./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 839c364b 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 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 18:21:55,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 18:21:55,482 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 18:21:55,530 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 18:21:55,531 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 18:21:55,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 18:21:55,533 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 18:21:55,534 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 18:21:55,535 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 18:21:55,535 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 18:21:55,536 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 18:21:55,537 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 18:21:55,537 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 18:21:55,538 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 18:21:55,539 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 18:21:55,540 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 18:21:55,540 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 18:21:55,541 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 18:21:55,542 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 18:21:55,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 18:21:55,544 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 18:21:55,545 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 18:21:55,546 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 18:21:55,547 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 18:21:55,548 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 18:21:55,549 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 18:21:55,549 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 18:21:55,550 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 18:21:55,550 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 18:21:55,551 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 18:21:55,551 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 18:21:55,551 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 18:21:55,552 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 18:21:55,552 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 18:21:55,553 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 18:21:55,553 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 18:21:55,554 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 18:21:55,554 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 18:21:55,554 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 18:21:55,555 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 18:21:55,555 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 18:21:55,556 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 18:21:55,571 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 18:21:55,571 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 18:21:55,571 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 18:21:55,572 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 18:21:55,572 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 18:21:55,572 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 18:21:55,573 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 18:21:55,573 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 18:21:55,573 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 18:21:55,573 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 18:21:55,573 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 18:21:55,574 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 18:21:55,574 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 18:21:55,574 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 18:21:55,574 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 18:21:55,574 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 18:21:55,574 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 18:21:55,575 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 18:21:55,575 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 18:21:55,575 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 18:21:55,575 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 18:21:55,575 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 18:21:55,575 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 18:21:55,575 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 18:21:55,576 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 18:21:55,576 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 18:21:55,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 18:21:55,576 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 18:21:55,576 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 18:21:55,576 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 18:21:55,577 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 18:21:55,577 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b09307eff68471b13f9f4af8ca37265160c175233f57a4afa3e4fdd6d6503a6b [2021-12-14 18:21:55,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 18:21:55,767 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 18:21:55,769 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 18:21:55,770 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 18:21:55,771 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 18:21:55,772 INFO L432 ainManager$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 [2021-12-14 18:21:55,823 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e33fb6b04/9a1157766e824631bb8eeea29fffb7ba/FLAG53d2468a1 [2021-12-14 18:21:56,481 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 18:21:56,481 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 [2021-12-14 18:21:56,525 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e33fb6b04/9a1157766e824631bb8eeea29fffb7ba/FLAG53d2468a1 [2021-12-14 18:21:56,563 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e33fb6b04/9a1157766e824631bb8eeea29fffb7ba [2021-12-14 18:21:56,566 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 18:21:56,567 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 18:21:56,570 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 18:21:56,570 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 18:21:56,572 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 18:21:56,573 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:21:56" (1/1) ... [2021-12-14 18:21:56,575 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66ae1e04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:21:56, skipping insertion in model container [2021-12-14 18:21:56,575 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:21:56" (1/1) ... [2021-12-14 18:21:56,579 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 18:21:56,696 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 18:21:58,558 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] [2021-12-14 18:21:58,604 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 18:21:58,641 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 18:21:58,989 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] [2021-12-14 18:21:58,998 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 18:21:59,127 INFO L208 MainTranslator]: Completed translation [2021-12-14 18:21:59,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:21:59 WrapperNode [2021-12-14 18:21:59,129 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 18:21:59,130 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 18:21:59,130 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 18:21:59,130 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 18:21:59,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:21:59" (1/1) ... [2021-12-14 18:21:59,219 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:21:59" (1/1) ... [2021-12-14 18:21:59,359 INFO L137 Inliner]: procedures = 426, calls = 2211, calls flagged for inlining = 204, calls inlined = 184, statements flattened = 6226 [2021-12-14 18:21:59,359 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 18:21:59,360 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 18:21:59,360 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 18:21:59,360 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 18:21:59,366 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:21:59" (1/1) ... [2021-12-14 18:21:59,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:21:59" (1/1) ... [2021-12-14 18:21:59,436 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:21:59" (1/1) ... [2021-12-14 18:21:59,445 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:21:59" (1/1) ... [2021-12-14 18:21:59,535 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:21:59" (1/1) ... [2021-12-14 18:21:59,559 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:21:59" (1/1) ... [2021-12-14 18:21:59,588 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:21:59" (1/1) ... [2021-12-14 18:21:59,618 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 18:21:59,619 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 18:21:59,619 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 18:21:59,619 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 18:21:59,620 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:21:59" (1/1) ... [2021-12-14 18:21:59,625 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 18:21:59,632 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 18:21:59,672 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) [2021-12-14 18:21:59,679 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 [2021-12-14 18:21:59,698 