28 04:34:16,419 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-12-28 04:34:16,419 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_check_wait_queue [2021-12-28 04:34:16,419 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_check_wait_queue [2021-12-28 04:34:16,419 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fabric_login [2021-12-28 04:34:16,419 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fabric_login [2021-12-28 04:34:16,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-28 04:34:16,420 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_maps_update_done [2021-12-28 04:34:16,420 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_maps_update_done [2021-12-28 04:34:16,420 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ddp_target [2021-12-28 04:34:16,420 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ddp_target [2021-12-28 04:34:16,420 INFO L130 BoogieDeclarations]: Found specification of procedure fc_set_rport_loss_tmo [2021-12-28 04:34:16,420 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_set_rport_loss_tmo [2021-12-28 04:34:16,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-28 04:34:16,421 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ddp_setup [2021-12-28 04:34:16,421 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ddp_setup [2021-12-28 04:34:16,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 04:34:16,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-28 04:34:16,422 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-28 04:34:16,422 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_wwn_from_mac [2021-12-28 04:34:16,422 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_wwn_from_mac [2021-12-28 04:34:16,423 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-12-28 04:34:16,423 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-12-28 04:34:16,423 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-28 04:34:16,424 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-28 04:34:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-28 04:34:16,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-28 04:34:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure fc_attach_transport [2021-12-28 04:34:16,425 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_attach_transport [2021-12-28 04:34:16,425 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_hostlist_lookup_port [2021-12-28 04:34:16,425 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_hostlist_lookup_port [2021-12-28 04:34:16,425 INFO L130 BoogieDeclarations]: Found specification of procedure dcb_getapp [2021-12-28 04:34:16,425 INFO L138 BoogieDeclarations]: Found implementation of procedure dcb_getapp [2021-12-28 04:34:16,425 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_terminate_io [2021-12-28 04:34:16,425 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_terminate_io [2021-12-28 04:34:16,426 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2021-12-28 04:34:16,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2021-12-28 04:34:16,426 INFO L130 BoogieDeclarations]: Found specification of procedure _fcoe_create [2021-12-28 04:34:16,426 INFO L138 BoogieDeclarations]: Found implementation of procedure _fcoe_create [2021-12-28 04:34:16,426 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_mgr_free [2021-12-28 04:34:16,427 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_mgr_free [2021-12-28 04:34:16,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-28 04:34:16,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-28 04:34:16,428 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2021-12-28 04:34:16,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2021-12-28 04:34:16,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 04:34:16,430 INFO L130 BoogieDeclarations]: Found specification of procedure dcb_ieee_getapp_mask [2021-12-28 04:34:16,430 INFO L138 BoogieDeclarations]: Found implementation of procedure dcb_ieee_getapp_mask [2021-12-28 04:34:16,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 04:34:16,432 INFO L130 BoogieDeclarations]: Found specification of procedure fc_set_mfs [2021-12-28 04:34:16,432 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_set_mfs [2021-12-28 04:34:16,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 04:34:16,433 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-28 04:34:16,438 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2021-12-28 04:34:16,438 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2021-12-28 04:34:16,439 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-28 04:34:16,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-28 04:34:16,439 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_link_up [2021-12-28 04:34:16,439 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_link_up [2021-12-28 04:34:16,439 INFO L130 BoogieDeclarations]: Found specification of procedure lport_priv [2021-12-28 04:34:16,439 INFO L138 BoogieDeclarations]: Found implementation of procedure lport_priv [2021-12-28 04:34:16,439 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_netdev_features_change [2021-12-28 04:34:16,440 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_netdev_features_change [2021-12-28 04:34:16,440 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_disable [2021-12-28 04:34:16,440 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_disable [2021-12-28 04:34:16,440 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-28 04:34:16,440 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-28 04:34:16,440 INFO L130 BoogieDeclarations]: Found specification of procedure fc_vport_set_state [2021-12-28 04:34:16,440 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_vport_set_state [2021-12-28 04:34:16,441 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_clean_pending_queue [2021-12-28 04:34:16,441 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_clean_pending_queue [2021-12-28 04:34:16,441 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_net [2021-12-28 04:34:16,441 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_net [2021-12-28 04:34:16,441 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_enabled [2021-12-28 04:34:16,441 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_enabled [2021-12-28 04:34:16,441 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_link_down [2021-12-28 04:34:16,441 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_link_down [2021-12-28 04:34:16,442 INFO L130 BoogieDeclarations]: Found specification of procedure shost_priv [2021-12-28 04:34:16,442 INFO L138 BoogieDeclarations]: Found implementation of procedure shost_priv [2021-12-28 04:34:16,442 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2021-12-28 04:34:16,442 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2021-12-28 04:34:16,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 04:34:16,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 04:34:16,442 INFO L130 BoogieDeclarations]: Found specification of procedure eth_hdr [2021-12-28 04:34:16,443 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_hdr [2021-12-28 04:34:16,443 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-12-28 04:34:16,443 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-12-28 04:34:16,443 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-28 04:34:16,443 