./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 6c24879c 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-?-6c24879 [2022-07-12 14:28:14,253 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 14:28:14,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 14:28:14,290 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 14:28:14,291 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 14:28:14,292 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 14:28:14,299 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 14:28:14,302 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 14:28:14,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 14:28:14,309 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 14:28:14,309 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 14:28:14,311 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 14:28:14,311 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 14:28:14,313 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 14:28:14,314 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 14:28:14,316 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 14:28:14,317 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 14:28:14,318 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 14:28:14,320 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 14:28:14,321 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 14:28:14,326 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 14:28:14,327 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 14:28:14,328 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 14:28:14,329 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 14:28:14,332 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 14:28:14,335 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 14:28:14,336 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 14:28:14,336 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 14:28:14,337 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 14:28:14,338 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 14:28:14,339 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 14:28:14,339 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 14:28:14,340 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 14:28:14,341 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 14:28:14,342 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 14:28:14,343 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 14:28:14,343 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 14:28:14,343 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 14:28:14,343 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 14:28:14,344 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 14:28:14,345 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 14:28:14,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 14:28:14,348 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 14:28:14,378 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 14:28:14,379 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 14:28:14,379 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 14:28:14,379 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 14:28:14,380 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 14:28:14,380 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 14:28:14,381 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 14:28:14,381 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 14:28:14,381 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 14:28:14,382 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 14:28:14,382 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 14:28:14,382 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 14:28:14,382 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 14:28:14,383 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 14:28:14,383 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 14:28:14,383 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 14:28:14,383 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 14:28:14,383 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 14:28:14,383 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 14:28:14,385 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 14:28:14,385 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 14:28:14,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 14:28:14,385 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 14:28:14,386 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 14:28:14,386 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 14:28:14,386 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 14:28:14,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 14:28:14,386 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 14:28:14,386 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 14:28:14,387 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 14:28:14,387 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b09307eff68471b13f9f4af8ca37265160c175233f57a4afa3e4fdd6d6503a6b [2022-07-12 14:28:14,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 14:28:14,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 14:28:14,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 14:28:14,648 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 14:28:14,651 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 14:28:14,653 INFO L432 ainManager$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 [2022-07-12 14:28:14,710 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1591d1ae8/3db4f549f6e247b994ab2cbb5d67ad33/FLAG9b099741a [2022-07-12 14:28:15,392 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 14:28:15,393 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 [2022-07-12 14:28:15,457 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1591d1ae8/3db4f549f6e247b994ab2cbb5d67ad33/FLAG9b099741a [2022-07-12 14:28:15,488 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1591d1ae8/3db4f549f6e247b994ab2cbb5d67ad33 [2022-07-12 14:28:15,491 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 14:28:15,492 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 14:28:15,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 14:28:15,495 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 14:28:15,498 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 14:28:15,498 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 02:28:15" (1/1) ... [2022-07-12 14:28:15,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2347c2ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:28:15, skipping insertion in model container [2022-07-12 14:28:15,499 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 02:28:15" (1/1) ... [2022-07-12 14:28:15,524 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 14:28:15,660 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 14:28:18,010 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] [2022-07-12 14:28:18,076 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 14:28:18,106 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 14:28:18,585 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] [2022-07-12 14:28:18,595 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 14:28:18,740 INFO L208 MainTranslator]: Completed translation [2022-07-12 14:28:18,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:28:18 WrapperNode [2022-07-12 14:28:18,742 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 14:28:18,743 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 14:28:18,744 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 14:28:18,744 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 14:28:18,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:28:18" (1/1) ... [2022-07-12 14:28:18,837 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:28:18" (1/1) ... [2022-07-12 14:28:18,978 INFO L137 Inliner]: procedures = 426, calls = 2213, calls flagged for inlining = 204, calls inlined = 184, statements flattened = 6226 [2022-07-12 14:28:18,979 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 14:28:18,980 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 14:28:18,980 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 14:28:18,980 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 14:28:18,987 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:28:18" (1/1) ... [2022-07-12 14:28:18,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:28:18" (1/1) ... [2022-07-12 14:28:19,035 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:28:18" (1/1) ... [2022-07-12 14:28:19,037 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:28:18" (1/1) ... [2022-07-12 14:28:19,185 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:28:18" (1/1) ... [2022-07-12 14:28:19,225 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:28:18" (1/1) ... [2022-07-12 14:28:19,262 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:28:18" (1/1) ... [2022-07-12 14:28:19,296 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 14:28:19,298 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 14:28:19,298 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 14:28:19,298 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 14:28:19,299 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:28:18" (1/1) ... [2022-07-12 14:28:19,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 14:28:19,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 14:28:19,328 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) [2022-07-12 14:28:19,354 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 [2022-07-12 14:28:19,369 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ddp_done [2022-07-12 14:28:19,369 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ddp_done [2022-07-12 14:28:19,369 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_get_wwn [2022-07-12 14:28:19,369 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_get_wwn [2022-07-12 14:28:19,370 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_bsg_request [2022-07-12 14:28:19,370 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_bsg_request [2022-07-12 14:28:19,370 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-07-12 14:28:19,370 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_hostlist_del [2022-07-12 14:28:19,370 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_hostlist_del [2022-07-12 14:28:19,370 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2022-07-12 14:28:19,371 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2022-07-12 14:28:19,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-12 14:28:19,371 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-12 14:28:19,371 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2022-07-12 14:28:19,371 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2022-07-12 14:28:19,371 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-12 14:28:19,372 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-12 14:28:19,372 INFO L130 BoogieDeclarations]: Found specification of procedure fc_frame_header_get [2022-07-12 14:28:19,372 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_frame_header_get [2022-07-12 14:28:19,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-07-12 14:28:19,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-07-12 14:28:19,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-12 14:28:19,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-12 14:28:19,373 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_netdev [2022-07-12 14:28:19,373 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_netdev [2022-07-12 14:28:19,373 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_recv_flogi [2022-07-12 14:28:19,373 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_recv_flogi [2022-07-12 14:28:19,373 INFO L130 BoogieDeclarations]: Found specification of procedure fc_vport_setlink [2022-07-12 14:28:19,373 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_vport_setlink [2022-07-12 14:28:19,374 INFO L130 BoogieDeclarations]: Found specification of procedure fc_eh_abort [2022-07-12 14:28:19,374 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_eh_abort [2022-07-12 14:28:19,374 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2022-07-12 14:28:19,374 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2022-07-12 14:28:19,374 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_dev_from_skb [2022-07-12 14:28:19,374 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_dev_from_skb [2022-07-12 14:28:19,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_4 [2022-07-12 14:28:19,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_4 [2022-07-12 14:28:19,375 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_percpu_thread_create [2022-07-12 14:28:19,375 