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ddp_done [2021-12-14 18:21:59,699 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ddp_done [2021-12-14 18:21:59,699 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_get_wwn [2021-12-14 18:21:59,699 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_get_wwn [2021-12-14 18:21:59,699 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_bsg_request [2021-12-14 18:21:59,699 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_bsg_request [2021-12-14 18:21:59,699 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-12-14 18:21:59,699 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_hostlist_del [2021-12-14 18:21:59,699 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_hostlist_del [2021-12-14 18:21:59,699 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2021-12-14 18:21:59,700 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2021-12-14 18:21:59,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-14 18:21:59,700 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-14 18:21:59,700 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2021-12-14 18:21:59,700 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2021-12-14 18:21:59,700 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-14 18:21:59,700 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-14 18:21:59,700 INFO L130 BoogieDeclarations]: Found specification of procedure fc_frame_header_get [2021-12-14 18:21:59,701 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_frame_header_get [2021-12-14 18:21:59,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-14 18:21:59,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-14 18:21:59,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 18:21:59,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 18:21:59,701 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_netdev [2021-12-14 18:21:59,701 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_netdev [2021-12-14 18:21:59,701 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_recv_flogi [2021-12-14 18:21:59,701 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_recv_flogi [2021-12-14 18:21:59,702 INFO L130 BoogieDeclarations]: Found specification of procedure fc_vport_setlink [2021-12-14 18:21:59,702 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_vport_setlink [2021-12-14 18:21:59,702 INFO L130 BoogieDeclarations]: Found specification of procedure fc_eh_abort [2021-12-14 18:21:59,702 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_eh_abort [2021-12-14 18:21:59,702 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2021-12-14 18:21:59,702 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2021-12-14 18:21:59,702 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_dev_from_skb [2021-12-14 18:21:59,702 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_dev_from_skb [2021-12-14 18:21:59,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_4 [2021-12-14 18:21:59,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_4 [2021-12-14 18:21:59,703 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_percpu_thread_create [2021-12-14 18:21:59,703 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_percpu_thread_create [2021-12-14 18:21:59,703 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_device_priv [2021-12-14 18:21:59,703 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_device_priv [2021-12-14 18:21:59,703 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2021-12-14 18:21:59,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2021-12-14 18:21:59,703 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_link_ok [2021-12-14 18:21:59,704 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_link_ok [2021-12-14 18:21:59,704 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_vport_destroy [2021-12-14 18:21:59,704 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_vport_destroy [2021-12-14 18:21:59,704 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_alloc [2021-12-14 18:21:59,704 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_alloc [2021-12-14 18:21:59,704 INFO L130 BoogieDeclarations]: Found specification of procedure fc_get_host_port_state [2021-12-14 18:21:59,704 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_get_host_port_state [2021-12-14 18:21:59,705 INFO L130 BoogieDeclarations]: Found specification of procedure fc_release_transport [2021-12-14 18:21:59,705 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_release_transport [2021-12-14 18:21:59,705 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_reset [2021-12-14 18:21:59,705 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_reset [2021-12-14 18:21:59,705 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-14 18:21:59,705 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-14 18:21:59,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-14 18:21:59,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-14 18:21:59,707 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_link_speed_update [2021-12-14 18:21:59,707 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_link_speed_update [2021-12-14 18:21:59,707 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_xmit [2021-12-14 18:21:59,707 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_xmit [2021-12-14 18:21:59,707 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fabric_logoff [2021-12-14 18:21:59,707 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fabric_logoff [2021-12-14 18:21:59,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 18:21:59,708 INFO L130 BoogieDeclarations]: Found specification of procedure fc_frame_payload_get [2021-12-14 18:21:59,708 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_frame_payload_get [2021-12-14 18:21:59,708 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-14 18:21:59,708 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-14 18:21:59,708 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_interface_remove [2021-12-14 18:21:59,708 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_interface_remove [2021-12-14 18:21:59,709 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_mgr_alloc [2021-12-14 18:21:59,709 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_mgr_alloc [2021-12-14 18:21:59,709 INFO L130 BoogieDeclarations]: Found specification of procedure is_fip_mode [2021-12-14 18:21:59,709 INFO L138 BoogieDeclarations]: Found implementation of procedure is_fip_mode [2021-12-14 18:21:59,709 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-12-14 18:21:59,709 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-12-14 18:21:59,709 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_check_wait_queue [2021-12-14 18:21:59,710 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_check_wait_queue [2021-12-14 18:21:59,710 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fabric_login [2021-12-14 18:21:59,710 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fabric_login [2021-12-14 18:21:59,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-14 18:21:59,710 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_maps_update_done [2021-12-14 18:21:59,710 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_maps_update_done [2021-12-14 18:21:59,710 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ddp_target [2021-12-14 18:21:59,710 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ddp_target [2021-12-14 18:21:59,710 INFO L130 BoogieDeclarations]: Found specification of procedure fc_set_rport_loss_tmo [2021-12-14 18:21:59,711 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_set_rport_loss_tmo [2021-12-14 18:21:59,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-14 18:21:59,711 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ddp_setup [2021-12-14 18:21:59,711 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ddp_setup [2021-12-14 18:21:59,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 18:21:59,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-14 18:21:59,712 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-14 18:21:59,712 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_wwn_from_mac [2021-12-14 18:21:59,712 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_wwn_from_mac [2021-12-14 18:21:59,712 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-12-14 18:21:59,713 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-12-14 18:21:59,713 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-14 18:21:59,713 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-14 18:21:59,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-14 18:21:59,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-14 18:21:59,713 INFO L130 BoogieDeclarations]: Found specification of procedure fc_attach_transport [2021-12-14 18:21:59,714 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_attach_transport [2021-12-14 18:21:59,714 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_hostlist_lookup_port [2021-12-14 18:21:59,714 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_hostlist_lookup_port [2021-12-14 18:21:59,714 INFO L130 BoogieDeclarations]: Found specification of procedure dcb_getapp [2021-12-14 18:21:59,714 INFO L138 BoogieDeclarations]: Found implementation of procedure dcb_getapp [2021-12-14 18:21:59,714 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_terminate_io [2021-12-14 18:21:59,714 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_terminate_io [2021-12-14 18:21:59,715 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2021-12-14 18:21:59,715 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2021-12-14 18:21:59,715 INFO L130 BoogieDeclarations]: Found specification of procedure _fcoe_create [2021-12-14 18:21:59,715 INFO L138 BoogieDeclarations]: Found implementation of procedure _fcoe_create [2021-12-14 18:21:59,715 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_mgr_free [2021-12-14 18:21:59,715 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_mgr_free [2021-12-14 18:21:59,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-14 18:21:59,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-14 18:21:59,723 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2021-12-14 18:21:59,723 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2021-12-14 18:21:59,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 18:21:59,723 INFO L130 BoogieDeclarations]: Found specification of procedure dcb_ieee_getapp_mask [2021-12-14 18:21:59,723 INFO L138 BoogieDeclarations]: Found implementation of procedure dcb_ieee_getapp_mask [2021-12-14 18:21:59,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 18:21:59,723 INFO L130 BoogieDeclarations]: Found specification of procedure fc_set_mfs [2021-12-14 18:21:59,724 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_set_mfs [2021-12-14 18:21:59,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 18:21:59,724 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-14 18:21:59,724 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2021-12-14 18:21:59,724 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2021-12-14 18:21:59,724 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-14 18:21:59,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-14 18:21:59,724 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_link_up [2021-12-14 18:21:59,724 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_link_up [2021-12-14 18:21:59,724 INFO L130 BoogieDeclarations]: Found specification of procedure lport_priv [2021-12-14 18:21:59,724 INFO L138 BoogieDeclarations]: Found implementation of procedure lport_priv [2021-12-14 18:21:59,724 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_netdev_features_change [2021-12-14 18:21:59,724 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_netdev_features_change [2021-12-14 18:21:59,724 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_disable [2021-12-14 18:21:59,724 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_disable [2021-12-14 18:21:59,724 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-14 18:21:59,724 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-14 18:21:59,724 INFO L130 BoogieDeclarations]: Found specification of procedure fc_vport_set_state [2021-12-14 18:21:59,724 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_vport_set_state [2021-12-14 18:21:59,725 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_clean_pending_queue [2021-12-14 18:21:59,725 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_clean_pending_queue [2021-12-14 18:21:59,725 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_net [2021-12-14 18:21:59,725 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_net [2021-12-14 18:21:59,725 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_enabled [2021-12-14 18:21:59,725 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_enabled [2021-12-14 18:21:59,725 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_link_down [2021-12-14 18:21:59,725 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_link_down [2021-12-14 18:21:59,725 INFO L130 BoogieDeclarations]: Found specification of procedure shost_priv [2021-12-14 18:21:59,725 INFO L138 BoogieDeclarations]: Found implementation of procedure shost_priv [2021-12-14 18:21:59,725 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2021-12-14 18:21:59,725 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2021-12-14 18:21:59,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 18:21:59,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 18:21:59,725 INFO L130 BoogieDeclarations]: Found specification of procedure eth_hdr [2021-12-14 18:21:59,725 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_hdr [2021-12-14 18:21:59,726 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-12-14 18:21:59,726 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-12-14 18:21:59,726 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-14 18:21:59,726 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-14 18:21:59,726 INFO L130 BoogieDeclarations]: Found specification of procedure fc_frame_payload_op [2021-12-14 18:21:59,726 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_frame_payload_op [2021-12-14 18:21:59,726 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_get_lesb [2021-12-14 18:21:59,726 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_get_lesb [2021-12-14 18:21:59,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-14 18:21:59,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-14 18:21:59,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-14 18:21:59,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-14 18:21:59,727 INFO L130 BoogieDeclarations]: Found specification of procedure fc_elsct_send [2021-12-14 18:21:59,727 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_elsct_send [2021-12-14 18:21:59,727 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_dev_vlan_id [2021-12-14 18:21:59,727 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_dev_vlan_id [2021-12-14 18:21:59,727 INFO L130 BoogieDeclarations]: Found specification of procedure fc_queuecommand [2021-12-14 18:21:59,727 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_queuecommand [2021-12-14 18:21:59,727 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-14 18:21:59,728 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-14 18:21:59,728 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-12-14 18:21:59,728 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-12-14 18:21:59,728 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-14 18:21:59,728 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-12-14 18:21:59,728 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-12-14 18:21:59,728 INFO L130 BoogieDeclarations]: Found specification of procedure fc_get_host_speed [2021-12-14 18:21:59,728 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_get_host_speed [2021-12-14 18:21:59,728 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2021-12-14 18:21:59,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2021-12-14 18:21:59,729 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_interface_create [2021-12-14 18:21:59,729 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_interface_create [2021-12-14 18:21:59,729 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-14 18:21:59,729 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-14 18:21:59,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-14 18:21:59,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-14 18:21:59,729 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_destroy [2021-12-14 18:21:59,766 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_destroy [2021-12-14 18:21:59,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-14 18:21:59,766 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-14 18:21:59,766 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-14 18:21:59,766 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-14 18:21:59,766 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_priv [2021-12-14 18:21:59,766 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_priv [2021-12-14 18:21:59,766 INFO L130 BoogieDeclarations]: Found specification of procedure dev_uc_del [2021-12-14 18:21:59,766 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_uc_del [2021-12-14 18:21:59,767 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_destroy [2021-12-14 18:21:59,767 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_destroy [2021-12-14 18:21:59,767 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-14 18:21:59,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-14 18:21:59,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_2 [2021-12-14 18:21:59,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_2 [2021-12-14 18:21:59,767 INFO L130 BoogieDeclarations]: Found specification of procedure fc_eh_device_reset [2021-12-14 18:21:59,767 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_eh_device_reset [2021-12-14 18:21:59,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 18:21:59,767 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-14 18:21:59,767 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-14 18:21:59,767 INFO L130 BoogieDeclarations]: Found specification of procedure fc_set_wwpn [2021-12-14 18:21:59,767 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_set_wwpn [2021-12-14 18:21:59,767 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2021-12-14 18:21:59,767 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2021-12-14 18:21:59,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 18:21:59,767 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2021-12-14 18:21:59,767 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2021-12-14 18:21:59,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-12-14 18:21:59,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-12-14 18:21:59,767 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_tail [2021-12-14 18:21:59,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_tail [2021-12-14 18:21:59,768 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_percpu_thread_destroy [2021-12-14 18:21:59,768 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_percpu_thread_destroy [2021-12-14 18:21:59,768 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2021-12-14 18:21:59,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2021-12-14 