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-28 04:34:16,443 INFO L130 BoogieDeclarations]: Found specification of procedure fc_frame_payload_op [2021-12-28 04:34:16,443 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_frame_payload_op [2021-12-28 04:34:16,444 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_get_lesb [2021-12-28 04:34:16,444 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_get_lesb [2021-12-28 04:34:16,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-28 04:34:16,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-28 04:34:16,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-28 04:34:16,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-28 04:34:16,444 INFO L130 BoogieDeclarations]: Found specification of procedure fc_elsct_send [2021-12-28 04:34:16,444 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_elsct_send [2021-12-28 04:34:16,445 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_dev_vlan_id [2021-12-28 04:34:16,445 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_dev_vlan_id [2021-12-28 04:34:16,445 INFO L130 BoogieDeclarations]: Found specification of procedure fc_queuecommand [2021-12-28 04:34:16,445 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_queuecommand [2021-12-28 04:34:16,445 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-28 04:34:16,445 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-28 04:34:16,445 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-12-28 04:34:16,446 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-12-28 04:34:16,446 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-28 04:34:16,446 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-12-28 04:34:16,446 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-12-28 04:34:16,446 INFO L130 BoogieDeclarations]: Found specification of procedure fc_get_host_speed [2021-12-28 04:34:16,446 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_get_host_speed [2021-12-28 04:34:16,446 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2021-12-28 04:34:16,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2021-12-28 04:34:16,447 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_interface_create [2021-12-28 04:34:16,447 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_interface_create [2021-12-28 04:34:16,447 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-28 04:34:16,447 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-28 04:34:16,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-28 04:34:16,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-28 04:34:16,448 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_destroy [2021-12-28 04:34:16,448 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_destroy [2021-12-28 04:34:16,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-28 04:34:16,448 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-28 04:34:16,448 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-28 04:34:16,448 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-28 04:34:16,449 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_priv [2021-12-28 04:34:16,449 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_priv [2021-12-28 04:34:16,449 INFO L130 BoogieDeclarations]: Found specification of procedure dev_uc_del [2021-12-28 04:34:16,449 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_uc_del [2021-12-28 04:34:16,449 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_destroy [2021-12-28 04:34:16,449 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_destroy [2021-12-28 04:34:16,449 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-28 04:34:16,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-28 04:34:16,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_2 [2021-12-28 04:34:16,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_2 [2021-12-28 04:34:16,450 INFO L130 BoogieDeclarations]: Found specification of procedure fc_eh_device_reset [2021-12-28 04:34:16,450 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_eh_device_reset [2021-12-28 04:34:16,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 04:34:16,450 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-28 04:34:16,450 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-28 04:34:16,451 INFO L130 BoogieDeclarations]: Found specification of procedure fc_set_wwpn [2021-12-28 04:34:16,451 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_set_wwpn [2021-12-28 04:34:16,451 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2021-12-28 04:34:16,451 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2021-12-28 04:34:16,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 04:34:16,451 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2021-12-28 04:34:16,451 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2021-12-28 04:34:16,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-12-28 04:34:16,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-12-28 04:34:16,452 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_tail [2021-12-28 04:34:16,452 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_tail [2021-12-28 04:34:16,452 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_percpu_thread_destroy [2021-12-28 04:34:16,452 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_percpu_thread_destroy [2021-12-28 04:34:16,452 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2021-12-28 04:34:16,452 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2021-12-28 04:34:16,453 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2021-12-28 04:34:16,453 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2021-12-28 04:34:16,453 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_interface_cleanup [2021-12-28 04:34:16,453 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_interface_cleanup [2021-12-28 04:34:16,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 04:34:16,453 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~X~$Pointer$~X~int~TO~int [2021-12-28 04:34:16,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~X~$Pointer$~X~int~TO~int [2021-12-28 04:34:16,454 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-12-28 04:34:16,454 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-12-28 04:34:16,454 INFO L130 BoogieDeclarations]: Found specification of procedure dev_add_pack [2021-12-28 04:34:16,454 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_add_pack [2021-12-28 04:34:16,454 INFO L130 BoogieDeclarations]: Found specification of procedure fc_set_wwnn [2021-12-28 04:34:16,454 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_set_wwnn [2021-12-28 04:34:16,454 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-12-28 04:34:16,455 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-12-28 04:34:16,458 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-28 04:34:16,459 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-28 04:34:16,459 INFO L130 BoogieDeclarations]: Found specification of procedure fc_get_host_stats [2021-12-28 04:34:16,459 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_get_host_stats [2021-12-28 04:34:16,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_46 [2021-12-28 04:34:16,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_46 [2021-12-28 04:34:16,459 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_enable [2021-12-28 04:34:16,459 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_enable [2021-12-28 04:34:16,460 INFO L130 BoogieDeclarations]: Found specification of procedure ntoh24 [2021-12-28 04:34:16,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ntoh24 [2021-12-28 04:34:16,461 INFO L130 BoogieDeclarations]: Found specification of procedure dev_uc_add [2021-12-28 04:34:16,461 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_uc_add [2021-12-28 04:34:16,461 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-12-28 04:34:16,461 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-12-28 04:34:16,461 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~TO~int [2021-12-28 04:34:16,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~TO~int [2021-12-28 04:34:16,462 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_if_destroy [2021-12-28 04:34:16,462 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_if_destroy [2021-12-28 04:34:16,462 INFO L130 BoogieDeclarations]: Found specification of procedure dev_put [2021-12-28 04:34:16,462 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_put [2021-12-28 04:34:16,462 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_interface_setup [2021-12-28 04:34:16,462 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_interface_setup [2021-12-28 04:34:16,462 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_2 [2021-12-28 04:34:16,463 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_2 [2021-12-28 04:34:16,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 04:34:16,463 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_if_create [2021-12-28 04:34:16,463 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_if_create [2021-12-28 04:34:16,463 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_device_delete [2021-12-28 04:34:16,463 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_device_delete [2021-12-28 04:34:16,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-28 04:34:16,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-28 04:34:16,464 INFO L130 BoogieDeclarations]: Found specification of procedure dev_mc_add [2021-12-28 04:34:16,464 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_mc_add [2021-12-28 04:34:16,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-28 04:34:16,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-28 04:34:16,464 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2021-12-28 04:34:16,464 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2021-12-28 04:34:16,464 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-28 04:34:16,464 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-28 04:34:16,465 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2021-12-28 04:34:16,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2021-12-28 04:34:16,465 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_port_send [2021-12-28 04:34:16,465 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_port_send [2021-12-28 04:34:16,465 INFO L130 BoogieDeclarations]: Found specification of procedure fc_eh_host_reset [2021-12-28 04:34:16,465 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_eh_host_reset [2021-12-28 04:34:16,465 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_destroy_work [2021-12-28 04:34:16,466 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_destroy_work [2021-12-28 04:34:16,466 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-12-28 04:34:16,466 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-12-28 04:34:16,466 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_check [2021-12-28 04:34:16,466 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_check [2021-12-28 04:34:16,466 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2021-12-28 04:34:16,466 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2021-12-28 04:34:16,466 INFO L130 BoogieDeclarations]: Found specification of procedure fc_slave_alloc [2021-12-28 04:34:16,467 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_slave_alloc [2021-12-28 04:34:16,467 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2021-12-28 04:34:16,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2021-12-28 04:34:16,467 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_elsct_send [2021-12-28 04:34:16,467 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_elsct_send [2021-12-28 04:34:16,467 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_dev_real_dev [2021-12-28 04:34:16,467 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_dev_real_dev [2021-12-28 04:34:16,467 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_maps_update_begin [2021-12-28 04:34:16,468 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_maps_update_begin [2021-12-28 04:34:16,468 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2021-12-28 04:34:16,468 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2021-12-28 04:34:16,468 INFO L130 BoogieDeclarations]: Found specification of procedure dev_mc_del [2021-12-28 04:34:16,468 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_mc_del [2021-12-28 04:34:16,468 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_remove_pack [2021-12-28 04:34:16,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_remove_pack [2021-12-28 04:34:16,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 04:34:16,469 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2021-12-28 04:34:16,469 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2021-12-28 04:34:17,433 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 04:34:17,439 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 04:34:17,969 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-28 04:34:21,305 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 04:34:21,331 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 04:34:21,331 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-28 04:34:21,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 04:34:21 BoogieIcfgContainer [2021-12-28 04:34:21,337 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 04:34:21,338 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 04:34:21,338 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 04:34:21,341 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 04:34:21,342 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 04:34:11" (1/3) ... [2021-12-28 04:34:21,342 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c9ab2ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 04:34:21, skipping insertion in model container [2021-12-28 04:34:21,342 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:34:15" (2/3) ... [2021-12-28 04:34:21,343 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c9ab2ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 04:34:21, skipping insertion in model container [2021-12-28 04:34:21,343 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 04:34:21" (3/3) ... [2021-12-28 04:34:21,344 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--fcoe--fcoe.ko-entry_point.cil.out.i [2021-12-28 04:34:21,349 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 04:34:21,350 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-28 04:34:21,401 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-28 04:34:21,406 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-28 04:34:21,407 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-28 04:34:21,469 INFO L276 IsEmpty]: Start isEmpty. Operand has 2568 