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_percpu_thread_create [2022-07-12 14:28:19,375 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_device_priv [2022-07-12 14:28:19,375 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_device_priv [2022-07-12 14:28:19,376 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2022-07-12 14:28:19,376 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2022-07-12 14:28:19,376 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_link_ok [2022-07-12 14:28:19,376 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_link_ok [2022-07-12 14:28:19,376 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_vport_destroy [2022-07-12 14:28:19,376 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_vport_destroy [2022-07-12 14:28:19,377 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_alloc [2022-07-12 14:28:19,377 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_alloc [2022-07-12 14:28:19,377 INFO L130 BoogieDeclarations]: Found specification of procedure fc_get_host_port_state [2022-07-12 14:28:19,377 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_get_host_port_state [2022-07-12 14:28:19,377 INFO L130 BoogieDeclarations]: Found specification of procedure fc_release_transport [2022-07-12 14:28:19,377 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_release_transport [2022-07-12 14:28:19,377 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_reset [2022-07-12 14:28:19,378 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_reset [2022-07-12 14:28:19,378 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-12 14:28:19,378 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-12 14:28:19,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-12 14:28:19,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-12 14:28:19,378 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_link_speed_update [2022-07-12 14:28:19,379 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_link_speed_update [2022-07-12 14:28:19,379 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_xmit [2022-07-12 14:28:19,379 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_xmit [2022-07-12 14:28:19,379 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fabric_logoff [2022-07-12 14:28:19,379 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fabric_logoff [2022-07-12 14:28:19,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 14:28:19,380 INFO L130 BoogieDeclarations]: Found specification of procedure fc_frame_payload_get [2022-07-12 14:28:19,380 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_frame_payload_get [2022-07-12 14:28:19,380 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-12 14:28:19,380 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-12 14:28:19,380 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_interface_remove [2022-07-12 14:28:19,380 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_interface_remove [2022-07-12 14:28:19,380 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_mgr_alloc [2022-07-12 14:28:19,381 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_mgr_alloc [2022-07-12 14:28:19,381 INFO L130 BoogieDeclarations]: Found specification of procedure is_fip_mode [2022-07-12 14:28:19,381 INFO L138 BoogieDeclarations]: Found implementation of procedure is_fip_mode [2022-07-12 14:28:19,381 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-07-12 14:28:19,381 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-07-12 14:28:19,381 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_check_wait_queue [2022-07-12 14:28:19,381 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_check_wait_queue [2022-07-12 14:28:19,382 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fabric_login [2022-07-12 14:28:19,382 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fabric_login [2022-07-12 14:28:19,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-12 14:28:19,382 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_maps_update_done [2022-07-12 14:28:19,382 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_maps_update_done [2022-07-12 14:28:19,382 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ddp_target [2022-07-12 14:28:19,383 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ddp_target [2022-07-12 14:28:19,383 INFO L130 BoogieDeclarations]: Found specification of procedure fc_set_rport_loss_tmo [2022-07-12 14:28:19,383 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_set_rport_loss_tmo [2022-07-12 14:28:19,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-12 14:28:19,383 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ddp_setup [2022-07-12 14:28:19,383 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ddp_setup [2022-07-12 14:28:19,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-12 14:28:19,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-12 14:28:19,384 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-12 14:28:19,384 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_wwn_from_mac [2022-07-12 14:28:19,384 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_wwn_from_mac [2022-07-12 14:28:19,384 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-07-12 14:28:19,385 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-07-12 14:28:19,385 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-07-12 14:28:19,385 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-07-12 14:28:19,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-12 14:28:19,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-12 14:28:19,385 INFO L130 BoogieDeclarations]: Found specification of procedure fc_attach_transport [2022-07-12 14:28:19,385 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_attach_transport [2022-07-12 14:28:19,386 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_hostlist_lookup_port [2022-07-12 14:28:19,386 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_hostlist_lookup_port [2022-07-12 14:28:19,386 INFO L130 BoogieDeclarations]: Found specification of procedure dcb_getapp [2022-07-12 14:28:19,386 INFO L138 BoogieDeclarations]: Found implementation of procedure dcb_getapp [2022-07-12 14:28:19,386 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_terminate_io [2022-07-12 14:28:19,386 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_terminate_io [2022-07-12 14:28:19,387 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2022-07-12 14:28:19,387 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2022-07-12 14:28:19,387 INFO L130 BoogieDeclarations]: Found specification of procedure _fcoe_create [2022-07-12 14:28:19,387 INFO L138 BoogieDeclarations]: Found implementation of procedure _fcoe_create [2022-07-12 14:28:19,387 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_mgr_free [2022-07-12 14:28:19,387 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_mgr_free [2022-07-12 14:28:19,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-12 14:28:19,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-12 14:28:19,388 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2022-07-12 14:28:19,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2022-07-12 14:28:19,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 14:28:19,388 INFO L130 BoogieDeclarations]: Found specification of procedure dcb_ieee_getapp_mask [2022-07-12 14:28:19,389 INFO L138 BoogieDeclarations]: Found implementation of procedure dcb_ieee_getapp_mask [2022-07-12 14:28:19,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 14:28:19,389 INFO L130 BoogieDeclarations]: Found specification of procedure fc_set_mfs [2022-07-12 14:28:19,389 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_set_mfs [2022-07-12 14:28:19,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 14:28:19,389 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-12 14:28:19,389 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2022-07-12 14:28:19,390 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2022-07-12 14:28:19,390 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-12 14:28:19,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-12 14:28:19,390 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_link_up [2022-07-12 14:28:19,390 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_link_up [2022-07-12 14:28:19,390 INFO L130 BoogieDeclarations]: Found specification of procedure lport_priv [2022-07-12 14:28:19,391 INFO L138 BoogieDeclarations]: Found implementation of procedure lport_priv [2022-07-12 14:28:19,391 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_netdev_features_change [2022-07-12 14:28:19,391 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_netdev_features_change [2022-07-12 14:28:19,391 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_disable [2022-07-12 14:28:19,391 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_disable [2022-07-12 14:28:19,391 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-12 14:28:19,391 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-12 14:28:19,392 INFO L130 BoogieDeclarations]: Found specification of procedure fc_vport_set_state [2022-07-12 14:28:19,392 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_vport_set_state [2022-07-12 14:28:19,392 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_clean_pending_queue [2022-07-12 14:28:19,392 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_clean_pending_queue [2022-07-12 14:28:19,392 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_net [2022-07-12 14:28:19,392 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_net [2022-07-12 14:28:19,393 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_enabled [2022-07-12 14:28:19,393 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_enabled [2022-07-12 14:28:19,393 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_link_down [2022-07-12 14:28:19,393 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_link_down [2022-07-12 14:28:19,393 INFO L130 BoogieDeclarations]: Found specification of procedure shost_priv [2022-07-12 14:28:19,393 INFO L138 BoogieDeclarations]: Found implementation of procedure shost_priv [2022-07-12 14:28:19,393 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2022-07-12 14:28:19,394 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2022-07-12 14:28:19,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 14:28:19,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 14:28:19,394 INFO L130 BoogieDeclarations]: Found specification of procedure eth_hdr [2022-07-12 14:28:19,394 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_hdr [2022-07-12 14:28:19,394 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-07-12 14:28:19,394 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-07-12 14:28:19,395 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-12 14:28:19,395 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-12 14:28:19,395 INFO L130 BoogieDeclarations]: Found specification of procedure fc_frame_payload_op [2022-07-12 14:28:19,395 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_frame_payload_op [2022-07-12 14:28:19,395 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_get_lesb [2022-07-12 14:28:19,395 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_get_lesb [2022-07-12 14:28:19,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-12 14:28:19,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-12 14:28:19,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-12 14:28:19,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-12 14:28:19,396 INFO L130 BoogieDeclarations]: Found specification of procedure fc_elsct_send [2022-07-12 14:28:19,396 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_elsct_send [2022-07-12 14:28:19,396 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_dev_vlan_id [2022-07-12 14:28:19,397 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_dev_vlan_id [2022-07-12 14:28:19,397 INFO L130 BoogieDeclarations]: Found specification of procedure fc_queuecommand [2022-07-12 14:28:19,397 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_queuecommand [2022-07-12 14:28:19,397 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-12 14:28:19,397 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-12 14:28:19,397 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-07-12 14:28:19,397 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-07-12 14:28:19,398 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-07-12 14:28:19,398 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-07-12 14:28:19,398 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-07-12 14:28:19,398 INFO L130 BoogieDeclarations]: Found specification of procedure fc_get_host_speed [2022-07-12 14:28:19,398 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_get_host_speed [2022-07-12 14:28:19,398 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2022-07-12 