18:21:59,768 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2021-12-14 18:21:59,768 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2021-12-14 18:21:59,768 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_interface_cleanup [2021-12-14 18:21:59,768 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_interface_cleanup [2021-12-14 18:21:59,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 18:21:59,768 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~X~$Pointer$~X~int~TO~int [2021-12-14 18:21:59,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~X~$Pointer$~X~int~TO~int [2021-12-14 18:21:59,768 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-12-14 18:21:59,768 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-12-14 18:21:59,768 INFO L130 BoogieDeclarations]: Found specification of procedure dev_add_pack [2021-12-14 18:21:59,768 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_add_pack [2021-12-14 18:21:59,768 INFO L130 BoogieDeclarations]: Found specification of procedure fc_set_wwnn [2021-12-14 18:21:59,768 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_set_wwnn [2021-12-14 18:21:59,768 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-12-14 18:21:59,768 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-12-14 18:21:59,768 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-14 18:21:59,769 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-14 18:21:59,769 INFO L130 BoogieDeclarations]: Found specification of procedure fc_get_host_stats [2021-12-14 18:21:59,769 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_get_host_stats [2021-12-14 18:21:59,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_46 [2021-12-14 18:21:59,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_46 [2021-12-14 18:21:59,769 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_enable [2021-12-14 18:21:59,769 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_enable [2021-12-14 18:21:59,769 INFO L130 BoogieDeclarations]: Found specification of procedure ntoh24 [2021-12-14 18:21:59,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ntoh24 [2021-12-14 18:21:59,769 INFO L130 BoogieDeclarations]: Found specification of procedure dev_uc_add [2021-12-14 18:21:59,769 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_uc_add [2021-12-14 18:21:59,769 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-12-14 18:21:59,769 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-12-14 18:21:59,769 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~TO~int [2021-12-14 18:21:59,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~TO~int [2021-12-14 18:21:59,769 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_if_destroy [2021-12-14 18:21:59,769 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_if_destroy [2021-12-14 18:21:59,769 INFO L130 BoogieDeclarations]: Found specification of procedure dev_put [2021-12-14 18:21:59,769 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_put [2021-12-14 18:21:59,769 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_interface_setup [2021-12-14 18:21:59,769 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_interface_setup [2021-12-14 18:21:59,770 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_2 [2021-12-14 18:21:59,770 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_2 [2021-12-14 18:21:59,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 18:21:59,770 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_if_create [2021-12-14 18:21:59,770 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_if_create [2021-12-14 18:21:59,770 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_device_delete [2021-12-14 18:21:59,770 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_device_delete [2021-12-14 18:21:59,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-14 18:21:59,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-14 18:21:59,770 INFO L130 BoogieDeclarations]: Found specification of procedure dev_mc_add [2021-12-14 18:21:59,770 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_mc_add [2021-12-14 18:21:59,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-14 18:21:59,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-14 18:21:59,770 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2021-12-14 18:21:59,770 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2021-12-14 18:21:59,770 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-14 18:21:59,770 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-14 18:21:59,770 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2021-12-14 18:21:59,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2021-12-14 18:21:59,770 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_port_send [2021-12-14 18:21:59,770 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_port_send [2021-12-14 18:21:59,771 INFO L130 BoogieDeclarations]: Found specification of procedure fc_eh_host_reset [2021-12-14 18:21:59,771 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_eh_host_reset [2021-12-14 18:21:59,771 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_destroy_work [2021-12-14 18:21:59,771 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_destroy_work [2021-12-14 18:21:59,771 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-12-14 18:21:59,771 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-12-14 18:21:59,771 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_check [2021-12-14 18:21:59,771 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_check [2021-12-14 18:21:59,771 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2021-12-14 18:21:59,771 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2021-12-14 18:21:59,771 INFO L130 BoogieDeclarations]: Found specification of procedure fc_slave_alloc [2021-12-14 18:21:59,771 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_slave_alloc [2021-12-14 18:21:59,771 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2021-12-14 18:21:59,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2021-12-14 18:21:59,771 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_elsct_send [2021-12-14 18:21:59,771 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_elsct_send [2021-12-14 18:21:59,771 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_dev_real_dev [2021-12-14 18:21:59,771 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_dev_real_dev [2021-12-14 18:21:59,771 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_maps_update_begin [2021-12-14 18:21:59,771 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_maps_update_begin [2021-12-14 18:21:59,771 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2021-12-14 18:21:59,771 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2021-12-14 18:21:59,772 INFO L130 BoogieDeclarations]: Found specification of procedure dev_mc_del [2021-12-14 18:21:59,772 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_mc_del [2021-12-14 18:21:59,772 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_remove_pack [2021-12-14 18:21:59,772 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_remove_pack [2021-12-14 18:21:59,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 18:21:59,772 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2021-12-14 18:21:59,772 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2021-12-14 18:22:00,486 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 18:22:00,489 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 18:22:00,875 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-14 18:22:05,625 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 18:22:05,646 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 18:22:05,646 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-14 18:22:05,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:22:05 BoogieIcfgContainer [2021-12-14 18:22:05,650 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 18:22:05,652 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 18:22:05,652 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 18:22:05,654 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 18:22:05,655 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 06:21:56" (1/3) ... [2021-12-14 18:22:05,655 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@764f3afa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:22:05, skipping insertion in model container [2021-12-14 18:22:05,655 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:21:59" (2/3) ... [2021-12-14 18:22:05,656 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@764f3afa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:22:05, skipping insertion in model container [2021-12-14 18:22:05,656 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:22:05" (3/3) ... [2021-12-14 18:22:05,657 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--fcoe--fcoe.ko-entry_point.cil.out.i [2021-12-14 18:22:05,662 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 18:22:05,662 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-14 18:22:05,712 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 18:22:05,725 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 [2021-12-14 18:22:05,726 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-14 18:22:05,825 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) [2021-12-14 18:22:05,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 525 [2021-12-14 18:22:05,869 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 18:22:05,870 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] [2021-12-14 18:22:05,871 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 18:22:05,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 18:22:05,875 INFO L85 PathProgramCache]: Analyzing trace with hash 417152885, now seen corresponding path program 1 times [2021-12-14 18:22:05,881 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 18:22:05,882 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410829758] [2021-12-14 18:22:05,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 18:22:05,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 18:22:06,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 18:22:06,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:06,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:06,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 18:22:06,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:06,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:06,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 18:22:06,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:06,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:06,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 18:22:06,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:06,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:06,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 18:22:06,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:06,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:06,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-14 18:22:06,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:06,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:06,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-14 18:22:06,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:06,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:06,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-14 18:22:06,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:06,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:06,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-14 18:22:06,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:06,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:06,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-14 18:22:06,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:06,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:06,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-14 18:22:06,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:06,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:06,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-14 18:22:06,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:06,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:06,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-14 18:22:07,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:07,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-14 18:22:07,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:07,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-14 18:22:07,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:07,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-14 18:22:07,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:07,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-14 18:22:07,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:07,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-14 18:22:07,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:07,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-14 18:22:07,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:07,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-14 18:22:07,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:07,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-14 18:22:07,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:07,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-14 18:22:07,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:07,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-14 18:22:07,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:07,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-14 18:22:07,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:07,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-14 18:22:07,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:07,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-14 18:22:07,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:07,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-14 18:22:07,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:07,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-14 18:22:07,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:07,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-14 18:22:07,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:07,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-14 18:22:07,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:07,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2021-12-14 18:22:07,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2021-12-14 18:22:07,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-14 18:22:07,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:07,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-14 18:22:07,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2021-12-14 18:22:07,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2021-12-14 18:22:07,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2021-12-14 18:22:07,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2021-12-14 18:22:07,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2021-12-14 18:22:07,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2021-12-14 18:22:07,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2021-12-14 18:22:07,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2021-12-14 18:22:07,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2021-12-14 18:22:07,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-14 18:22:07,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 500 [2021-12-14 18:22:07,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:07,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-14 18:22:07,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:07,786 INFO L134 CoverageAnalysis]: Checked inductivity of 2318 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2318 trivial. 0 not checked. [2021-12-14 18:22:07,787 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 18:22:07,787 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410829758] [2021-12-14 18:22:07,788 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [410829758] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 18:22:07,788 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 18:22:07,788 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-14 18:22:07,789 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221473576] [2021-12-14 18:22:07,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 18:22:07,793 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-14 18:22:07,793 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 18:22:07,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-14 18:22:07,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-12-14 18:22:07,815 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) [2021-12-14 18:22:13,094 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 [] [2021-12-14 18:22:19,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 18:22:19,292 INFO L93 Difference]: Finished difference Result 5701 states and 8549 transitions. [2021-12-14 18:22:19,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-14 18:22:19,295 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 [2021-12-14 18:22:19,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 18:22:19,340 INFO L225 Difference]: With dead ends: 5701 [2021-12-14 18:22:19,341 INFO L226 Difference]: Without dead ends: 3107 [2021-12-14 18:22:19,357 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2021-12-14 18:22:19,360 INFO L933 BasicCegarLoop]: 3390 mSDtfsCounter, 4410 mSDsluCounter, 5191 mSDsCounter, 0 mSdLazyCounter, 4191 mSolverCounterSat, 3548 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4715 SdHoareTripleChecker+Valid, 8581 SdHoareTripleChecker+Invalid, 7740 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3548 IncrementalHoareTripleChecker+Valid, 4191 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.9s IncrementalHoareTripleChecker+Time [2021-12-14 18:22:19,362 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4715 Valid, 8581 Invalid, 7740 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3548 Valid, 4191 Invalid, 1 Unknown, 0 Unchecked, 10.9s Time] [2021-12-14 18:22:19,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3107 states. [2021-12-14 18:22:19,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3107 to 2537. [2021-12-14 18:22:19,587 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) [2021-12-14 18:22:19,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2537 states to 2537 states and 3678 transitions. [2021-12-14 18:22:19,604 INFO L78 Accepts]: Start accepts. Automaton has 2537 states and 3678 transitions. Word has length 524 [2021-12-14 18:22:19,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 18:22:19,606 INFO L470 AbstractCegarLoop]: Abstraction has 2537 states and 3678 transitions. [2021-12-14 18:22:19,606 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) [2021-12-14 18:22:19,606 INFO L276 IsEmpty]: Start isEmpty. Operand 2537 states and 3678 transitions. [2021-12-14 18:22:19,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2021-12-14 18:22:19,622 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 18:22:19,623 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 18:22:19,623 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 18:22:19,623 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 