states, 1845 states have (on average 1.4065040650406504) internal successors, (2595), 1904 states have internal predecessors, (2595), 572 states have call successors, (572), 150 states have call predecessors, (572), 149 states have return successors, (559), 549 states have call predecessors, (559), 559 states have call successors, (559) [2021-12-28 04:34:21,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 525 [2021-12-28 04:34:21,514 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:34:21,515 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 04:34:21,515 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:34:21,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:34:21,520 INFO L85 PathProgramCache]: Analyzing trace with hash 417152885, now seen corresponding path program 1 times [2021-12-28 04:34:21,528 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:34:21,530 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432648007] [2021-12-28 04:34:21,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:34:21,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:34:22,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 04:34:22,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:22,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:34:22,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-28 04:34:22,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:22,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:34:22,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-28 04:34:22,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:22,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:34:22,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 04:34:22,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:22,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:34:22,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-28 04:34:22,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:22,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:34:22,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-28 04:34:22,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:22,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:34:22,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-28 04:34:22,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:22,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:34:22,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-28 04:34:22,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:22,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:34:22,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-28 04:34:22,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:22,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:34:22,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 04:34:22,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:22,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:34:22,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-28 04:34:22,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:22,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:22,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:34:22,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-28 04:34:23,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:23,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 04:34:23,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:23,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-28 04:34:23,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:23,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-28 04:34:23,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:23,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-28 04:34:23,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:23,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-28 04:34:23,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:23,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-28 04:34:23,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:23,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-28 04:34:23,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:23,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-28 04:34:23,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:23,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-28 04:34:23,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:23,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-28 04:34:23,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:23,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-28 04:34:23,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:23,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-28 04:34:23,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:23,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-28 04:34:23,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:23,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-28 04:34:23,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:23,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-28 04:34:23,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:23,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-28 04:34:23,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:23,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-28 04:34:23,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:23,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-28 04:34:23,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:23,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2021-12-28 04:34:23,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2021-12-28 04:34:23,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-28 04:34:23,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:23,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:23,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-28 04:34:24,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:24,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2021-12-28 04:34:24,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:24,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2021-12-28 04:34:24,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:24,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2021-12-28 04:34:24,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:24,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2021-12-28 04:34:24,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:24,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2021-12-28 04:34:24,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:24,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2021-12-28 04:34:24,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:24,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2021-12-28 04:34:24,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:24,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2021-12-28 04:34:24,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:24,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2021-12-28 04:34:24,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:24,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-28 04:34:24,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:24,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 500 [2021-12-28 04:34:24,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:24,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:24,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:24,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-28 04:34:24,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:24,232 INFO L134 CoverageAnalysis]: Checked inductivity of 2318 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2318 trivial. 