14:28:19,398 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2022-07-12 14:28:19,399 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_interface_create [2022-07-12 14:28:19,399 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_interface_create [2022-07-12 14:28:19,399 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-12 14:28:19,399 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-12 14:28:19,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-12 14:28:19,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-12 14:28:19,400 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_destroy [2022-07-12 14:28:19,400 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_destroy [2022-07-12 14:28:19,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-12 14:28:19,400 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-12 14:28:19,400 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-12 14:28:19,400 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-12 14:28:19,400 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_priv [2022-07-12 14:28:19,401 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_priv [2022-07-12 14:28:19,401 INFO L130 BoogieDeclarations]: Found specification of procedure dev_uc_del [2022-07-12 14:28:19,401 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_uc_del [2022-07-12 14:28:19,401 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_destroy [2022-07-12 14:28:19,401 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_destroy [2022-07-12 14:28:19,401 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-07-12 14:28:19,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-07-12 14:28:19,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_2 [2022-07-12 14:28:19,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_2 [2022-07-12 14:28:19,402 INFO L130 BoogieDeclarations]: Found specification of procedure fc_eh_device_reset [2022-07-12 14:28:19,402 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_eh_device_reset [2022-07-12 14:28:19,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 14:28:19,402 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-12 14:28:19,402 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-12 14:28:19,403 INFO L130 BoogieDeclarations]: Found specification of procedure fc_set_wwpn [2022-07-12 14:28:19,403 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_set_wwpn [2022-07-12 14:28:19,403 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2022-07-12 14:28:19,403 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2022-07-12 14:28:19,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 14:28:19,403 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2022-07-12 14:28:19,403 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2022-07-12 14:28:19,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-07-12 14:28:19,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-07-12 14:28:19,404 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_tail [2022-07-12 14:28:19,404 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_tail [2022-07-12 14:28:19,404 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_percpu_thread_destroy [2022-07-12 14:28:19,404 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_percpu_thread_destroy [2022-07-12 14:28:19,405 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2022-07-12 14:28:19,405 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2022-07-12 14:28:19,405 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2022-07-12 14:28:19,405 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2022-07-12 14:28:19,405 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_interface_cleanup [2022-07-12 14:28:19,405 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_interface_cleanup [2022-07-12 14:28:19,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 14:28:19,406 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~X~$Pointer$~X~int~TO~int [2022-07-12 14:28:19,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~X~$Pointer$~X~int~TO~int [2022-07-12 14:28:19,406 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-07-12 14:28:19,406 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-07-12 14:28:19,406 INFO L130 BoogieDeclarations]: Found specification of procedure dev_add_pack [2022-07-12 14:28:19,406 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_add_pack [2022-07-12 14:28:19,406 INFO L130 BoogieDeclarations]: Found specification of procedure fc_set_wwnn [2022-07-12 14:28:19,407 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_set_wwnn [2022-07-12 14:28:19,407 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-07-12 14:28:19,407 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-07-12 14:28:19,407 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-07-12 14:28:19,407 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-07-12 14:28:19,407 INFO L130 BoogieDeclarations]: Found specification of procedure fc_get_host_stats [2022-07-12 14:28:19,408 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_get_host_stats [2022-07-12 14:28:19,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_46 [2022-07-12 14:28:19,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_46 [2022-07-12 14:28:19,408 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_enable [2022-07-12 14:28:19,409 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_enable [2022-07-12 14:28:19,409 INFO L130 BoogieDeclarations]: Found specification of procedure ntoh24 [2022-07-12 14:28:19,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ntoh24 [2022-07-12 14:28:19,409 INFO L130 BoogieDeclarations]: Found specification of procedure dev_uc_add [2022-07-12 14:28:19,409 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_uc_add [2022-07-12 14:28:19,409 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2022-07-12 14:28:19,409 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2022-07-12 14:28:19,410 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~TO~int [2022-07-12 14:28:19,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~TO~int [2022-07-12 14:28:19,410 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_if_destroy [2022-07-12 14:28:19,410 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_if_destroy [2022-07-12 14:28:19,410 INFO L130 BoogieDeclarations]: Found specification of procedure dev_put [2022-07-12 14:28:19,410 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_put [2022-07-12 14:28:19,411 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_interface_setup [2022-07-12 14:28:19,411 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_interface_setup [2022-07-12 14:28:19,411 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_2 [2022-07-12 14:28:19,411 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_2 [2022-07-12 14:28:19,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-12 14:28:19,411 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_if_create [2022-07-12 14:28:19,411 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_if_create [2022-07-12 14:28:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_device_delete [2022-07-12 14:28:19,412 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_device_delete [2022-07-12 14:28:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-12 14:28:19,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-12 14:28:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure dev_mc_add [2022-07-12 14:28:19,412 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_mc_add [2022-07-12 14:28:19,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-12 14:28:19,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-12 14:28:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2022-07-12 14:28:19,413 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2022-07-12 14:28:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-07-12 14:28:19,413 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-07-12 14:28:19,413 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2022-07-12 14:28:19,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2022-07-12 14:28:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_port_send [2022-07-12 14:28:19,414 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_port_send [2022-07-12 14:28:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure fc_eh_host_reset [2022-07-12 14:28:19,414 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_eh_host_reset [2022-07-12 14:28:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_destroy_work [2022-07-12 14:28:19,414 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_destroy_work [2022-07-12 14:28:19,414 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-07-12 14:28:19,415 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-07-12 14:28:19,415 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_check [2022-07-12 14:28:19,415 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_check [2022-07-12 14:28:19,415 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2022-07-12 14:28:19,415 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2022-07-12 14:28:19,415 INFO L130 BoogieDeclarations]: Found specification of procedure fc_slave_alloc [2022-07-12 14:28:19,415 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_slave_alloc [2022-07-12 14:28:19,416 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2022-07-12 14:28:19,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2022-07-12 14:28:19,416 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_elsct_send [2022-07-12 14:28:19,416 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_elsct_send [2022-07-12 14:28:19,416 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_dev_real_dev [2022-07-12 14:28:19,416 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_dev_real_dev [2022-07-12 14:28:19,416 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_maps_update_begin [2022-07-12 14:28:19,417 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_maps_update_begin [2022-07-12 14:28:19,417 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2022-07-12 14:28:19,417 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2022-07-12 14:28:19,417 INFO L130 BoogieDeclarations]: Found specification of procedure dev_mc_del [2022-07-12 14:28:19,417 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_mc_del [2022-07-12 14:28:19,417 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_remove_pack [2022-07-12 14:28:19,417 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_remove_pack [2022-07-12 14:28:19,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 14:28:19,418 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2022-07-12 14:28:19,418 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2022-07-12 14:28:20,324 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 14:28:20,330 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 14:28:20,863 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-12 14:28:26,016 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 14:28:26,045 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 14:28:26,045 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-12 14:28:26,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 02:28:26 BoogieIcfgContainer [2022-07-12 14:28:26,050 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 14:28:26,052 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 14:28:26,052 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 14:28:26,055 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 14:28:26,056 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 02:28:15" (1/3) ... [2022-07-12 14:28:26,056 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ac51af9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 02:28:26, skipping insertion in model container [2022-07-12 14:28:26,056 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:28:18" (2/3) ... [2022-07-12 14:28:26,057 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ac51af9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 02:28:26, skipping insertion in model container [2022-07-12 14:28:26,057 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 02:28:26" (3/3) ... [2022-07-12 14:28:26,058 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--fcoe--fcoe.ko-entry_point.cil.out.i [2022-07-12 14:28:26,070 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 14:28:26,071 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 14:28:26,176 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 14:28:26,183 INFO L357 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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@45e85c2e, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@56517ca1 [2022-07-12 14:28:26,183 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 14:28:26,194 