18:22:19,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 18:22:19,624 INFO L85 PathProgramCache]: Analyzing trace with hash 958137639, now seen corresponding path program 1 times [2021-12-14 18:22:19,624 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 18:22:19,624 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013876790] [2021-12-14 18:22:19,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 18:22:19,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 18:22:19,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:19,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 18:22:19,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:19,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:19,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:19,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:19,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:19,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 18:22:19,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:19,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:19,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:19,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:19,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:19,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 18:22:19,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:19,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:19,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:20,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 18:22:20,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:20,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:20,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 18:22:20,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:20,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:20,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-14 18:22:20,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:20,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:20,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-14 18:22:20,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:20,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:20,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-14 18:22:20,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:20,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:20,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-14 18:22:20,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:20,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:20,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-14 18:22:20,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:20,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:20,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-14 18:22:20,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:20,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:20,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-14 18:22:20,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:20,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-14 18:22:20,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:20,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-14 18:22:20,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:20,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-14 18:22:20,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:20,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-14 18:22:20,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:20,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-14 18:22:20,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:20,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-14 18:22:20,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:20,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-14 18:22:20,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:20,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-14 18:22:20,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:20,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-14 18:22:20,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:20,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-14 18:22:20,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:20,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-14 18:22:20,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:20,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-14 18:22:20,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:20,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-14 18:22:20,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:20,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-14 18:22:20,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:20,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-14 18:22:20,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:20,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-14 18:22:20,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:20,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-14 18:22:20,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:20,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-14 18:22:20,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:20,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2021-12-14 18:22:20,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2021-12-14 18:22:20,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2021-12-14 18:22:20,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2021-12-14 18:22:20,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2021-12-14 18:22:20,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2021-12-14 18:22:20,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2021-12-14 18:22:20,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-12-14 18:22:20,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2021-12-14 18:22:20,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-14 18:22:20,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2021-12-14 18:22:20,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2021-12-14 18:22:20,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2021-12-14 18:22:20,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2021-12-14 18:22:20,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2021-12-14 18:22:20,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:20,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-14 18:22:20,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:20,959 INFO L134 CoverageAnalysis]: Checked inductivity of 2321 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2321 trivial. 0 not checked. [2021-12-14 18:22:20,960 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 18:22:20,960 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013876790] [2021-12-14 18:22:20,960 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1013876790] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 18:22:20,960 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 18:22:20,960 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 18:22:20,961 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104934753] [2021-12-14 18:22:20,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 18:22:20,963 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 18:22:20,963 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 18:22:20,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 18:22:20,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-14 18:22:20,964 INFO L87 Difference]: Start difference. First operand 2537 states and 3678 transitions. Second operand has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (54), 5 states have call predecessors, (54), 1 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2021-12-14 18:22:24,522 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 [] [2021-12-14 18:22:30,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 18:22:30,324 INFO L93 Difference]: Finished difference Result 7762 states and 11385 transitions. [2021-12-14 18:22:30,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-14 18:22:30,325 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (54), 5 states have call predecessors, (54), 1 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 502 [2021-12-14 18:22:30,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 18:22:30,349 INFO L225 Difference]: With dead ends: 7762 [2021-12-14 18:22:30,349 INFO L226 Difference]: Without dead ends: 5295 [2021-12-14 18:22:30,356 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-12-14 18:22:30,357 INFO L933 BasicCegarLoop]: 3784 mSDtfsCounter, 6827 mSDsluCounter, 5920 mSDsCounter, 0 mSdLazyCounter, 3609 mSolverCounterSat, 3611 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7166 SdHoareTripleChecker+Valid, 9704 SdHoareTripleChecker+Invalid, 7221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3611 IncrementalHoareTripleChecker+Valid, 3609 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2021-12-14 18:22:30,357 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7166 Valid, 9704 Invalid, 7221 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3611 Valid, 3609 Invalid, 1 Unknown, 0 Unchecked, 8.8s Time] [2021-12-14 18:22:30,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5295 states. [2021-12-14 18:22:30,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5295 to 4747. [2021-12-14 18:22:30,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4747 states, 3440 states have (on average 1.406686046511628) internal successors, (4839), 3529 states have internal predecessors, (4839), 1017 states have call successors, (1017), 289 states have call predecessors, (1017), 289 states have return successors, (1018), 994 states have call predecessors, (1018), 1014 states have call successors, (1018) [2021-12-14 18:22:30,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4747 states to 4747 states and 6874 transitions. [2021-12-14 18:22:30,545 INFO L78 Accepts]: Start accepts. Automaton has 4747 states and 6874 transitions. Word has length 502 [2021-12-14 18:22:30,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 18:22:30,548 INFO L470 AbstractCegarLoop]: Abstraction has 4747 states and 6874 transitions. [2021-12-14 18:22:30,549 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.666666666666668) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (54), 5 states have call predecessors, (54), 1 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2021-12-14 18:22:30,549 INFO L276 IsEmpty]: Start isEmpty. Operand 4747 states and 6874 transitions. [2021-12-14 18:22:30,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 525 [2021-12-14 18:22:30,561 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 18:22:30,561 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] [2021-12-14 18:22:30,561 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-14 18:22:30,561 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 18:22:30,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 18:22:30,562 INFO L85 PathProgramCache]: Analyzing trace with hash 1499618187, now seen corresponding path program 1 times [2021-12-14 18:22:30,562 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 18:22:30,562 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296399382] [2021-12-14 18:22:30,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 18:22:30,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 18:22:30,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 18:22:31,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:31,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:31,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 18:22:31,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:31,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:31,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 18:22:31,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:31,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:31,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 18:22:31,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:31,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:31,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 18:22:31,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:31,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:31,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-14 18:22:31,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:31,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:31,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-14 18:22:31,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:31,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:31,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-14 18:22:31,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:31,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:31,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-14 18:22:31,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:31,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:31,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-14 18:22:31,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:31,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:31,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-14 18:22:31,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:31,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:31,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-14 18:22:31,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:31,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-14 18:22:31,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:31,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-14 18:22:31,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:31,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-14 18:22:31,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:31,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-14 18:22:31,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:31,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-14 18:22:31,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:31,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-14 18:22:31,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:31,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-14 18:22:31,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:31,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-14 18:22:31,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:31,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-14 18:22:31,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:31,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-14 18:22:31,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:31,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-14 18:22:31,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:31,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-14 18:22:31,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:31,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-14 18:22:31,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:31,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-14 18:22:31,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:31,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-14 18:22:31,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:31,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-14 18:22:31,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:31,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-14 18:22:31,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:31,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-14 18:22:31,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:31,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2021-12-14 18:22:31,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2021-12-14 18:22:31,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:31,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-14 18:22:31,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:32,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:32,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:32,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-14 18:22:32,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:32,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2021-12-14 18:22:32,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:32,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2021-12-14 18:22:32,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:32,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2021-12-14 18:22:32,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:32,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2021-12-14 18:22:32,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:32,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2021-12-14 18:22:32,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:32,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2021-12-14 18:22:32,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:32,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2021-12-14 18:22:32,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:32,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2021-12-14 18:22:32,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:32,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2021-12-14 18:22:32,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:32,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-12-14 18:22:32,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:32,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 500 [2021-12-14 18:22:32,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:32,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:32,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:32,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-14 18:22:32,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:32,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2318 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2318 trivial. 0 not checked. [2021-12-14 18:22:32,215 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 18:22:32,215 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [296399382] [2021-12-14 18:22:32,215 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [296399382] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 18:22:32,215 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 18:22:32,215 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-12-14 18:22:32,216 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618847596] [2021-12-14 18:22:32,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 18:22:32,216 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-14 18:22:32,216 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 18:22:32,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-14 18:22:32,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-12-14 18:22:32,217 INFO L87 Difference]: Start difference. First operand 4747 states and 6874 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) [2021-12-14 18:22:36,927 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 [] [2021-12-14 18:22:53,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 18:22:53,144 INFO L93 Difference]: Finished difference Result 18668 states and 28653 transitions. [2021-12-14 18:22:53,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-12-14 18:22:53,145 INFO L78 Accepts]: Start accepts. Automaton has 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) Word has length 524 [2021-12-14 18:22:53,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 18:22:53,220 INFO L225 Difference]: With dead ends: 18668 [2021-12-14 18:22:53,220 INFO L226 Difference]: Without dead ends: 13995 [2021-12-14 18:22:53,246 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 172 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=217, Invalid=485, Unknown=0, NotChecked=0, Total=702 [2021-12-14 18:22:53,247 INFO L933 BasicCegarLoop]: 3372 mSDtfsCounter, 13216 mSDsluCounter, 7957 mSDsCounter, 0 mSdLazyCounter, 11331 mSolverCounterSat, 8261 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13840 SdHoareTripleChecker+Valid, 11329 SdHoareTripleChecker+Invalid, 19593 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8261 IncrementalHoareTripleChecker+Valid, 11331 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.6s IncrementalHoareTripleChecker+Time [2021-12-14 18:22:53,248 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13840 Valid, 11329 Invalid, 19593 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8261 Valid, 11331 Invalid, 1 Unknown, 0 Unchecked, 19.6s Time] [2021-12-14 18:22:53,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13995 states. [2021-12-14 18:22:53,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13995 to 11006. [2021-12-14 18:22:53,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11006 states, 7867 states have (on average 1.3887123426973433) internal successors, (10925), 8063 states have internal predecessors, (10925), 2479 states have call successors, (2479), 571 states have call predecessors, (2479), 659 states have return successors, (2973), 2540 states have call predecessors, (2973), 2474 states have call successors, (2973) [2021-12-14 18:22:53,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11006 states to 11006 states and 16377 transitions. [2021-12-14 18:22:53,857 INFO L78 Accepts]: Start accepts. Automaton has 11006 states and 16377 transitions. Word has length 524 [2021-12-14 18:22:53,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 18:22:53,860 INFO L470 AbstractCegarLoop]: Abstraction has 11006 states and 16377 transitions. [2021-12-14 18:22:53,861 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has 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) [2021-12-14 18:22:53,861 INFO L276 IsEmpty]: Start isEmpty. Operand 11006 states and 16377 transitions. [2021-12-14 18:22:53,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 545 [2021-12-14 18:22:53,872 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 18:22:53,872 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 18:22:53,872 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-14 18:22:53,873 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 18:22:53,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 18:22:53,873 INFO L85 PathProgramCache]: Analyzing trace with hash 1302863856, now seen corresponding path program 1 times [2021-12-14 18:22:53,873 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 18:22:53,873 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319874035] [2021-12-14 18:22:53,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 18:22:53,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 18:22:54,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 18:22:54,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:54,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 18:22:54,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:54,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 18:22:54,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:54,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 18:22:54,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:54,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 18:22:54,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:54,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-14 18:22:54,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:54,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-14 18:22:54,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:54,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-14 18:22:54,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:54,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-14 18:22:54,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:54,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-14 18:22:54,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:54,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-14 18:22:54,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:54,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-14 18:22:54,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-14 18:22:54,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-14 18:22:54,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-14 18:22:54,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-14 18:22:54,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-14 18:22:54,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-14 18:22:54,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-14 18:22:54,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-14 18:22:54,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-14 18:22:54,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-14 18:22:54,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-14 18:22:54,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-14 18:22:54,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-14 18:22:54,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-14 18:22:54,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-14 18:22:54,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-14 18:22:54,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-14 18:22:54,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-14 18:22:54,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2021-12-14 18:22:54,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2021-12-14 18:22:54,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:54,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-14 18:22:54,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2021-12-14 18:22:54,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:54,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:54,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:55,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-14 18:22:55,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:55,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2021-12-14 18:22:55,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:55,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2021-12-14 18:22:55,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:55,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2021-12-14 18:22:55,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:55,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 475 [2021-12-14 18:22:55,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:55,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2021-12-14 18:22:55,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:55,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-12-14 18:22:55,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:55,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2021-12-14 18:22:55,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:55,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2021-12-14 18:22:55,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:55,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 505 [2021-12-14 18:22:55,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:55,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-14 18:22:55,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:55,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-14 18:22:55,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:55,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:55,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:55,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-14 18:22:55,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:55,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2319 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2318 trivial. 0 not checked. [2021-12-14 18:22:55,130 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 18:22:55,130 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319874035] [2021-12-14 18:22:55,130 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [319874035] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 18:22:55,131 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 18:22:55,131 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-12-14 18:22:55,131 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519640722] [2021-12-14 18:22:55,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 18:22:55,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-12-14 18:22:55,133 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 18:22:55,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-12-14 18:22:55,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2021-12-14 18:22:55,133 INFO L87 Difference]: Start difference. First operand 11006 states and 16377 transitions. Second operand has 15 states, 14 states have (on average 11.0) internal successors, (154), 9 states have internal predecessors, (154), 4 states have call successors, (58), 8 states have call predecessors, (58), 5 states have return successors, (54), 5 states have call predecessors, (54), 4 states have call successors, (54)