0 not checked. [2021-12-28 04:34:24,233 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:34:24,234 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432648007] [2021-12-28 04:34:24,234 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1432648007] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:34:24,235 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:34:24,235 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-28 04:34:24,240 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418280398] [2021-12-28 04:34:24,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:34:24,247 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-28 04:34:24,247 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:34:24,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-28 04:34:24,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-12-28 04:34:24,285 INFO L87 Difference]: Start difference. First operand has 2568 states, 1845 states have (on average 1.4065040650406504) internal successors, (2595), 1904 states have internal predecessors, (2595), 572 states have call successors, (572), 150 states have call predecessors, (572), 149 states have return successors, (559), 549 states have call predecessors, (559), 559 states have call successors, (559) Second operand has 7 states, 7 states have (on average 20.0) internal successors, (140), 2 states have internal predecessors, (140), 2 states have call successors, (55), 7 states have call predecessors, (55), 2 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2021-12-28 04:34:29,966 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:34:32,555 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:34:34,642 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:34:41,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 04:34:41,015 INFO L93 Difference]: Finished difference Result 5699 states and 8546 transitions. [2021-12-28 04:34:41,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-28 04:34:41,018 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.0) internal successors, (140), 2 states have internal predecessors, (140), 2 states have call successors, (55), 7 states have call predecessors, (55), 2 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) Word has length 524 [2021-12-28 04:34:41,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 04:34:41,060 INFO L225 Difference]: With dead ends: 5699 [2021-12-28 04:34:41,061 INFO L226 Difference]: Without dead ends: 3105 [2021-12-28 04:34:41,081 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2021-12-28 04:34:41,084 INFO L933 BasicCegarLoop]: 3393 mSDtfsCounter, 4374 mSDsluCounter, 5070 mSDsCounter, 0 mSdLazyCounter, 4333 mSolverCounterSat, 3545 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4682 SdHoareTripleChecker+Valid, 8463 SdHoareTripleChecker+Invalid, 7881 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3545 IncrementalHoareTripleChecker+Valid, 4333 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.9s IncrementalHoareTripleChecker+Time [2021-12-28 04:34:41,085 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4682 Valid, 8463 Invalid, 7881 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3545 Valid, 4333 Invalid, 3 Unknown, 0 Unchecked, 15.9s Time] [2021-12-28 04:34:41,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3105 states. [2021-12-28 04:34:41,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3105 to 2537. [2021-12-28 04:34:41,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2537 states, 1832 states have (on average 1.4006550218340612) internal successors, (2566), 1877 states have internal predecessors, (2566), 557 states have call successors, (557), 148 states have call predecessors, (557), 147 states have return successors, (555), 545 states have call predecessors, (555), 555 states have call successors, (555) [2021-12-28 04:34:41,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2537 states to 2537 states and 3678 transitions. [2021-12-28 04:34:41,316 INFO L78 Accepts]: Start accepts. Automaton has 2537 states and 3678 transitions. Word has length 524 [2021-12-28 04:34:41,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 04:34:41,317 INFO L470 AbstractCegarLoop]: Abstraction has 2537 states and 3678 transitions. [2021-12-28 04:34:41,317 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.0) internal successors, (140), 2 states have internal predecessors, (140), 2 states have call successors, (55), 7 states have call predecessors, (55), 2 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2021-12-28 04:34:41,318 INFO L276 IsEmpty]: Start isEmpty. Operand 2537 states and 3678 transitions. [2021-12-28 04:34:41,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 525 [2021-12-28 04:34:41,335 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:34:41,335 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 04:34:41,336 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-28 04:34:41,336 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:34:41,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:34:41,337 INFO L85 PathProgramCache]: Analyzing trace with hash 1499618187, now seen corresponding path program 1 times [2021-12-28 04:34:41,337 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:34:41,337 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064120419] [2021-12-28 04:34:41,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:34:41,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:34:41,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:41,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 04:34:41,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:41,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:41,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:41,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:34:41,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:41,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-28 04:34:41,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:41,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:41,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:41,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:34:41,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:41,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-28 04:34:41,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:41,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:41,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:41,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:34:41,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:41,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 04:34:42,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:42,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:34:42,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-28 04:34:42,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:42,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:34:42,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-28 