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) [2022-07-12 14:28:26,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 524 [2022-07-12 14:28:26,306 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:28:26,307 INFO L195 NwaCegarLoop]: 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] [2022-07-12 14:28:26,309 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:28:26,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:28:26,315 INFO L85 PathProgramCache]: Analyzing trace with hash -1290223588, now seen corresponding path program 1 times [2022-07-12 14:28:26,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:28:26,322 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834981089] [2022-07-12 14:28:26,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:28:26,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:28:26,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 14:28:27,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:27,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:28:27,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 14:28:27,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:27,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:28:27,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 14:28:27,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:27,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:28:27,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 14:28:27,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:27,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:28:27,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-12 14:28:27,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:27,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:28:27,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 14:28:27,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:27,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:28:27,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-12 14:28:27,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:27,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:28:27,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-12 14:28:27,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:27,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:28:27,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-12 14:28:27,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:27,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:28:27,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 14:28:27,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:27,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:28:27,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-12 14:28:27,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:27,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:28:27,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 14:28:27,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:27,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-12 14:28:27,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:27,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-12 14:28:27,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:27,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-12 14:28:27,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:27,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-12 14:28:27,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:27,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 14:28:27,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:27,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:27,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-12 14:28:28,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:28,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 14:28:28,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:28,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 14:28:28,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:28,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-12 14:28:28,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:28,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-12 14:28:28,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:28,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-12 14:28:28,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:28,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-12 14:28:28,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:28,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-12 14:28:28,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:28,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 14:28:28,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:28,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 14:28:28,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:28,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-12 14:28:28,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:28,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 14:28:28,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:28,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-12 14:28:28,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:28,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-07-12 14:28:28,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2022-07-12 14:28:28,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2022-07-12 14:28:28,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:28,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-07-12 14:28:28,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2022-07-12 14:28:28,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2022-07-12 14:28:28,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2022-07-12 14:28:28,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2022-07-12 14:28:28,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2022-07-12 14:28:28,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2022-07-12 14:28:28,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-12 14:28:28,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2022-07-12 14:28:28,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484 [2022-07-12 14:28:28,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2022-07-12 14:28:28,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2022-07-12 14:28:28,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:28,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 14:28:28,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:28,754 INFO L134 CoverageAnalysis]: Checked inductivity of 2318 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2318 trivial. 0 not checked. [2022-07-12 14:28:28,755 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:28:28,755 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834981089] [2022-07-12 14:28:28,755 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1834981089] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:28:28,756 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:28:28,756 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-12 14:28:28,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446128347] [2022-07-12 14:28:28,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:28:28,762 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-12 14:28:28,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:28:28,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-12 14:28:28,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-07-12 14:28:28,792 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 19.857142857142858) internal successors, (139), 2 states have internal predecessors, (139), 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) [2022-07-12 14:28:34,913 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 [] [2022-07-12 14:28:37,481 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:28:39,574 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:28:47,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:28:47,444 INFO L93 Difference]: Finished difference Result 5699 states and 8546 transitions. [2022-07-12 14:28:47,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-12 14:28:47,447 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 19.857142857142858) internal successors, (139), 2 states have internal predecessors, (139), 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 523 [2022-07-12 14:28:47,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:28:47,489 INFO L225 Difference]: With dead ends: 5699 [2022-07-12 14:28:47,490 INFO L226 Difference]: Without dead ends: 3105 [2022-07-12 14:28:47,513 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2022-07-12 14:28:47,517 INFO L413 NwaCegarLoop]: 3383 mSDtfsCounter, 4377 mSDsluCounter, 5054 mSDsCounter, 0 mSdLazyCounter, 4345 mSolverCounterSat, 3545 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4683 SdHoareTripleChecker+Valid, 8437 SdHoareTripleChecker+Invalid, 7893 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3545 IncrementalHoareTripleChecker+Valid, 4345 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.9s IncrementalHoareTripleChecker+Time [2022-07-12 14:28:47,518 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4683 Valid, 8437 Invalid, 7893 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3545 Valid, 4345 Invalid, 3 Unknown, 0 Unchecked, 17.9s Time] [2022-07-12 14:28:47,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3105 states. [2022-07-12 14:28:47,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3105 to 2537. [2022-07-12 14:28:47,811 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) [2022-07-12 14:28:47,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2537 states to 2537 states and 3678 transitions. [2022-07-12 14:28:47,833 INFO L78 Accepts]: Start accepts. Automaton has 2537 states and 3678 transitions. Word has length 523 [2022-07-12 14:28:47,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:28:47,835 INFO L495 AbstractCegarLoop]: Abstraction has 2537 states and 3678 transitions. [2022-07-12 14:28:47,835 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.857142857142858) internal successors, (139), 2 states have internal predecessors, (139), 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) [2022-07-12 14:28:47,836 INFO L276 IsEmpty]: Start isEmpty. Operand 2537 states and 3678 transitions. [2022-07-12 14:28:47,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 525 [2022-07-12 14:28:47,864 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:28:47,864 INFO L195 NwaCegarLoop]: 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] [2022-07-12 14:28:47,865 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-12 14:28:47,865 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:28:47,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:28:47,866 INFO L85 PathProgramCache]: Analyzing trace with hash 1499618187, now seen corresponding path program 1 times [2022-07-12 14:28:47,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:28:47,868 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922113936] [2022-07-12 14:28:47,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:28:47,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:28:48,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 14:28:48,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:48,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:28:48,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 14:28:48,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:48,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:28:48,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 14:28:48,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:48,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:28:48,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 14:28:48,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:48,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:28:48,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-12 14:28:48,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:48,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:28:48,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 14:28:48,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:48,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:28:48,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-12 14:28:48,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:48,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:28:48,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-12 14:28:48,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:48,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:28:48,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-12 14:28:48,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:48,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:28:48,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 14:28:48,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:48,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:28:48,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-12 14:28:48,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:48,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:48,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:28:49,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 14:28:49,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:49,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-12 14:28:49,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:49,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-12 14:28:49,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:49,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-12 14:28:49,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:49,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-12 14:28:49,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:49,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 14:28:49,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:49,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-12 14:28:49,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:49,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 14:28:49,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:49,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 14:28:49,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:49,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-12 14:28:49,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:49,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-12 14:28:49,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:49,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-12 14:28:49,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:49,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-12 14:28:49,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:49,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-12 14:28:49,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:49,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 14:28:49,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:49,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 14:28:49,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:49,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-12 14:28:49,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:49,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 14:28:49,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:49,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-12 14:28:49,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:49,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2022-07-12 14:28:49,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2022-07-12 14:28:49,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2022-07-12 14:28:49,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:49,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-07-12 14:28:49,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2022-07-12 14:28:49,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2022-07-12 14:28:49,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-07-12 14:28:49,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2022-07-12 14:28:49,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2022-07-12 14:28:49,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 470 [2022-07-12 14:28:49,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2022-07-12 14:28:49,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-12 14:28:49,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2022-07-12 14:28:49,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2022-07-12 14:28:49,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:49,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 500 [2022-07-12 14:28:50,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:50,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:28:50,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:50,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 14:28:50,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:28:50,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2318 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2318 trivial. 0 not checked. [2022-07-12 14:28:50,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:28:50,087 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922113936] [2022-07-12 14:28:50,087 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [922113936] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:28:50,087 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:28:50,088 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-07-12 14:28:50,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486977823] [2022-07-12 14:28:50,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:28:50,090 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-07-12 14:28:50,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:28:50,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-07-12 14:28:50,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2022-07-12 14:28:50,091 INFO L87 Difference]: Start difference. First operand 2537 states and 3678 transitions. Second operand has 10 states, 10 states have (on average 14.0) internal successors, (140), 5 states have internal predecessors, (140), 4 states have call successors, (55), 8 states have call predecessors, (55), 3 states have return successors, (51), 5 states have call predecessors, (51), 4 states have call successors, (51) [2022-07-12 14:28:57,064 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:28:59,212 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:29:01,301 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:29:03,404 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 14:29:30,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:29:30,746 INFO L93 Difference]: Finished difference Result 9682 states and 14864 transitions. [2022-07-12 14:29:30,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-07-12 14:29:30,746 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 [2022-07-12 14:29:30,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:29:30,794 INFO L225 Difference]: With dead ends: 9682 [2022-07-12 14:29:30,794 INFO L226 Difference]: Without dead ends: 7215 [2022-07-12 14:29:30,809 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 172 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=217, Invalid=485, Unknown=0, NotChecked=0, Total=702 [2022-07-12 14:29:30,810 INFO L413 NwaCegarLoop]: 3338 mSDtfsCounter, 9953 mSDsluCounter, 8793 mSDsCounter, 0 mSdLazyCounter, 13791 mSolverCounterSat, 5017 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10571 SdHoareTripleChecker+Valid, 12131 SdHoareTripleChecker+Invalid, 18812 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5017 IncrementalHoareTripleChecker+Valid, 13791 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.3s IncrementalHoareTripleChecker+Time [2022-07-12 14:29:30,811 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10571 Valid, 12131 Invalid, 18812 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5017 Valid, 13791 Invalid, 4 Unknown, 0 Unchecked, 39.3s Time] [2022-07-12 14:29:30,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7215 states. [2022-07-12 14:29:31,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7215 to 5713. [2022-07-12 14:29:31,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5713 states, 4078 states have (on average 1.3867091711623345) internal successors, (5655), 4177 states have internal predecessors, (5655), 1301 states have call successors, (1301), 291 states have call predecessors, (1301), 333 states have return successors, (1545), 1330 states have call predecessors, (1545), 1298 states have call successors, (1545) [2022-07-12 14:29:31,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5713 states to 5713 states and 8501 transitions. [2022-07-12 14:29:31,209 INFO L78 Accepts]: Start accepts. Automaton has 5713 states and 8501 transitions. Word has length 524 [2022-07-12 14:29:31,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:29:31,210 INFO L495 AbstractCegarLoop]: Abstraction has 5713 states and 8501 transitions. [2022-07-12 14:29:31,211 INFO L496 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) [2022-07-12 14:29:31,211 INFO L276 IsEmpty]: Start isEmpty. Operand 5713 states and 8501 transitions. [2022-07-12 14:29:31,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2022-07-12 14:29:31,227 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:29:31,227 INFO L195 NwaCegarLoop]: 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, 1] [2022-07-12 14:29:31,228 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-12 14:29:31,228 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:29:31,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:29:31,229 INFO L85 PathProgramCache]: Analyzing trace with hash -1316058586, now seen corresponding path program 1 times [2022-07-12 14:29:31,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:29:31,229 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661335998] [2022-07-12 14:29:31,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:29:31,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:29:31,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 14:29:31,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:31,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:29:31,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 14:29:31,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:31,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:29:31,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 14:29:31,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:31,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:29:31,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 14:29:31,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:31,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:29:31,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-12 14:29:31,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:31,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:29:31,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 14:29:31,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:31,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:29:31,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-12 14:29:31,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:31,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:29:31,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-12 14:29:31,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:31,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:29:31,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-12 14:29:31,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:31,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:29:31,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 14:29:31,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:31,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:29:31,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-12 14:29:31,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:31,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:29:31,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:31,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 14:29:31,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:32,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-12 14:29:32,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:32,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-12 14:29:32,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:32,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-12 14:29:32,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:32,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-12 14:29:32,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:32,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 14:29:32,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:32,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-12 14:29:32,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:32,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 14:29:32,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:32,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 14:29:32,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:32,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-12 14:29:32,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:32,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-12 14:29:32,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:32,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-12 14:29:32,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:32,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-12 14:29:32,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:32,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-12 14:29:32,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:32,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 14:29:32,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:32,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 14:29:32,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:32,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-12 14:29:32,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:32,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 14:29:32,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:32,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-12 14:29:32,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:32,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2022-07-12 14:29:32,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2022-07-12 14:29:32,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2022-07-12 14:29:32,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2022-07-12 14:29:32,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2022-07-12 14:29:32,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2022-07-12 14:29:32,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-12 14:29:32,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-12 14:29:32,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2022-07-12 14:29:32,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2022-07-12 14:29:32,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2022-07-12 14:29:32,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-12 14:29:32,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2022-07-12 14:29:32,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2022-07-12 14:29:32,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2022-07-12 14:29:32,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:32,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 14:29:32,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:32,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2321 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2321 trivial. 0 not checked. [2022-07-12 14:29:32,751 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:29:32,751 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661335998] [2022-07-12 14:29:32,751 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1661335998] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:29:32,751 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:29:32,751 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 14:29:32,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932750811] [2022-07-12 14:29:32,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:29:32,752 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 14:29:32,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:29:32,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 14:29:32,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-12 14:29:32,754 INFO L87 Difference]: Start difference. First operand 5713 states and 8501 transitions. Second operand has 6 states, 6 states have (on average 19.833333333333332) internal successors, (119), 3 states have internal predecessors, (119), 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) [2022-07-12 14:29:35,974 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 [] [2022-07-12 14:29:42,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:29:42,241 INFO L93 Difference]: Finished difference Result 17523 states and 26428 transitions. [2022-07-12 14:29:42,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 14:29:42,242 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 19.833333333333332) internal successors, (119), 3 states have internal predecessors, (119), 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 503 [2022-07-12 14:29:42,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:29:42,316 INFO L225 Difference]: With dead ends: 17523 [2022-07-12 14:29:42,316 INFO L226 Difference]: Without dead ends: 11884 [2022-07-12 14:29:42,352 INFO L412 NwaCegarLoop]: 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 [2022-07-12 14:29:42,353 INFO L413 NwaCegarLoop]: 3780 mSDtfsCounter, 6522 mSDsluCounter, 5573 mSDsCounter, 0 mSdLazyCounter, 4002 mSolverCounterSat, 3438 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6866 SdHoareTripleChecker+Valid, 9353 SdHoareTripleChecker+Invalid, 7441 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3438 IncrementalHoareTripleChecker+Valid, 4002 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2022-07-12 14:29:42,353 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6866 Valid, 9353 Invalid, 7441 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3438 Valid, 4002 Invalid, 1 Unknown, 0 Unchecked, 8.8s Time] [2022-07-12 14:29:42,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11884 states. [2022-07-12 14:29:43,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11884 to 10971. [2022-07-12 14:29:43,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10971 states, 7842 states have (on average 1.3888038765621016) internal successors, (10891), 8037 states have internal predecessors, (10891), 2473 states have call successors, (2473), 571 states have call predecessors, (2473), 655 states have return successors, (2957), 2531 states have call predecessors, (2957), 2468 states have call successors, (2957) [2022-07-12 14:29:43,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10971 states to 10971 states and 16321 transitions. [2022-07-12 14:29:43,115 INFO L78 Accepts]: Start accepts. Automaton has 10971 states and 16321 transitions. Word has length 503 [2022-07-12 14:29:43,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:29:43,119 INFO L495 AbstractCegarLoop]: Abstraction has 10971 states and 16321 transitions. [2022-07-12 14:29:43,120 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.833333333333332) internal successors, (119), 3 states have internal predecessors, (119), 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) [2022-07-12 14:29:43,120 INFO L276 IsEmpty]: Start isEmpty. Operand 10971 states and 16321 transitions. [2022-07-12 14:29:43,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 547 [2022-07-12 14:29:43,137 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:29:43,138 INFO L195 NwaCegarLoop]: 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, 1, 1] [2022-07-12 14:29:43,138 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-12 14:29:43,138 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:29:43,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:29:43,139 INFO L85 PathProgramCache]: Analyzing trace with hash -1846511353, now seen corresponding path program 1 times [2022-07-12 14:29:43,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:29:43,139 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753475328] [2022-07-12 14:29:43,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:29:43,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:29:43,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 14:29:43,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:43,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:29:43,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 14:29:43,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:43,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:29:43,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 14:29:43,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:43,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:29:43,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 14:29:43,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:43,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:29:43,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-12 14:29:43,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:43,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:29:43,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 14:29:43,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:43,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:29:43,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-12 14:29:43,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:43,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:29:43,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-12 14:29:43,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:43,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:29:43,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-12 14:29:43,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:43,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:29:43,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 14:29:43,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:43,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:29:43,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-12 14:29:43,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:43,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:29:43,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 14:29:43,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:43,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-12 14:29:43,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:43,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-12 14:29:43,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:43,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-12 14:29:43,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:43,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-12 14:29:43,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:43,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 14:29:43,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:43,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:43,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-12 14:29:44,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:44,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 14:29:44,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:44,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 14:29:44,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:44,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-12 14:29:44,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:44,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-12 14:29:44,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:44,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-12 14:29:44,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:44,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-12 14:29:44,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:44,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-12 14:29:44,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:44,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 14:29:44,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:44,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 14:29:44,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:44,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-12 14:29:44,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:44,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 14:29:44,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:44,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-12 14:29:44,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:44,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2022-07-12 14:29:44,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-12 14:29:44,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:44,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:29:44,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2022-07-12 14:29:44,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2022-07-12 14:29:44,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:44,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-07-12 14:29:44,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2022-07-12 14:29:44,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2022-07-12 14:29:44,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2022-07-12 14:29:44,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2022-07-12 14:29:44,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2022-07-12 14:29:44,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 492 [2022-07-12 14:29:44,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 495 [2022-07-12 14:29:44,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 504 [2022-07-12 14:29:44,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2022-07-12 14:29:44,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 511 [2022-07-12 14:29:44,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 522 [2022-07-12 14:29:44,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:29:44,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 14:29:44,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:29:44,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2319 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2318 trivial. 0 not checked. [2022-07-12 14:29:44,875 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:29:44,875 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753475328] [2022-07-12 14:29:44,875 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753475328] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:29:44,875 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:29:44,875 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-07-12 14:29:44,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146838871] [2022-07-12 14:29:44,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:29:44,877 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-07-12 14:29:44,877 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:29:44,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-07-12 14:29:44,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-07-12 14:29:44,878 INFO L87 Difference]: Start difference. First operand 10971 states and 16321 transitions. Second operand has 15 states, 14 states have (on average 11.142857142857142) internal successors, (156), 9 states have internal predecessors, (156), 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) [2022-07-12 14:30:02,207 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 [] [2022-07-12 14:30:04,345 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 [] [2022-07-12 14:30:53,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:30:53,039 INFO L93 Difference]: Finished difference Result 67159 states and 126242 transitions. [2022-07-12 14:30:53,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2022-07-12 14:30:53,040 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 11.142857142857142) internal successors, (156), 9 states have internal predecessors, (156), 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) Word has length 546 [2022-07-12 14:30:53,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:30:53,580 INFO L225 Difference]: With dead ends: 67159 [2022-07-12 14:30:53,581 INFO L226 Difference]: Without dead ends: 56214 [2022-07-12 14:30:53,912 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 282 GetRequests, 192 SyntacticMatches, 1 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3021 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=1253, Invalid=6937, Unknown=0, NotChecked=0, Total=8190 [2022-07-12 14:30:53,913 INFO L413 NwaCegarLoop]: 7466 mSDtfsCounter, 20581 mSDsluCounter, 27865 mSDsCounter, 0 mSdLazyCounter, 45762 mSolverCounterSat, 18638 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 56.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21087 SdHoareTripleChecker+Valid, 35331 SdHoareTripleChecker+Invalid, 64402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 18638 IncrementalHoareTripleChecker+Valid, 45762 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 62.3s IncrementalHoareTripleChecker+Time [2022-07-12 14:30:53,913 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21087 Valid, 35331 Invalid, 64402 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [18638 Valid, 45762 Invalid, 2 Unknown, 0 Unchecked, 62.3s Time] [2022-07-12 14:30:53,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56214 states. [2022-07-12 14:30:57,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56214 to 32933. [2022-07-12 14:30:57,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32933 states, 23052 states have (on average 1.3737202845740066) internal successors, (31667), 23747 states have internal predecessors, (31667), 7721 states have call successors, (7721), 1603 states have call predecessors, (7721), 2159 states have return successors, (16469), 8291 states have call predecessors, (16469), 7708 states have call successors, (16469) [2022-07-12 14:30:57,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32933 states to 32933 states and 55857 transitions. [2022-07-12 14:30:57,727 INFO L78 Accepts]: Start accepts. Automaton has 32933 states and 55857 transitions. Word has length 546 [2022-07-12 14:30:57,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:30:57,728 INFO L495 AbstractCegarLoop]: Abstraction has 32933 states and 55857 transitions. [2022-07-12 14:30:57,728 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 11.142857142857142) internal successors, (156), 9 states have internal predecessors, (156), 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) [2022-07-12 14:30:57,729 INFO L276 IsEmpty]: Start isEmpty. Operand 32933 states and 55857 transitions. [2022-07-12 14:30:57,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 526 [2022-07-12 14:30:57,753 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:30:57,754 INFO L195 NwaCegarLoop]: 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] [2022-07-12 14:30:57,754 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-12 14:30:57,754 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:30:57,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:30:57,755 INFO L85 PathProgramCache]: Analyzing trace with hash -1710030782, now seen corresponding path program 1 times [2022-07-12 14:30:57,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:30:57,755 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029039653] [2022-07-12 14:30:57,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:30:57,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:30:57,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 14:30:58,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:58,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:30:58,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 14:30:58,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:58,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:30:58,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 14:30:58,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:58,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:30:58,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 14:30:58,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:58,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:30:58,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-12 14:30:58,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:58,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:30:58,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 14:30:58,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:58,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:30:58,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-12 14:30:58,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:58,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:30:58,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-12 14:30:58,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:58,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:30:58,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-12 14:30:58,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:58,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:30:58,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 14:30:58,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:58,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:30:58,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-12 14:30:58,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:58,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:30:58,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 14:30:58,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:58,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-12 14:30:58,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:58,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-12 14:30:58,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:58,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-12 14:30:58,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:58,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-12 14:30:58,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:58,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 14:30:58,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:58,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-12 14:30:58,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:58,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 14:30:58,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:58,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 14:30:58,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:58,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-12 14:30:58,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:58,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-12 14:30:58,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:58,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-12 14:30:58,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:58,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-12 14:30:58,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:58,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:58,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-12 14:30:58,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:59,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:59,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:59,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 14:30:59,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:59,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:59,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:59,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 14:30:59,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:59,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:59,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:59,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-12 14:30:59,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:59,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:59,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:59,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 14:30:59,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:59,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:59,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:59,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-12 14:30:59,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:59,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:59,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:59,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2022-07-12 14:30:59,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:59,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2022-07-12 14:30:59,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:59,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2022-07-12 14:30:59,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:59,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:59,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:59,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-07-12 14:30:59,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:59,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2022-07-12 14:30:59,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:59,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2022-07-12 14:30:59,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:59,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-07-12 14:30:59,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:59,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2022-07-12 14:30:59,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:59,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2022-07-12 14:30:59,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:59,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 471 [2022-07-12 14:30:59,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:59,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2022-07-12 14:30:59,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:59,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-07-12 14:30:59,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:59,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2022-07-12 14:30:59,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:59,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2022-07-12 14:30:59,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:59,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 501 [2022-07-12 14:30:59,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:59,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:30:59,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:59,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 14:30:59,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:30:59,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2318 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2318 trivial. 0 not checked. [2022-07-12 14:30:59,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:30:59,521 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029039653] [2022-07-12 14:30:59,521 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029039653] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:30:59,521 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:30:59,521 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-07-12 14:30:59,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680603387] [2022-07-12 14:30:59,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:30:59,524 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-07-12 14:30:59,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:30:59,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-07-12 14:30:59,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2022-07-12 14:30:59,525 INFO L87 Difference]: Start difference. First operand 32933 states and 55857 transitions. Second operand has 10 states, 10 states have (on average 14.1) internal successors, (141), 5 states have internal predecessors, (141), 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) [2022-07-12 14:31:06,262 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 [] [2022-07-12 14:31:33,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:31:33,945 INFO L93 Difference]: Finished difference Result 156851 states and 383731 transitions. [2022-07-12 14:31:33,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-07-12 14:31:33,946 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 14.1) internal successors, (141), 5 states have internal predecessors, (141), 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 525 [2022-07-12 14:31:33,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:31:35,633 INFO L225 Difference]: With dead ends: 156851 [2022-07-12 14:31:35,634 INFO L226 Difference]: Without dead ends: 123992 [2022-07-12 14:31:36,115 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 172 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=217, Invalid=485, Unknown=0, NotChecked=0, Total=702 [2022-07-12 14:31:36,116 INFO L413 NwaCegarLoop]: 3324 mSDtfsCounter, 16083 mSDsluCounter, 8941 mSDsCounter, 0 mSdLazyCounter, 13241 mSolverCounterSat, 11135 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16698 SdHoareTripleChecker+Valid, 12265 SdHoareTripleChecker+Invalid, 24377 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11135 IncrementalHoareTripleChecker+Valid, 13241 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.4s IncrementalHoareTripleChecker+Time [2022-07-12 14:31:36,116 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16698 Valid, 12265 Invalid, 24377 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11135 Valid, 13241 Invalid, 1 Unknown, 0 Unchecked, 24.4s Time] [2022-07-12 14:31:36,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123992 states. [2022-07-12 14:31:46,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123992 to 85941. [2022-07-12 14:31:46,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85941 states, 58816 states have (on average 1.3528801686615888) internal successors, (79571), 60659 states have internal predecessors, (79571), 21591 states have call successors, (21591), 3199 states have call predecessors, (21591), 5533 states have return successors, (85041), 24259 states have call predecessors, (85041), 21566 states have call successors, (85041) [2022-07-12 14:31:47,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85941 states to 85941 states and 186203 transitions. [2022-07-12 14:31:47,812 INFO L78 Accepts]: Start accepts. Automaton has 85941 states and 186203 transitions. Word has length 525 [2022-07-12 14:31:47,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:31:47,813 INFO L495 AbstractCegarLoop]: Abstraction has 85941 states and 186203 transitions. [2022-07-12 14:31:47,813 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 14.1) internal successors, (141), 5 states have internal predecessors, (141), 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) [2022-07-12 14:31:47,814 INFO L276 IsEmpty]: Start isEmpty. Operand 85941 states and 186203 transitions. [2022-07-12 14:31:47,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2022-07-12 14:31:47,834 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:31:47,834 INFO L195 NwaCegarLoop]: 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, 1, 1, 1, 1] [2022-07-12 14:31:47,834 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-12 14:31:47,835 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:31:47,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:31:47,835 INFO L85 PathProgramCache]: Analyzing trace with hash -1215161227, now seen corresponding path program 1 times [2022-07-12 14:31:47,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 14:31:47,836 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188435359] [2022-07-12 14:31:47,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:31:47,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 14:31:48,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 14:31:48,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:48,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:31:48,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 14:31:48,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:48,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:31:48,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 14:31:48,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:48,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:31:48,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 14:31:48,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:48,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:31:48,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-12 14:31:48,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:48,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:31:48,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 14:31:48,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:48,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:31:48,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-12 14:31:48,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:48,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:31:48,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-12 14:31:48,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:48,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:31:48,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-12 14:31:48,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:48,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:31:48,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 14:31:48,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:48,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:31:48,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-12 14:31:48,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:48,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:31:48,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-07-12 14:31:48,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:48,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-07-12 14:31:48,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:48,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-07-12 14:31:48,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:48,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-07-12 14:31:48,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:48,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-07-12 14:31:48,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:48,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-07-12 14:31:48,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:48,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-07-12 14:31:48,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:48,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-07-12 14:31:48,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:48,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-07-12 14:31:48,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:48,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-07-12 14:31:48,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:48,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-07-12 14:31:48,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:48,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-07-12 14:31:48,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:48,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:48,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-07-12 14:31:48,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:49,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-07-12 14:31:49,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:49,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-07-12 14:31:49,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:49,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-07-12 14:31:49,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:49,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-07-12 14:31:49,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:49,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-07-12 14:31:49,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:49,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-07-12 14:31:49,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:49,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2022-07-12 14:31:49,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2022-07-12 14:31:49,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:49,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 14:31:49,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2022-07-12 14:31:49,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-07-12 14:31:49,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:49,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-07-12 14:31:49,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2022-07-12 14:31:49,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2022-07-12 14:31:49,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-12 14:31:49,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2022-07-12 14:31:49,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2022-07-12 14:31:49,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-12 14:31:49,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 497 [2022-07-12 14:31:49,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 506 [2022-07-12 14:31:49,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2022-07-12 14:31:49,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-07-12 14:31:49,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2022-07-12 14:31:49,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 14:31:49,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-07-12 14:31:49,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:31:49,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2319 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2318 trivial. 0 not checked. [2022-07-12 14:31:49,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 14:31:49,618 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1188435359] [2022-07-12 14:31:49,618 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1188435359] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:31:49,618 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:31:49,619 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-07-12 14:31:49,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552164855] [2022-07-12 14:31:49,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:31:49,620 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-07-12 14:31:49,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 14:31:49,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-07-12 14:31:49,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2022-07-12 14:31:49,621 INFO L87 Difference]: Start difference. First operand 85941 states and 186203 transitions. Second operand has 11 states, 11 states have (on average 14.363636363636363) internal successors, (158), 5 states have internal predecessors, (158), 4 states have call successors, (58), 9 states have call predecessors, (58), 2 states have return successors, (54), 5 states have call predecessors, (54), 4 states have call successors, (54)