04:34:42,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:42,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:34:42,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-28 04:34:42,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:42,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:34:42,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-28 04:34:42,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:42,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:34:42,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-28 04:34:42,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:42,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:34:42,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 04:34:42,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:42,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:34:42,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-28 04:34:42,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:42,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:34:42,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-28 04:34:42,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:42,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 04:34:42,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:42,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-28 04:34:42,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:42,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-28 04:34:42,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:42,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-28 04:34:42,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:42,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-28 04:34:42,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:42,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-28 04:34:42,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:42,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-28 04:34:42,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:42,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-28 04:34:42,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:42,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-28 04:34:42,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:42,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-28 04:34:42,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:42,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-28 04:34:42,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:42,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-28 04:34:42,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:42,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-28 04:34:42,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:42,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-28 04:34:42,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:42,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-28 04:34:42,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:42,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-28 04:34:42,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:42,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-28 04:34:42,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:42,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-28 04:34:42,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:42,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2021-12-28 04:34:42,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:42,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2021-12-28 04:34:42,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:43,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-28 04:34:43,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:43,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:43,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:43,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-28 04:34:43,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:43,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2021-12-28 04:34:43,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:43,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2021-12-28 04:34:43,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:43,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2021-12-28 04:34:43,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:43,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2021-12-28 04:34:43,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:43,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2021-12-28 04:34:43,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:43,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2021-12-28 04:34:43,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:43,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2021-12-28 04:34:43,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:43,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2021-12-28 04:34:43,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:43,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2021-12-28 04:34:43,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:43,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-28 04:34:43,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:43,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 500 [2021-12-28 04:34:43,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:43,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:34:43,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:43,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-28 04:34:43,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:34:43,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2318 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2318 trivial. 0 not checked. [2021-12-28 04:34:43,366 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:34:43,367 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2064120419] [2021-12-28 04:34:43,367 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2064120419] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:34:43,367 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:34:43,367 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-12-28 04:34:43,368 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087862623] [2021-12-28 04:34:43,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:34:43,370 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-28 04:34:43,370 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:34:43,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-28 04:34:43,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-12-28 04:34:43,371 INFO L87 Difference]: Start difference. First operand 2537 states and 3678 transitions. Second operand has 10 states, 10 states have (on average 14.0) internal successors, (140), 5 states have internal predecessors, (140), 4 states have call successors, (55), 8 states have call predecessors, (55), 3 states have return successors, (51), 5 states have call predecessors, (51), 4 states have call successors, (51) [2021-12-28 04:34:50,225 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:34:52,377 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:34:54,463 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:34:56,558 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:34:58,647 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []