./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_fs-autofs4-autofs4.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_fs-autofs4-autofs4.cil.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 371146a21f508450d2917c35c74c2cfe0e1080bf9001699397599cb4eb3a0e88 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-17 06:48:43,390 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-17 06:48:43,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-17 06:48:43,433 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-17 06:48:43,434 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-17 06:48:43,436 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-17 06:48:43,439 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-17 06:48:43,441 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-17 06:48:43,443 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-17 06:48:43,444 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-17 06:48:43,444 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-17 06:48:43,446 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-17 06:48:43,446 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-17 06:48:43,451 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-17 06:48:43,452 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-17 06:48:43,453 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-17 06:48:43,455 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-17 06:48:43,456 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-17 06:48:43,457 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-17 06:48:43,458 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-17 06:48:43,459 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-17 06:48:43,462 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-17 06:48:43,463 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-17 06:48:43,463 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-17 06:48:43,464 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-17 06:48:43,465 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-17 06:48:43,465 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-17 06:48:43,465 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-17 06:48:43,466 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-17 06:48:43,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-17 06:48:43,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-17 06:48:43,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-17 06:48:43,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-17 06:48:43,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-17 06:48:43,468 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-17 06:48:43,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-17 06:48:43,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-17 06:48:43,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-17 06:48:43,469 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-17 06:48:43,470 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-17 06:48:43,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-17 06:48:43,471 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-17 06:48:43,507 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-17 06:48:43,507 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-17 06:48:43,507 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-17 06:48:43,507 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-17 06:48:43,508 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-17 06:48:43,508 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-17 06:48:43,509 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-17 06:48:43,509 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-17 06:48:43,509 INFO L138 SettingsManager]: * Use SBE=true [2021-11-17 06:48:43,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-17 06:48:43,509 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-17 06:48:43,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-17 06:48:43,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-17 06:48:43,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-17 06:48:43,510 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-17 06:48:43,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-17 06:48:43,510 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-17 06:48:43,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-17 06:48:43,510 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-17 06:48:43,510 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-17 06:48:43,510 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-17 06:48:43,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 06:48:43,511 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-17 06:48:43,511 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-17 06:48:43,511 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-17 06:48:43,511 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-17 06:48:43,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-17 06:48:43,512 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-17 06:48:43,512 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-17 06:48:43,512 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-17 06:48:43,512 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-17 06:48:43,512 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 371146a21f508450d2917c35c74c2cfe0e1080bf9001699397599cb4eb3a0e88 [2021-11-17 06:48:43,680 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-17 06:48:43,700 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-17 06:48:43,703 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-17 06:48:43,704 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-17 06:48:43,705 INFO L275 PluginConnector]: CDTParser initialized [2021-11-17 06:48:43,705 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_fs-autofs4-autofs4.cil.i [2021-11-17 06:48:43,779 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93e5a61ec/f0ab00fbf7924355ad8e2f4c78685adf/FLAG8046f6a2e [2021-11-17 06:48:44,433 INFO L306 CDTParser]: Found 1 translation units. [2021-11-17 06:48:44,434 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_fs-autofs4-autofs4.cil.i [2021-11-17 06:48:44,473 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93e5a61ec/f0ab00fbf7924355ad8e2f4c78685adf/FLAG8046f6a2e [2021-11-17 06:48:44,784 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93e5a61ec/f0ab00fbf7924355ad8e2f4c78685adf [2021-11-17 06:48:44,786 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-17 06:48:44,787 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-17 06:48:44,787 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-17 06:48:44,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-17 06:48:44,790 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-17 06:48:44,790 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 06:48:44" (1/1) ... [2021-11-17 06:48:44,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@436bf72b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:48:44, skipping insertion in model container [2021-11-17 06:48:44,791 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 06:48:44" (1/1) ... [2021-11-17 06:48:44,796 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-17 06:48:44,898 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-17 06:48:47,183 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_fs-autofs4-autofs4.cil.i[402539,402552] [2021-11-17 06:48:47,186 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_fs-autofs4-autofs4.cil.i[402684,402697] [2021-11-17 06:48:47,203 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 06:48:47,238 INFO L203 MainTranslator]: Completed pre-run [2021-11-17 06:48:47,528 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_fs-autofs4-autofs4.cil.i[402539,402552] [2021-11-17 06:48:47,528 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_fs-autofs4-autofs4.cil.i[402684,402697] [2021-11-17 06:48:47,532 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 06:48:47,710 INFO L208 MainTranslator]: Completed translation [2021-11-17 06:48:47,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:48:47 WrapperNode [2021-11-17 06:48:47,711 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-17 06:48:47,712 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-17 06:48:47,712 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-17 06:48:47,712 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-17 06:48:47,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:48:47" (1/1) ... [2021-11-17 06:48:47,866 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:48:47" (1/1) ... [2021-11-17 06:48:48,093 INFO L137 Inliner]: procedures = 551, calls = 3616, calls flagged for inlining = 270, calls inlined = 246, statements flattened = 8909 [2021-11-17 06:48:48,094 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-17 06:48:48,095 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-17 06:48:48,095 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-17 06:48:48,095 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-17 06:48:48,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:48:47" (1/1) ... [2021-11-17 06:48:48,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:48:47" (1/1) ... [2021-11-17 06:48:48,157 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:48:47" (1/1) ... [2021-11-17 06:48:48,158 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:48:47" (1/1) ... [2021-11-17 06:48:48,307 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:48:47" (1/1) ... [2021-11-17 06:48:48,331 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:48:47" (1/1) ... [2021-11-17 06:48:48,372 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:48:47" (1/1) ... [2021-11-17 06:48:48,411 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-17 06:48:48,412 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-17 06:48:48,413 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-17 06:48:48,413 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-17 06:48:48,414 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:48:47" (1/1) ... [2021-11-17 06:48:48,419 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 06:48:48,444 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 06:48:48,485 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-17 06:48:48,519 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-17 06:48:48,544 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_evict_inode [2021-11-17 06:48:48,544 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_evict_inode [2021-11-17 06:48:48,544 INFO L130 BoogieDeclarations]: Found specification of procedure dput [2021-11-17 06:48:48,545 INFO L138 BoogieDeclarations]: Found implementation of procedure dput [2021-11-17 06:48:48,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-17 06:48:48,545 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-17 06:48:48,545 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_unlink [2021-11-17 06:48:48,545 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_unlink [2021-11-17 06:48:48,545 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_get_inode [2021-11-17 06:48:48,545 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_get_inode [2021-11-17 06:48:48,545 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-17 06:48:48,546 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-17 06:48:48,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-17 06:48:48,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-17 06:48:48,546 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_lseek [2021-11-17 06:48:48,546 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_lseek [2021-11-17 06:48:48,546 INFO L130 BoogieDeclarations]: Found specification of procedure do_expire_wait [2021-11-17 06:48:48,546 INFO L138 BoogieDeclarations]: Found implementation of procedure do_expire_wait [2021-11-17 06:48:48,546 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2021-11-17 06:48:48,546 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2021-11-17 06:48:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure dget [2021-11-17 06:48:48,547 INFO L138 BoogieDeclarations]: Found implementation of procedure dget [2021-11-17 06:48:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2021-11-17 06:48:48,547 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2021-11-17 06:48:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure current_kernel_time [2021-11-17 06:48:48,547 INFO L138 BoogieDeclarations]: Found implementation of procedure current_kernel_time [2021-11-17 06:48:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_66 [2021-11-17 06:48:48,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_66 [2021-11-17 06:48:48,547 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_expire_indirect [2021-11-17 06:48:48,548 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_expire_indirect [2021-11-17 06:48:48,548 INFO L130 BoogieDeclarations]: Found specification of procedure new_encode_dev [2021-11-17 06:48:48,548 INFO L138 BoogieDeclarations]: Found implementation of procedure new_encode_dev [2021-11-17 06:48:48,548 INFO L130 BoogieDeclarations]: Found specification of procedure managed_dentry_clear_managed [2021-11-17 06:48:48,548 INFO L138 BoogieDeclarations]: Found implementation of procedure managed_dentry_clear_managed [2021-11-17 06:48:48,548 INFO L130 BoogieDeclarations]: Found specification of procedure from_kgid_munged [2021-11-17 06:48:48,548 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kgid_munged [2021-11-17 06:48:48,576 INFO L130 BoogieDeclarations]: Found specification of procedure follow_down_one [2021-11-17 06:48:48,577 INFO L138 BoogieDeclarations]: Found implementation of procedure follow_down_one [2021-11-17 06:48:48,577 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_show_options [2021-11-17 06:48:48,577 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_show_options [2021-11-17 06:48:48,577 INFO L130 BoogieDeclarations]: Found specification of procedure __autofs4_add_expiring [2021-11-17 06:48:48,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __autofs4_add_expiring [2021-11-17 06:48:48,577 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-17 06:48:48,577 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_expire_wait [2021-11-17 06:48:48,578 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_expire_wait [2021-11-17 06:48:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_dev_ioctl [2021-11-17 06:48:48,578 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_dev_ioctl [2021-11-17 06:48:48,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-17 06:48:48,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-17 06:48:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2021-11-17 06:48:48,579 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2021-11-17 06:48:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-17 06:48:48,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-17 06:48:48,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-17 06:48:48,580 INFO L130 BoogieDeclarations]: Found specification of procedure d_count [2021-11-17 06:48:48,580 INFO L138 BoogieDeclarations]: Found implementation of procedure d_count [2021-11-17 06:48:48,580 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-11-17 06:48:48,581 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-11-17 06:48:48,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_63 [2021-11-17 06:48:48,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_63 [2021-11-17 06:48:48,581 INFO L130 BoogieDeclarations]: Found specification of procedure from_kuid_munged [2021-11-17 06:48:48,582 INFO L138 BoogieDeclarations]: Found implementation of procedure from_kuid_munged [2021-11-17 06:48:48,582 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-17 06:48:48,582 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-17 06:48:48,582 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-17 06:48:48,582 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-17 06:48:48,582 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2021-11-17 06:48:48,582 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2021-11-17 06:48:48,583 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_oz_mode [2021-11-17 06:48:48,583 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_oz_mode [2021-11-17 06:48:48,585 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_do_expire_multi [2021-11-17 06:48:48,585 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_do_expire_multi [2021-11-17 06:48:48,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2021-11-17 06:48:48,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_NOT_ARG_SIGN [2021-11-17 06:48:48,585 INFO L130 BoogieDeclarations]: Found specification of procedure __task_pid_nr_ns [2021-11-17 06:48:48,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __task_pid_nr_ns [2021-11-17 06:48:48,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_57 [2021-11-17 06:48:48,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_57 [2021-11-17 06:48:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-17 06:48:48,586 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-17 06:48:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_sbi [2021-11-17 06:48:48,586 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_sbi [2021-11-17 06:48:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-17 06:48:48,586 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-17 06:48:48,586 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-17 06:48:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_siglock_of_sighand_struct [2021-11-17 06:48:48,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_siglock_of_sighand_struct [2021-11-17 06:48:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_new_ino [2021-11-17 06:48:48,587 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_new_ino [2021-11-17 06:48:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure simple_empty [2021-11-17 06:48:48,587 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_empty [2021-11-17 06:48:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-17 06:48:48,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-17 06:48:48,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-17 06:48:48,588 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_can_expire [2021-11-17 06:48:48,588 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_can_expire [2021-11-17 06:48:48,588 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dentry_ino [2021-11-17 06:48:48,588 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dentry_ino [2021-11-17 06:48:48,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-17 06:48:48,588 INFO L130 BoogieDeclarations]: Found specification of procedure fget [2021-11-17 06:48:48,589 INFO L138 BoogieDeclarations]: Found implementation of procedure fget [2021-11-17 06:48:48,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-11-17 06:48:48,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-11-17 06:48:48,589 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_open [2021-11-17 06:48:48,589 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_open [2021-11-17 06:48:48,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-17 06:48:48,589 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-17 06:48:48,589 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_rmdir [2021-11-17 06:48:48,590 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_rmdir [2021-11-17 06:48:48,590 INFO L130 BoogieDeclarations]: Found specification of procedure may_umount [2021-11-17 06:48:48,590 INFO L138 BoogieDeclarations]: Found implementation of procedure may_umount [2021-11-17 06:48:48,590 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_dev_ioctl_exit [2021-11-17 06:48:48,590 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_dev_ioctl_exit [2021-11-17 06:48:48,590 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-11-17 06:48:48,590 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-11-17 06:48:48,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-17 06:48:48,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-17 06:48:48,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-17 06:48:48,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-17 06:48:48,591 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_open [2021-11-17 06:48:48,591 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_open [2021-11-17 06:48:48,591 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-17 06:48:48,591 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-17 06:48:48,591 INFO L130 BoogieDeclarations]: Found specification of procedure clear_nlink [2021-11-17 06:48:48,592 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_nlink [2021-11-17 06:48:48,592 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_type_trigger [2021-11-17 06:48:48,592 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_type_trigger [2021-11-17 06:48:48,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-17 06:48:48,592 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2021-11-17 06:48:48,592 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2021-11-17 06:48:48,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-17 06:48:48,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-17 06:48:48,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-17 06:48:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-17 06:48:48,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2021-11-17 06:48:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2021-11-17 06:48:48,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-11-17 06:48:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-11-17 06:48:48,593 INFO L130 BoogieDeclarations]: Found specification of procedure memchr [2021-11-17 06:48:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2021-11-17 06:48:48,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2021-11-17 06:48:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-17 06:48:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-17 06:48:48,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-17 06:48:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-17 06:48:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-17 06:48:48,594 INFO L130 BoogieDeclarations]: Found specification of procedure simple_positive [2021-11-17 06:48:48,595 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_positive [2021-11-17 06:48:48,595 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-11-17 06:48:48,595 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-11-17 06:48:48,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2021-11-17 06:48:48,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2021-11-17 06:48:48,596 INFO L130 BoogieDeclarations]: Found specification of procedure path_get [2021-11-17 06:48:48,596 INFO L138 BoogieDeclarations]: Found implementation of procedure path_get [2021-11-17 06:48:48,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-11-17 06:48:48,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-11-17 06:48:48,596 INFO L130 BoogieDeclarations]: Found specification of procedure dget_dlock [2021-11-17 06:48:48,597 INFO L138 BoogieDeclarations]: Found implementation of procedure dget_dlock [2021-11-17 06:48:48,597 INFO L130 BoogieDeclarations]: Found specification of procedure d_lookup [2021-11-17 06:48:48,597 INFO L138 BoogieDeclarations]: Found implementation of procedure d_lookup [2021-11-17 06:48:48,597 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-11-17 06:48:48,597 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-11-17 06:48:48,597 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-11-17 06:48:48,597 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-11-17 06:48:48,597 INFO L130 BoogieDeclarations]: Found specification of procedure recalc_sigpending [2021-11-17 06:48:48,598 INFO L138 BoogieDeclarations]: Found implementation of procedure recalc_sigpending [2021-11-17 06:48:48,598 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-17 06:48:48,598 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-17 06:48:48,598 INFO L130 BoogieDeclarations]: Found specification of procedure d_drop [2021-11-17 06:48:48,598 INFO L138 BoogieDeclarations]: Found implementation of procedure d_drop [2021-11-17 06:48:48,598 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_mount [2021-11-17 06:48:48,598 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_mount [2021-11-17 06:48:48,598 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_type_indirect [2021-11-17 06:48:48,599 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_type_indirect [2021-11-17 06:48:48,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-17 06:48:48,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-17 06:48:48,599 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_mount_wait [2021-11-17 06:48:48,599 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_mount_wait [2021-11-17 06:48:48,599 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-17 06:48:48,599 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-17 06:48:48,599 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_ioctl [2021-11-17 06:48:48,600 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_ioctl [2021-11-17 06:48:48,600 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-11-17 06:48:48,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-11-17 06:48:48,600 INFO L130 BoogieDeclarations]: Found specification of procedure complete_all [2021-11-17 06:48:48,600 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_all [2021-11-17 06:48:48,600 INFO L130 BoogieDeclarations]: Found specification of procedure __kuid_val [2021-11-17 06:48:48,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __kuid_val [2021-11-17 06:48:48,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-17 06:48:48,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-17 06:48:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_wait_release [2021-11-17 06:48:48,602 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_wait_release [2021-11-17 06:48:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-17 06:48:48,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-17 06:48:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_ioctl_unlocked [2021-11-17 06:48:48,602 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_ioctl_unlocked [2021-11-17 06:48:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2021-11-17 06:48:48,602 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2021-11-17 06:48:48,603 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-17 06:48:48,603 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-17 06:48:48,603 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_root_compat_ioctl [2021-11-17 06:48:48,603 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_root_compat_ioctl [2021-11-17 06:48:48,603 INFO L130 BoogieDeclarations]: Found specification of procedure read_seqretry [2021-11-17 06:48:48,603 INFO L138 BoogieDeclarations]: Found implementation of procedure read_seqretry [2021-11-17 06:48:48,603 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2021-11-17 06:48:48,604 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2021-11-17 06:48:48,604 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-11-17 06:48:48,604 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-11-17 06:48:48,604 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_readdir [2021-11-17 06:48:48,604 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_readdir [2021-11-17 06:48:48,604 INFO L130 BoogieDeclarations]: Found specification of procedure d_instantiate [2021-11-17 06:48:48,604 INFO L138 BoogieDeclarations]: Found implementation of procedure d_instantiate [2021-11-17 06:48:48,604 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-17 06:48:48,605 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-17 06:48:48,605 INFO L130 BoogieDeclarations]: Found specification of procedure may_umount_tree [2021-11-17 06:48:48,605 INFO L138 BoogieDeclarations]: Found implementation of procedure may_umount_tree [2021-11-17 06:48:48,605 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-17 06:48:48,605 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-17 06:48:48,605 INFO L130 BoogieDeclarations]: Found specification of procedure simple_statfs [2021-11-17 06:48:48,605 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_statfs [2021-11-17 06:48:48,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-17 06:48:48,606 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-17 06:48:48,606 INFO L130 BoogieDeclarations]: Found specification of procedure get_task_pid [2021-11-17 06:48:48,606 INFO L138 BoogieDeclarations]: Found implementation of procedure get_task_pid [2021-11-17 06:48:48,607 INFO L130 BoogieDeclarations]: Found specification of procedure path_put [2021-11-17 06:48:48,607 INFO L138 BoogieDeclarations]: Found implementation of procedure path_put [2021-11-17 06:48:48,607 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_mount_busy [2021-11-17 06:48:48,607 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_mount_busy [2021-11-17 06:48:48,607 INFO L130 BoogieDeclarations]: Found specification of procedure d_unhashed [2021-11-17 06:48:48,607 INFO L138 BoogieDeclarations]: Found implementation of procedure d_unhashed [2021-11-17 06:48:48,607 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-11-17 06:48:48,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-11-17 06:48:48,608 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_kill_sb [2021-11-17 06:48:48,608 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_kill_sb [2021-11-17 06:48:48,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-17 06:48:48,608 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-17 06:48:48,608 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-17 06:48:48,608 INFO L130 BoogieDeclarations]: Found specification of procedure generic_read_dir [2021-11-17 06:48:48,608 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_read_dir [2021-11-17 06:48:48,609 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2021-11-17 06:48:48,609 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2021-11-17 06:48:48,609 INFO L130 BoogieDeclarations]: Found specification of procedure managed_dentry_set_managed [2021-11-17 06:48:48,609 INFO L138 BoogieDeclarations]: Found implementation of procedure managed_dentry_set_managed [2021-11-17 06:48:48,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-17 06:48:48,610 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2021-11-17 06:48:48,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2021-11-17 06:48:48,612 INFO L130 BoogieDeclarations]: Found specification of procedure put_pid [2021-11-17 06:48:48,612 INFO L138 BoogieDeclarations]: Found implementation of procedure put_pid [2021-11-17 06:48:48,612 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-11-17 06:48:48,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-11-17 06:48:48,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-17 06:48:48,613 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-17 06:48:48,613 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-17 06:48:48,613 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-17 06:48:48,617 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-17 06:48:48,617 INFO L130 BoogieDeclarations]: Found specification of procedure find_autofs_mount [2021-11-17 06:48:48,617 INFO L138 BoogieDeclarations]: Found implementation of procedure find_autofs_mount [2021-11-17 06:48:48,617 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-17 06:48:48,617 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-17 06:48:48,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-17 06:48:48,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-17 06:48:48,618 INFO L130 BoogieDeclarations]: Found specification of procedure dcache_dir_close [2021-11-17 06:48:48,637 INFO L138 BoogieDeclarations]: Found implementation of procedure dcache_dir_close [2021-11-17 06:48:48,637 INFO L130 BoogieDeclarations]: Found specification of procedure ns_of_pid [2021-11-17 06:48:48,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_of_pid [2021-11-17 06:48:48,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-17 06:48:48,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-17 06:48:48,638 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-17 06:48:48,638 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-17 06:48:48,638 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_clean_ino [2021-11-17 06:48:48,638 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_clean_ino [2021-11-17 06:48:48,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_86 [2021-11-17 06:48:48,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_86 [2021-11-17 06:48:48,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_64 [2021-11-17 06:48:48,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_64 [2021-11-17 06:48:48,639 INFO L130 BoogieDeclarations]: Found specification of procedure kern_path_mountpoint [2021-11-17 06:48:48,639 INFO L138 BoogieDeclarations]: Found implementation of procedure kern_path_mountpoint [2021-11-17 06:48:48,639 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_positive_dentry [2021-11-17 06:48:48,639 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_positive_dentry [2021-11-17 06:48:48,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_58 [2021-11-17 06:48:48,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_58 [2021-11-17 06:48:48,639 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-17 06:48:48,640 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-17 06:48:48,640 INFO L130 BoogieDeclarations]: Found specification of procedure __managed_dentry_set_managed [2021-11-17 06:48:48,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __managed_dentry_set_managed [2021-11-17 06:48:48,640 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_wait [2021-11-17 06:48:48,640 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_wait [2021-11-17 06:48:48,640 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_find_wait [2021-11-17 06:48:48,640 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_find_wait [2021-11-17 06:48:48,640 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-11-17 06:48:48,640 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-11-17 06:48:48,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_exit_autofs4_fs_8_2 [2021-11-17 06:48:48,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_exit_autofs4_fs_8_2 [2021-11-17 06:48:48,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-17 06:48:48,641 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dentry_release [2021-11-17 06:48:48,641 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dentry_release [2021-11-17 06:48:48,641 INFO L130 BoogieDeclarations]: Found specification of procedure task_pgrp_nr [2021-11-17 06:48:48,641 INFO L138 BoogieDeclarations]: Found implementation of procedure task_pgrp_nr [2021-11-17 06:48:48,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-17 06:48:48,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-17 06:48:48,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_87 [2021-11-17 06:48:48,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_87 [2021-11-17 06:48:48,642 INFO L130 BoogieDeclarations]: Found specification of procedure uid_eq [2021-11-17 06:48:48,642 INFO L138 BoogieDeclarations]: Found implementation of procedure uid_eq [2021-11-17 06:48:48,642 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_dir_symlink [2021-11-17 06:48:48,642 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_dir_symlink [2021-11-17 06:48:48,642 INFO L130 BoogieDeclarations]: Found specification of procedure __kgid_val [2021-11-17 06:48:48,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __kgid_val [2021-11-17 06:48:48,642 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2021-11-17 06:48:48,642 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2021-11-17 06:48:48,643 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-11-17 06:48:48,643 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-11-17 06:48:48,643 INFO L130 BoogieDeclarations]: Found specification of procedure d_mountpoint [2021-11-17 06:48:48,643 INFO L138 BoogieDeclarations]: Found implementation of procedure d_mountpoint [2021-11-17 06:48:48,643 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-11-17 06:48:48,643 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-11-17 06:48:48,643 INFO L130 BoogieDeclarations]: Found specification of procedure have_submounts [2021-11-17 06:48:48,643 INFO L138 BoogieDeclarations]: Found implementation of procedure have_submounts [2021-11-17 06:48:48,643 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2021-11-17 06:48:48,643 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2021-11-17 06:48:48,644 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-17 06:48:48,644 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-17 06:48:48,644 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-17 06:48:48,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-17 06:48:48,644 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-17 06:48:48,644 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-17 06:48:48,644 INFO L130 BoogieDeclarations]: Found specification of procedure autofs_prepare_pipe [2021-11-17 06:48:48,644 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs_prepare_pipe [2021-11-17 06:48:48,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-17 06:48:48,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-17 06:48:48,645 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_del_active [2021-11-17 06:48:48,645 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_del_active [2021-11-17 06:48:48,645 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-17 06:48:48,645 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-17 06:48:48,645 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-17 06:48:48,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-17 06:48:48,645 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2021-11-17 06:48:48,645 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2021-11-17 06:48:48,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-17 06:48:48,646 INFO L130 BoogieDeclarations]: Found specification of procedure d_add [2021-11-17 06:48:48,646 INFO L138 BoogieDeclarations]: Found implementation of procedure d_add [2021-11-17 06:48:48,646 INFO L130 BoogieDeclarations]: Found specification of procedure autofs4_catatonic_mode [2021-11-17 06:48:48,646 INFO L138 BoogieDeclarations]: Found implementation of procedure autofs4_catatonic_mode [2021-11-17 06:48:48,646 INFO L130 BoogieDeclarations]: Found specification of procedure gid_eq [2021-11-17 06:48:48,646 INFO L138 BoogieDeclarations]: Found implementation of procedure gid_eq [2021-11-17 06:48:48,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-17 06:48:48,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-17 06:48:48,646 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-11-17 06:48:48,647 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2021-11-17 06:48:48,647 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2021-11-17 06:48:49,462 INFO L236 CfgBuilder]: Building ICFG [2021-11-17 06:48:49,465 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-17 06:48:49,707 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-17 06:48:50,306 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint switch_break: call ULTIMATE.dealloc(~#descriptor~12#1.base, ~#descriptor~12#1.offset);havoc ~#descriptor~12#1.base, ~#descriptor~12#1.offset; [2021-11-17 06:48:57,355 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-17 06:48:57,455 INFO L277 CfgBuilder]: Performing block encoding [2021-11-17 06:48:57,480 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-17 06:48:57,480 INFO L301 CfgBuilder]: Removed 11 assume(true) statements. [2021-11-17 06:48:57,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 06:48:57 BoogieIcfgContainer [2021-11-17 06:48:57,484 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-17 06:48:57,485 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-17 06:48:57,485 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-17 06:48:57,487 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-17 06:48:57,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 06:48:44" (1/3) ... [2021-11-17 06:48:57,488 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2952b273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 06:48:57, skipping insertion in model container [2021-11-17 06:48:57,488 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 06:48:47" (2/3) ... [2021-11-17 06:48:57,488 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2952b273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 06:48:57, skipping insertion in model container [2021-11-17 06:48:57,488 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 06:48:57" (3/3) ... [2021-11-17 06:48:57,490 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_fs-autofs4-autofs4.cil.i [2021-11-17 06:48:57,493 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-17 06:48:57,493 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-17 06:48:57,540 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-17 06:48:57,549 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-17 06:48:57,549 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-17 06:48:57,598 INFO L276 IsEmpty]: Start isEmpty. Operand has 3212 states, 2125 states have (on average 1.299294117647059) internal successors, (2761), 2175 states have internal predecessors, (2761), 922 states have call successors, (922), 165 states have call predecessors, (922), 164 states have return successors, (911), 905 states have call predecessors, (911), 911 states have call successors, (911) [2021-11-17 06:48:57,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 596 [2021-11-17 06:48:57,625 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 06:48:57,626 INFO L514 BasicCegarLoop]: trace histogram [45, 45, 44, 44, 44, 44, 44, 44, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 06:48:57,626 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 06:48:57,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 06:48:57,630 INFO L85 PathProgramCache]: Analyzing trace with hash -1642902705, now seen corresponding path program 1 times [2021-11-17 06:48:57,636 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 06:48:57,636 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135129970] [2021-11-17 06:48:57,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 06:48:57,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 06:48:58,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 06:48:58,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 06:48:58,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 06:48:58,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 06:48:58,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 06:48:58,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 06:48:58,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 06:48:58,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 06:48:58,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 06:48:58,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 06:48:58,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 06:48:58,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 06:48:58,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 06:48:58,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 06:48:58,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 06:48:58,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 06:48:58,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 06:48:58,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 06:48:58,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 06:48:58,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 06:48:58,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-17 06:48:58,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-17 06:48:58,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-17 06:48:58,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 06:48:58,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 06:48:58,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-17 06:48:58,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-17 06:48:58,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-11-17 06:48:58,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-11-17 06:48:58,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-17 06:48:58,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-11-17 06:48:58,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-11-17 06:48:58,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-11-17 06:48:58,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-11-17 06:48:58,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-11-17 06:48:58,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-11-17 06:48:58,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-11-17 06:48:58,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-11-17 06:48:58,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-11-17 06:48:58,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-11-17 06:48:58,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-11-17 06:48:58,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-11-17 06:48:58,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-11-17 06:48:58,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:58,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:58,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-11-17 06:48:59,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:59,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:59,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:59,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-11-17 06:48:59,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:59,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 511 [2021-11-17 06:48:59,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:59,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:59,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:59,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 06:48:59,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:59,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 06:48:59,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:59,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2021-11-17 06:48:59,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:59,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2021-11-17 06:48:59,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:59,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2021-11-17 06:48:59,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:59,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2021-11-17 06:48:59,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:59,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2021-11-17 06:48:59,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:59,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2021-11-17 06:48:59,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:59,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2021-11-17 06:48:59,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:59,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:48:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:59,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 06:48:59,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:59,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 588 [2021-11-17 06:48:59,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:48:59,219 INFO L134 CoverageAnalysis]: Checked inductivity of 8659 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8659 trivial. 0 not checked. [2021-11-17 06:48:59,219 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 06:48:59,220 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135129970] [2021-11-17 06:48:59,220 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135129970] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 06:48:59,220 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 06:48:59,220 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-17 06:48:59,221 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403767217] [2021-11-17 06:48:59,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 06:48:59,225 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-17 06:48:59,225 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 06:48:59,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-17 06:48:59,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-17 06:48:59,247 INFO L87 Difference]: Start difference. First operand has 3212 states, 2125 states have (on average 1.299294117647059) internal successors, (2761), 2175 states have internal predecessors, (2761), 922 states have call successors, (922), 165 states have call predecessors, (922), 164 states have return successors, (911), 905 states have call predecessors, (911), 911 states have call successors, (911) Second operand has 5 states, 5 states have (on average 23.4) internal successors, (117), 2 states have internal predecessors, (117), 2 states have call successors, (63), 5 states have call predecessors, (63), 1 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60) [2021-11-17 06:49:01,722 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:49:05,368 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:49:07,389 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:49:13,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 06:49:13,680 INFO L93 Difference]: Finished difference Result 6442 states and 9431 transitions. [2021-11-17 06:49:13,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-17 06:49:13,682 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 23.4) internal successors, (117), 2 states have internal predecessors, (117), 2 states have call successors, (63), 5 states have call predecessors, (63), 1 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60) Word has length 595 [2021-11-17 06:49:13,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 06:49:13,726 INFO L225 Difference]: With dead ends: 6442 [2021-11-17 06:49:13,728 INFO L226 Difference]: Without dead ends: 3292 [2021-11-17 06:49:13,755 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-17 06:49:13,759 INFO L933 BasicCegarLoop]: 4196 mSDtfsCounter, 1487 mSDsluCounter, 4721 mSDsCounter, 0 mSdLazyCounter, 4024 mSolverCounterSat, 2163 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1581 SdHoareTripleChecker+Valid, 8917 SdHoareTripleChecker+Invalid, 6190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2163 IncrementalHoareTripleChecker+Valid, 4024 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.0s IncrementalHoareTripleChecker+Time [2021-11-17 06:49:13,761 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1581 Valid, 8917 Invalid, 6190 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2163 Valid, 4024 Invalid, 3 Unknown, 0 Unchecked, 14.0s Time] [2021-11-17 06:49:13,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3292 states. [2021-11-17 06:49:13,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3292 to 3140. [2021-11-17 06:49:13,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3140 states, 2085 states have (on average 1.2719424460431654) internal successors, (2652), 2132 states have internal predecessors, (2652), 892 states have call successors, (892), 162 states have call predecessors, (892), 162 states have return successors, (892), 886 states have call predecessors, (892), 892 states have call successors, (892) [2021-11-17 06:49:13,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3140 states to 3140 states and 4436 transitions. [2021-11-17 06:49:13,978 INFO L78 Accepts]: Start accepts. Automaton has 3140 states and 4436 transitions. Word has length 595 [2021-11-17 06:49:13,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 06:49:13,981 INFO L470 AbstractCegarLoop]: Abstraction has 3140 states and 4436 transitions. [2021-11-17 06:49:13,982 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.4) internal successors, (117), 2 states have internal predecessors, (117), 2 states have call successors, (63), 5 states have call predecessors, (63), 1 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60) [2021-11-17 06:49:13,982 INFO L276 IsEmpty]: Start isEmpty. Operand 3140 states and 4436 transitions. [2021-11-17 06:49:13,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 596 [2021-11-17 06:49:13,999 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 06:49:13,999 INFO L514 BasicCegarLoop]: trace histogram [45, 45, 44, 44, 44, 44, 44, 44, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 06:49:14,000 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-17 06:49:14,000 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 06:49:14,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 06:49:14,001 INFO L85 PathProgramCache]: Analyzing trace with hash -1368143091, now seen corresponding path program 1 times [2021-11-17 06:49:14,001 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 06:49:14,001 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897722325] [2021-11-17 06:49:14,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 06:49:14,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 06:49:14,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 06:49:14,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 06:49:14,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 06:49:14,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 06:49:14,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 06:49:14,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 06:49:14,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 06:49:14,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 06:49:14,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 06:49:14,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 06:49:14,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 06:49:14,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 06:49:14,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 06:49:14,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 06:49:14,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 06:49:14,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 06:49:14,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 06:49:14,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 06:49:14,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 06:49:14,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 06:49:14,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-17 06:49:14,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-17 06:49:14,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-17 06:49:14,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 06:49:14,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 06:49:14,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-17 06:49:14,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-17 06:49:14,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-11-17 06:49:14,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-11-17 06:49:14,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-17 06:49:14,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-11-17 06:49:14,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-11-17 06:49:14,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-11-17 06:49:14,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-11-17 06:49:14,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-11-17 06:49:14,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-11-17 06:49:14,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-11-17 06:49:14,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-11-17 06:49:14,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-11-17 06:49:14,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-11-17 06:49:14,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-11-17 06:49:14,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-11-17 06:49:14,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-11-17 06:49:14,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-11-17 06:49:14,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-11-17 06:49:14,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 511 [2021-11-17 06:49:14,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 06:49:14,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 06:49:14,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2021-11-17 06:49:14,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2021-11-17 06:49:14,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2021-11-17 06:49:14,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2021-11-17 06:49:14,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2021-11-17 06:49:14,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2021-11-17 06:49:14,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2021-11-17 06:49:14,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:14,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 06:49:14,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 588 [2021-11-17 06:49:14,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:14,936 INFO L134 CoverageAnalysis]: Checked inductivity of 8659 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8659 trivial. 0 not checked. [2021-11-17 06:49:14,936 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 06:49:14,936 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897722325] [2021-11-17 06:49:14,937 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897722325] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 06:49:14,937 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 06:49:14,937 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 06:49:14,937 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131033883] [2021-11-17 06:49:14,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 06:49:14,939 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 06:49:14,939 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 06:49:14,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 06:49:14,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-17 06:49:14,940 INFO L87 Difference]: Start difference. First operand 3140 states and 4436 transitions. Second operand has 6 states, 6 states have (on average 19.5) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (63), 5 states have call predecessors, (63), 1 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) [2021-11-17 06:49:16,971 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:49:19,058 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:49:22,117 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:49:24,784 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:49:26,802 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:49:28,826 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:49:35,026 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:49:37,053 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:49:39,083 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:49:44,395 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:49:49,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 06:49:49,340 INFO L93 Difference]: Finished difference Result 9278 states and 13199 transitions. [2021-11-17 06:49:49,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-17 06:49:49,341 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 19.5) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (63), 5 states have call predecessors, (63), 1 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) Word has length 595 [2021-11-17 06:49:49,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 06:49:49,377 INFO L225 Difference]: With dead ends: 9278 [2021-11-17 06:49:49,377 INFO L226 Difference]: Without dead ends: 6231 [2021-11-17 06:49:49,399 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-11-17 06:49:49,400 INFO L933 BasicCegarLoop]: 4837 mSDtfsCounter, 5813 mSDsluCounter, 8474 mSDsCounter, 0 mSdLazyCounter, 7108 mSolverCounterSat, 4438 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6491 SdHoareTripleChecker+Valid, 13311 SdHoareTripleChecker+Invalid, 11556 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4438 IncrementalHoareTripleChecker+Valid, 7108 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.8s IncrementalHoareTripleChecker+Time [2021-11-17 06:49:49,400 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6491 Valid, 13311 Invalid, 11556 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4438 Valid, 7108 Invalid, 10 Unknown, 0 Unchecked, 33.8s Time] [2021-11-17 06:49:49,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6231 states. [2021-11-17 06:49:49,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6231 to 5943. [2021-11-17 06:49:49,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5943 states, 3957 states have (on average 1.274197624462977) internal successors, (5042), 4048 states have internal predecessors, (5042), 1666 states have call successors, (1666), 319 states have call predecessors, (1666), 319 states have return successors, (1666), 1652 states have call predecessors, (1666), 1666 states have call successors, (1666) [2021-11-17 06:49:49,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5943 states to 5943 states and 8374 transitions. [2021-11-17 06:49:49,589 INFO L78 Accepts]: Start accepts. Automaton has 5943 states and 8374 transitions. Word has length 595 [2021-11-17 06:49:49,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 06:49:49,590 INFO L470 AbstractCegarLoop]: Abstraction has 5943 states and 8374 transitions. [2021-11-17 06:49:49,591 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.5) internal successors, (117), 3 states have internal predecessors, (117), 3 states have call successors, (63), 5 states have call predecessors, (63), 1 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) [2021-11-17 06:49:49,591 INFO L276 IsEmpty]: Start isEmpty. Operand 5943 states and 8374 transitions. [2021-11-17 06:49:49,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 619 [2021-11-17 06:49:49,661 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 06:49:49,661 INFO L514 BasicCegarLoop]: trace histogram [46, 46, 44, 44, 44, 44, 44, 44, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 06:49:49,661 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-17 06:49:49,662 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 06:49:49,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 06:49:49,664 INFO L85 PathProgramCache]: Analyzing trace with hash -1833361581, now seen corresponding path program 1 times [2021-11-17 06:49:49,664 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 06:49:49,664 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321076915] [2021-11-17 06:49:49,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 06:49:49,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 06:49:49,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 06:49:49,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:49,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 06:49:49,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:49,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 06:49:49,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:49,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 06:49:49,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:49,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 06:49:49,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:49,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 06:49:49,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:49,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 06:49:49,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:49,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 06:49:49,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:49,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 06:49:49,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:49,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 06:49:49,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:49,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 06:49:49,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:49,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 06:49:49,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:49,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 06:49:49,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:49,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 06:49:49,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:49,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 06:49:49,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:49,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 06:49:49,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:49,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 06:49:49,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:49,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:49,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 06:49:50,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:50,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 06:49:50,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:50,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 06:49:50,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:50,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-17 06:49:50,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:50,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-17 06:49:50,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:50,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-17 06:49:50,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:50,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 06:49:50,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:50,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 06:49:50,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:50,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-17 06:49:50,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:50,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-17 06:49:50,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:50,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-11-17 06:49:50,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:50,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-11-17 06:49:50,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:50,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-17 06:49:50,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:50,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-11-17 06:49:50,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:50,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-11-17 06:49:50,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:50,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-11-17 06:49:50,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:50,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-11-17 06:49:50,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:50,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-11-17 06:49:50,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:50,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-11-17 06:49:50,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:50,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-11-17 06:49:50,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:50,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-11-17 06:49:50,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:50,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-11-17 06:49:50,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:50,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-11-17 06:49:50,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:50,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-11-17 06:49:50,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:50,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-11-17 06:49:50,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:50,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-11-17 06:49:50,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:50,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-11-17 06:49:50,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:50,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-11-17 06:49:50,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2021-11-17 06:49:50,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2021-11-17 06:49:50,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2021-11-17 06:49:50,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:50,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 06:49:50,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 06:49:50,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2021-11-17 06:49:50,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2021-11-17 06:49:50,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 567 [2021-11-17 06:49:50,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 573 [2021-11-17 06:49:50,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 581 [2021-11-17 06:49:50,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 587 [2021-11-17 06:49:50,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 591 [2021-11-17 06:49:50,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:49:50,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 06:49:50,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 611 [2021-11-17 06:49:50,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:49:50,469 INFO L134 CoverageAnalysis]: Checked inductivity of 8805 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8802 trivial. 0 not checked. [2021-11-17 06:49:50,469 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 06:49:50,469 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321076915] [2021-11-17 06:49:50,470 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321076915] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 06:49:50,470 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 06:49:50,470 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 06:49:50,470 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556112847] [2021-11-17 06:49:50,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 06:49:50,470 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 06:49:50,471 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 06:49:50,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 06:49:50,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-17 06:49:50,473 INFO L87 Difference]: Start difference. First operand 5943 states and 8374 transitions. Second operand has 6 states, 6 states have (on average 21.833333333333332) internal successors, (131), 3 states have internal predecessors, (131), 3 states have call successors, (65), 5 states have call predecessors, (65), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) [2021-11-17 06:49:52,503 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:49:54,570 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:49:56,638 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:49:59,225 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:50:01,249 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:50:05,844 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:50:07,862 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:50:15,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 06:50:15,848 INFO L93 Difference]: Finished difference Result 14949 states and 21195 transitions. [2021-11-17 06:50:15,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-17 06:50:15,849 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.833333333333332) internal successors, (131), 3 states have internal predecessors, (131), 3 states have call successors, (65), 5 states have call predecessors, (65), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) Word has length 618 [2021-11-17 06:50:15,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 06:50:15,947 INFO L225 Difference]: With dead ends: 14949 [2021-11-17 06:50:15,950 INFO L226 Difference]: Without dead ends: 9099 [2021-11-17 06:50:15,966 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-11-17 06:50:15,967 INFO L933 BasicCegarLoop]: 4721 mSDtfsCounter, 7049 mSDsluCounter, 6785 mSDsCounter, 0 mSdLazyCounter, 5083 mSolverCounterSat, 6323 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7718 SdHoareTripleChecker+Valid, 11506 SdHoareTripleChecker+Invalid, 11413 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6323 IncrementalHoareTripleChecker+Valid, 5083 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.8s IncrementalHoareTripleChecker+Time [2021-11-17 06:50:15,968 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7718 Valid, 11506 Invalid, 11413 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6323 Valid, 5083 Invalid, 7 Unknown, 0 Unchecked, 24.8s Time] [2021-11-17 06:50:15,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9099 states. [2021-11-17 06:50:16,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9099 to 8681. [2021-11-17 06:50:16,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8681 states, 5780 states have (on average 1.2743944636678202) internal successors, (7366), 5912 states have internal predecessors, (7366), 2421 states have call successors, (2421), 479 states have call predecessors, (2421), 479 states have return successors, (2421), 2401 states have call predecessors, (2421), 2421 states have call successors, (2421) [2021-11-17 06:50:16,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8681 states to 8681 states and 12208 transitions. [2021-11-17 06:50:16,262 INFO L78 Accepts]: Start accepts. Automaton has 8681 states and 12208 transitions. Word has length 618 [2021-11-17 06:50:16,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 06:50:16,264 INFO L470 AbstractCegarLoop]: Abstraction has 8681 states and 12208 transitions. [2021-11-17 06:50:16,265 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.833333333333332) internal successors, (131), 3 states have internal predecessors, (131), 3 states have call successors, (65), 5 states have call predecessors, (65), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) [2021-11-17 06:50:16,265 INFO L276 IsEmpty]: Start isEmpty. Operand 8681 states and 12208 transitions. [2021-11-17 06:50:16,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 627 [2021-11-17 06:50:16,293 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 06:50:16,294 INFO L514 BasicCegarLoop]: trace histogram [45, 45, 44, 44, 44, 44, 44, 44, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 06:50:16,294 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-17 06:50:16,294 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 06:50:16,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 06:50:16,295 INFO L85 PathProgramCache]: Analyzing trace with hash 27161441, now seen corresponding path program 1 times [2021-11-17 06:50:16,295 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 06:50:16,295 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881562890] [2021-11-17 06:50:16,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 06:50:16,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 06:50:16,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 06:50:16,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 06:50:16,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 06:50:16,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 06:50:16,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 06:50:16,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 06:50:16,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 06:50:16,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 06:50:16,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 06:50:16,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 06:50:16,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 06:50:16,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 06:50:16,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 06:50:16,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 06:50:16,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 06:50:16,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 06:50:16,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 06:50:16,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 06:50:16,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 06:50:16,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 06:50:16,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-17 06:50:16,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-17 06:50:16,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-17 06:50:16,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 06:50:16,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 06:50:16,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-17 06:50:16,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-17 06:50:16,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-11-17 06:50:16,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-11-17 06:50:16,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-17 06:50:16,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-11-17 06:50:16,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-11-17 06:50:16,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-11-17 06:50:16,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-11-17 06:50:16,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-11-17 06:50:16,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-11-17 06:50:16,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-11-17 06:50:16,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-11-17 06:50:16,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-11-17 06:50:16,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-11-17 06:50:16,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-11-17 06:50:16,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:16,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:16,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-11-17 06:50:17,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:17,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:17,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:17,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-11-17 06:50:17,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:17,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:17,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:17,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-11-17 06:50:17,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:17,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:17,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:17,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-11-17 06:50:17,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:17,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2021-11-17 06:50:17,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:17,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2021-11-17 06:50:17,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:17,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 521 [2021-11-17 06:50:17,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:17,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2021-11-17 06:50:17,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:17,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2021-11-17 06:50:17,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:17,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 556 [2021-11-17 06:50:17,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:17,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2021-11-17 06:50:17,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:17,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 571 [2021-11-17 06:50:17,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:17,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 578 [2021-11-17 06:50:17,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:17,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 588 [2021-11-17 06:50:17,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:17,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 594 [2021-11-17 06:50:17,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:17,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 601 [2021-11-17 06:50:17,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:17,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 619 [2021-11-17 06:50:17,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:17,130 INFO L134 CoverageAnalysis]: Checked inductivity of 8659 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8659 trivial. 0 not checked. [2021-11-17 06:50:17,130 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 06:50:17,130 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881562890] [2021-11-17 06:50:17,131 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1881562890] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 06:50:17,131 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 06:50:17,131 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-17 06:50:17,131 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651147403] [2021-11-17 06:50:17,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 06:50:17,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-17 06:50:17,132 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 06:50:17,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-17 06:50:17,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-17 06:50:17,133 INFO L87 Difference]: Start difference. First operand 8681 states and 12208 transitions. Second operand has 5 states, 5 states have (on average 28.8) internal successors, (144), 3 states have internal predecessors, (144), 3 states have call successors, (66), 4 states have call predecessors, (66), 1 states have return successors, (59), 3 states have call predecessors, (59), 3 states have call successors, (59) [2021-11-17 06:50:19,164 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:50:21,227 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:50:23,705 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:50:28,000 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:50:35,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 06:50:35,178 INFO L93 Difference]: Finished difference Result 23201 states and 32718 transitions. [2021-11-17 06:50:35,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 06:50:35,179 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.8) internal successors, (144), 3 states have internal predecessors, (144), 3 states have call successors, (66), 4 states have call predecessors, (66), 1 states have return successors, (59), 3 states have call predecessors, (59), 3 states have call successors, (59) Word has length 626 [2021-11-17 06:50:35,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 06:50:35,266 INFO L225 Difference]: With dead ends: 23201 [2021-11-17 06:50:35,266 INFO L226 Difference]: Without dead ends: 14613 [2021-11-17 06:50:35,302 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-11-17 06:50:35,304 INFO L933 BasicCegarLoop]: 4907 mSDtfsCounter, 4721 mSDsluCounter, 6957 mSDsCounter, 0 mSdLazyCounter, 5046 mSolverCounterSat, 2244 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5419 SdHoareTripleChecker+Valid, 11864 SdHoareTripleChecker+Invalid, 7294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2244 IncrementalHoareTripleChecker+Valid, 5046 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.4s IncrementalHoareTripleChecker+Time [2021-11-17 06:50:35,305 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5419 Valid, 11864 Invalid, 7294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2244 Valid, 5046 Invalid, 4 Unknown, 0 Unchecked, 17.4s Time] [2021-11-17 06:50:35,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14613 states. [2021-11-17 06:50:35,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14613 to 14222. [2021-11-17 06:50:35,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14222 states, 9499 states have (on average 1.2729761027476576) internal successors, (12092), 9722 states have internal predecessors, (12092), 3919 states have call successors, (3919), 803 states have call predecessors, (3919), 803 states have return successors, (3921), 3885 states have call predecessors, (3921), 3919 states have call successors, (3921) [2021-11-17 06:50:35,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14222 states to 14222 states and 19932 transitions. [2021-11-17 06:50:35,863 INFO L78 Accepts]: Start accepts. Automaton has 14222 states and 19932 transitions. Word has length 626 [2021-11-17 06:50:35,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 06:50:35,864 INFO L470 AbstractCegarLoop]: Abstraction has 14222 states and 19932 transitions. [2021-11-17 06:50:35,864 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.8) internal successors, (144), 3 states have internal predecessors, (144), 3 states have call successors, (66), 4 states have call predecessors, (66), 1 states have return successors, (59), 3 states have call predecessors, (59), 3 states have call successors, (59) [2021-11-17 06:50:35,864 INFO L276 IsEmpty]: Start isEmpty. Operand 14222 states and 19932 transitions. [2021-11-17 06:50:35,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 625 [2021-11-17 06:50:35,883 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 06:50:35,884 INFO L514 BasicCegarLoop]: trace histogram [45, 45, 44, 44, 44, 44, 44, 44, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 06:50:35,884 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-17 06:50:35,884 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 06:50:35,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 06:50:35,885 INFO L85 PathProgramCache]: Analyzing trace with hash -1464968604, now seen corresponding path program 1 times [2021-11-17 06:50:35,885 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 06:50:35,885 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472537098] [2021-11-17 06:50:35,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 06:50:35,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 06:50:35,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 06:50:36,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 06:50:36,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 06:50:36,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 06:50:36,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 06:50:36,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 06:50:36,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 06:50:36,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 06:50:36,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 06:50:36,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 06:50:36,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 06:50:36,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 06:50:36,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 06:50:36,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 06:50:36,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 06:50:36,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 06:50:36,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 06:50:36,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 06:50:36,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 06:50:36,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 06:50:36,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-17 06:50:36,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-17 06:50:36,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-17 06:50:36,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 06:50:36,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 06:50:36,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-17 06:50:36,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-17 06:50:36,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-11-17 06:50:36,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-11-17 06:50:36,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-17 06:50:36,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-11-17 06:50:36,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-11-17 06:50:36,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-11-17 06:50:36,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-11-17 06:50:36,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-11-17 06:50:36,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-11-17 06:50:36,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-11-17 06:50:36,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-11-17 06:50:36,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-11-17 06:50:36,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-11-17 06:50:36,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-11-17 06:50:36,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-11-17 06:50:36,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-11-17 06:50:36,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-11-17 06:50:36,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:36,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-11-17 06:50:36,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 506 [2021-11-17 06:50:36,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2021-11-17 06:50:36,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2021-11-17 06:50:36,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2021-11-17 06:50:36,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2021-11-17 06:50:36,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 554 [2021-11-17 06:50:36,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 561 [2021-11-17 06:50:36,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 569 [2021-11-17 06:50:36,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 576 [2021-11-17 06:50:36,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 586 [2021-11-17 06:50:36,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2021-11-17 06:50:36,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2021-11-17 06:50:36,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2021-11-17 06:50:36,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:36,550 INFO L134 CoverageAnalysis]: Checked inductivity of 8659 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8659 trivial. 0 not checked. [2021-11-17 06:50:36,550 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 06:50:36,550 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472537098] [2021-11-17 06:50:36,550 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1472537098] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 06:50:36,551 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 06:50:36,551 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-17 06:50:36,551 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924854501] [2021-11-17 06:50:36,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 06:50:36,552 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-17 06:50:36,552 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 06:50:36,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-17 06:50:36,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-17 06:50:36,552 INFO L87 Difference]: Start difference. First operand 14222 states and 19932 transitions. Second operand has 5 states, 5 states have (on average 28.6) internal successors, (143), 3 states have internal predecessors, (143), 3 states have call successors, (65), 4 states have call predecessors, (65), 1 states have return successors, (59), 3 states have call predecessors, (59), 3 states have call successors, (59) [2021-11-17 06:50:38,584 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:50:40,664 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:50:43,007 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:50:46,394 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:50:51,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 06:50:51,317 INFO L93 Difference]: Finished difference Result 39613 states and 55652 transitions. [2021-11-17 06:50:51,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 06:50:51,318 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.6) internal successors, (143), 3 states have internal predecessors, (143), 3 states have call successors, (65), 4 states have call predecessors, (65), 1 states have return successors, (59), 3 states have call predecessors, (59), 3 states have call successors, (59) Word has length 624 [2021-11-17 06:50:51,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 06:50:51,433 INFO L225 Difference]: With dead ends: 39613 [2021-11-17 06:50:51,433 INFO L226 Difference]: Without dead ends: 25484 [2021-11-17 06:50:51,477 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-11-17 06:50:51,478 INFO L933 BasicCegarLoop]: 4946 mSDtfsCounter, 5904 mSDsluCounter, 5670 mSDsCounter, 0 mSdLazyCounter, 2916 mSolverCounterSat, 4072 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6602 SdHoareTripleChecker+Valid, 10616 SdHoareTripleChecker+Invalid, 6992 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4072 IncrementalHoareTripleChecker+Valid, 2916 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.0s IncrementalHoareTripleChecker+Time [2021-11-17 06:50:51,479 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6602 Valid, 10616 Invalid, 6992 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4072 Valid, 2916 Invalid, 4 Unknown, 0 Unchecked, 14.0s Time] [2021-11-17 06:50:51,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25484 states. [2021-11-17 06:50:52,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25484 to 24765. [2021-11-17 06:50:52,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24765 states, 16553 states have (on average 1.2725789887029542) internal successors, (21065), 16958 states have internal predecessors, (21065), 6770 states have call successors, (6770), 1441 states have call predecessors, (6770), 1441 states have return successors, (6778), 6708 states have call predecessors, (6778), 6770 states have call successors, (6778) [2021-11-17 06:50:52,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24765 states to 24765 states and 34613 transitions. [2021-11-17 06:50:52,419 INFO L78 Accepts]: Start accepts. Automaton has 24765 states and 34613 transitions. Word has length 624 [2021-11-17 06:50:52,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 06:50:52,420 INFO L470 AbstractCegarLoop]: Abstraction has 24765 states and 34613 transitions. [2021-11-17 06:50:52,420 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.6) internal successors, (143), 3 states have internal predecessors, (143), 3 states have call successors, (65), 4 states have call predecessors, (65), 1 states have return successors, (59), 3 states have call predecessors, (59), 3 states have call successors, (59) [2021-11-17 06:50:52,420 INFO L276 IsEmpty]: Start isEmpty. Operand 24765 states and 34613 transitions. [2021-11-17 06:50:52,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 654 [2021-11-17 06:50:52,447 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 06:50:52,447 INFO L514 BasicCegarLoop]: trace histogram [45, 45, 44, 44, 44, 44, 44, 44, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 06:50:52,447 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-17 06:50:52,448 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 06:50:52,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 06:50:52,448 INFO L85 PathProgramCache]: Analyzing trace with hash -1833086044, now seen corresponding path program 1 times [2021-11-17 06:50:52,448 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 06:50:52,448 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669207394] [2021-11-17 06:50:52,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 06:50:52,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 06:50:52,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 06:50:52,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:52,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 06:50:52,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:52,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 06:50:52,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:52,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 06:50:52,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:52,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 06:50:52,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:52,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 06:50:52,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:52,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 06:50:52,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:52,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 06:50:52,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:52,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 06:50:52,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:52,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 06:50:52,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:52,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 06:50:52,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:52,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 06:50:52,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 06:50:52,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:52,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 06:50:52,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:52,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 06:50:52,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:52,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 06:50:52,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:52,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 06:50:52,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:52,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 06:50:52,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:52,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 06:50:52,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:52,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 06:50:52,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:52,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-17 06:50:52,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:52,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:52,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-17 06:50:52,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:53,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-17 06:50:53,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:53,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 06:50:53,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:53,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 06:50:53,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:53,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-17 06:50:53,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:53,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-17 06:50:53,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:53,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-11-17 06:50:53,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:53,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-11-17 06:50:53,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:53,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-17 06:50:53,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:53,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-11-17 06:50:53,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:53,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-11-17 06:50:53,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:53,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-11-17 06:50:53,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:53,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-11-17 06:50:53,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:53,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-11-17 06:50:53,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:53,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-11-17 06:50:53,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:53,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-11-17 06:50:53,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:53,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-11-17 06:50:53,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:53,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-11-17 06:50:53,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:53,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-11-17 06:50:53,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:53,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-11-17 06:50:53,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:53,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-11-17 06:50:53,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:53,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-11-17 06:50:53,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:53,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-11-17 06:50:53,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:53,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-11-17 06:50:53,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 518 [2021-11-17 06:50:53,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2021-11-17 06:50:53,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 529 [2021-11-17 06:50:53,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2021-11-17 06:50:53,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 543 [2021-11-17 06:50:53,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2021-11-17 06:50:53,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:53,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 592 [2021-11-17 06:50:53,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2021-11-17 06:50:53,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 602 [2021-11-17 06:50:53,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 608 [2021-11-17 06:50:53,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 616 [2021-11-17 06:50:53,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 622 [2021-11-17 06:50:53,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 626 [2021-11-17 06:50:53,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:50:53,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 06:50:53,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 646 [2021-11-17 06:50:53,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:50:53,301 INFO L134 CoverageAnalysis]: Checked inductivity of 8661 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8661 trivial. 0 not checked. [2021-11-17 06:50:53,301 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 06:50:53,301 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669207394] [2021-11-17 06:50:53,301 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1669207394] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 06:50:53,301 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 06:50:53,301 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 06:50:53,301 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220543358] [2021-11-17 06:50:53,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 06:50:53,302 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 06:50:53,302 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 06:50:53,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 06:50:53,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-17 06:50:53,303 INFO L87 Difference]: Start difference. First operand 24765 states and 34613 transitions. Second operand has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 3 states have internal predecessors, (169), 3 states have call successors, (67), 5 states have call predecessors, (67), 1 states have return successors, (63), 3 states have call predecessors, (63), 3 states have call successors, (63) [2021-11-17 06:50:54,387 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:50:56,443 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:50:58,503 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:51:00,565 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:51:03,882 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:51:05,906 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:51:07,932 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:51:15,049 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:51:22,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 06:51:22,234 INFO L93 Difference]: Finished difference Result 66853 states and 93538 transitions. [2021-11-17 06:51:22,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-17 06:51:22,235 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 3 states have internal predecessors, (169), 3 states have call successors, (67), 5 states have call predecessors, (67), 1 states have return successors, (63), 3 states have call predecessors, (63), 3 states have call successors, (63) Word has length 653 [2021-11-17 06:51:22,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 06:51:22,429 INFO L225 Difference]: With dead ends: 66853 [2021-11-17 06:51:22,430 INFO L226 Difference]: Without dead ends: 42181 [2021-11-17 06:51:22,506 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-11-17 06:51:22,508 INFO L933 BasicCegarLoop]: 5590 mSDtfsCounter, 4908 mSDsluCounter, 9061 mSDsCounter, 0 mSdLazyCounter, 7533 mSolverCounterSat, 3836 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5543 SdHoareTripleChecker+Valid, 14651 SdHoareTripleChecker+Invalid, 11376 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3836 IncrementalHoareTripleChecker+Valid, 7533 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.5s IncrementalHoareTripleChecker+Time [2021-11-17 06:51:22,508 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5543 Valid, 14651 Invalid, 11376 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3836 Valid, 7533 Invalid, 7 Unknown, 0 Unchecked, 27.5s Time] [2021-11-17 06:51:22,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42181 states. [2021-11-17 06:51:23,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42181 to 40284. [2021-11-17 06:51:23,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40284 states, 26983 states have (on average 1.2653151984582887) internal successors, (34142), 27624 states have internal predecessors, (34142), 10852 states have call successors, (10852), 2450 states have call predecessors, (10852), 2448 states have return successors, (10874), 10744 states have call predecessors, (10874), 10852 states have call successors, (10874) [2021-11-17 06:51:24,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40284 states to 40284 states and 55868 transitions. [2021-11-17 06:51:24,017 INFO L78 Accepts]: Start accepts. Automaton has 40284 states and 55868 transitions. Word has length 653 [2021-11-17 06:51:24,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 06:51:24,018 INFO L470 AbstractCegarLoop]: Abstraction has 40284 states and 55868 transitions. [2021-11-17 06:51:24,019 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 28.166666666666668) internal successors, (169), 3 states have internal predecessors, (169), 3 states have call successors, (67), 5 states have call predecessors, (67), 1 states have return successors, (63), 3 states have call predecessors, (63), 3 states have call successors, (63) [2021-11-17 06:51:24,019 INFO L276 IsEmpty]: Start isEmpty. Operand 40284 states and 55868 transitions. [2021-11-17 06:51:24,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 684 [2021-11-17 06:51:24,052 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 06:51:24,052 INFO L514 BasicCegarLoop]: trace histogram [49, 49, 44, 44, 44, 44, 44, 44, 6, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 06:51:24,052 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-17 06:51:24,052 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 06:51:24,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 06:51:24,053 INFO L85 PathProgramCache]: Analyzing trace with hash -259546437, now seen corresponding path program 1 times [2021-11-17 06:51:24,053 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 06:51:24,053 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846374075] [2021-11-17 06:51:24,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 06:51:24,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 06:51:24,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 06:51:24,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 06:51:24,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 06:51:24,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 06:51:24,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 06:51:24,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 06:51:24,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 06:51:24,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 06:51:24,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 06:51:24,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 06:51:24,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 06:51:24,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 06:51:24,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 06:51:24,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 06:51:24,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 06:51:24,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 06:51:24,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 06:51:24,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 06:51:24,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 06:51:24,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 06:51:24,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-17 06:51:24,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-17 06:51:24,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-17 06:51:24,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 06:51:24,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 06:51:24,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-17 06:51:24,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-17 06:51:24,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-11-17 06:51:24,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-11-17 06:51:24,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-17 06:51:24,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-11-17 06:51:24,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-11-17 06:51:24,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-11-17 06:51:24,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-11-17 06:51:24,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-11-17 06:51:24,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-11-17 06:51:24,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-11-17 06:51:24,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-11-17 06:51:24,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-11-17 06:51:24,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-11-17 06:51:24,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-11-17 06:51:24,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-11-17 06:51:24,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-11-17 06:51:24,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-11-17 06:51:24,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-11-17 06:51:24,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2021-11-17 06:51:24,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2021-11-17 06:51:24,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-11-17 06:51:24,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2021-11-17 06:51:24,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2021-11-17 06:51:24,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 554 [2021-11-17 06:51:24,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2021-11-17 06:51:24,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 577 [2021-11-17 06:51:24,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2021-11-17 06:51:24,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 06:51:24,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 06:51:24,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 622 [2021-11-17 06:51:24,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 627 [2021-11-17 06:51:24,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 632 [2021-11-17 06:51:24,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 638 [2021-11-17 06:51:24,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 646 [2021-11-17 06:51:24,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 652 [2021-11-17 06:51:24,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 656 [2021-11-17 06:51:24,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:24,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 06:51:24,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2021-11-17 06:51:24,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:24,906 INFO L134 CoverageAnalysis]: Checked inductivity of 9291 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 9273 trivial. 0 not checked. [2021-11-17 06:51:24,906 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 06:51:24,906 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846374075] [2021-11-17 06:51:24,907 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1846374075] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 06:51:24,907 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 06:51:24,907 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 06:51:24,907 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806716020] [2021-11-17 06:51:24,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 06:51:24,908 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 06:51:24,908 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 06:51:24,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 06:51:24,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-17 06:51:24,909 INFO L87 Difference]: Start difference. First operand 40284 states and 55868 transitions. Second operand has 6 states, 6 states have (on average 27.833333333333332) internal successors, (167), 3 states have internal predecessors, (167), 3 states have call successors, (72), 5 states have call predecessors, (72), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) [2021-11-17 06:51:27,832 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:51:29,166 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:51:32,860 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:51:34,885 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:51:36,917 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:51:38,941 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:51:41,035 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:51:49,617 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:51:53,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 06:51:53,797 INFO L93 Difference]: Finished difference Result 120531 states and 168349 transitions. [2021-11-17 06:51:53,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-17 06:51:53,799 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 27.833333333333332) internal successors, (167), 3 states have internal predecessors, (167), 3 states have call successors, (72), 5 states have call predecessors, (72), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) Word has length 683 [2021-11-17 06:51:53,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 06:51:54,496 INFO L225 Difference]: With dead ends: 120531 [2021-11-17 06:51:54,496 INFO L226 Difference]: Without dead ends: 81458 [2021-11-17 06:51:54,638 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-11-17 06:51:54,639 INFO L933 BasicCegarLoop]: 5832 mSDtfsCounter, 6664 mSDsluCounter, 7786 mSDsCounter, 0 mSdLazyCounter, 5587 mSolverCounterSat, 5776 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7395 SdHoareTripleChecker+Valid, 13618 SdHoareTripleChecker+Invalid, 11370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5776 IncrementalHoareTripleChecker+Valid, 5587 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.7s IncrementalHoareTripleChecker+Time [2021-11-17 06:51:54,640 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7395 Valid, 13618 Invalid, 11370 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5776 Valid, 5587 Invalid, 7 Unknown, 0 Unchecked, 26.7s Time] [2021-11-17 06:51:54,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81458 states. [2021-11-17 06:51:56,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81458 to 77735. [2021-11-17 06:51:57,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77735 states, 51947 states have (on average 1.2667719021310182) internal successors, (65805), 53180 states have internal predecessors, (65805), 21051 states have call successors, (21051), 4738 states have call predecessors, (21051), 4736 states have return successors, (21073), 20857 states have call predecessors, (21073), 21051 states have call successors, (21073) [2021-11-17 06:51:57,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77735 states to 77735 states and 107929 transitions. [2021-11-17 06:51:57,491 INFO L78 Accepts]: Start accepts. Automaton has 77735 states and 107929 transitions. Word has length 683 [2021-11-17 06:51:57,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 06:51:57,492 INFO L470 AbstractCegarLoop]: Abstraction has 77735 states and 107929 transitions. [2021-11-17 06:51:57,493 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.833333333333332) internal successors, (167), 3 states have internal predecessors, (167), 3 states have call successors, (72), 5 states have call predecessors, (72), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) [2021-11-17 06:51:57,493 INFO L276 IsEmpty]: Start isEmpty. Operand 77735 states and 107929 transitions. [2021-11-17 06:51:57,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 684 [2021-11-17 06:51:57,532 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 06:51:57,532 INFO L514 BasicCegarLoop]: trace histogram [49, 49, 44, 44, 44, 44, 44, 44, 6, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 06:51:57,532 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-17 06:51:57,533 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 06:51:57,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 06:51:57,533 INFO L85 PathProgramCache]: Analyzing trace with hash -804419011, now seen corresponding path program 1 times [2021-11-17 06:51:57,533 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 06:51:57,533 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348959882] [2021-11-17 06:51:57,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 06:51:57,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 06:51:57,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:57,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 06:51:57,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:57,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:57,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:57,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 06:51:57,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:57,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:57,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:57,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 06:51:57,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:57,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:57,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:57,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 06:51:57,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 06:51:58,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 06:51:58,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 06:51:58,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 06:51:58,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 06:51:58,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 06:51:58,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 06:51:58,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 06:51:58,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 06:51:58,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 06:51:58,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 06:51:58,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 06:51:58,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 06:51:58,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 06:51:58,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 06:51:58,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 06:51:58,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-17 06:51:58,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-17 06:51:58,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-17 06:51:58,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 06:51:58,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 06:51:58,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-17 06:51:58,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-17 06:51:58,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-11-17 06:51:58,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-11-17 06:51:58,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-17 06:51:58,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-11-17 06:51:58,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-11-17 06:51:58,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-11-17 06:51:58,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-11-17 06:51:58,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-11-17 06:51:58,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-11-17 06:51:58,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-11-17 06:51:58,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-11-17 06:51:58,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-11-17 06:51:58,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-11-17 06:51:58,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-11-17 06:51:58,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-11-17 06:51:58,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-11-17 06:51:58,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-11-17 06:51:58,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-11-17 06:51:58,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2021-11-17 06:51:58,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2021-11-17 06:51:58,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-11-17 06:51:58,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2021-11-17 06:51:58,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2021-11-17 06:51:58,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 554 [2021-11-17 06:51:58,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2021-11-17 06:51:58,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 577 [2021-11-17 06:51:58,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 599 [2021-11-17 06:51:58,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 06:51:58,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 06:51:58,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 622 [2021-11-17 06:51:58,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 627 [2021-11-17 06:51:58,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 632 [2021-11-17 06:51:58,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 638 [2021-11-17 06:51:58,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 646 [2021-11-17 06:51:58,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 652 [2021-11-17 06:51:58,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 656 [2021-11-17 06:51:58,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:51:58,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 06:51:58,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2021-11-17 06:51:58,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:51:58,590 INFO L134 CoverageAnalysis]: Checked inductivity of 9291 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 9273 trivial. 0 not checked. [2021-11-17 06:51:58,590 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 06:51:58,590 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348959882] [2021-11-17 06:51:58,591 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [348959882] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 06:51:58,591 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 06:51:58,591 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 06:51:58,591 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478218096] [2021-11-17 06:51:58,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 06:51:58,592 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 06:51:58,592 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 06:51:58,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 06:51:58,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-17 06:51:58,593 INFO L87 Difference]: Start difference. First operand 77735 states and 107929 transitions. Second operand has 6 states, 6 states have (on average 27.833333333333332) internal successors, (167), 3 states have internal predecessors, (167), 3 states have call successors, (72), 5 states have call predecessors, (72), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) [2021-11-17 06:52:00,624 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:52:02,692 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:52:04,761 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:52:06,822 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:52:10,556 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:52:12,587 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:52:14,607 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:52:16,641 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:52:18,673 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:52:20,696 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:52:37,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 06:52:37,705 INFO L93 Difference]: Finished difference Result 197291 states and 275473 transitions. [2021-11-17 06:52:37,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-17 06:52:37,706 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 27.833333333333332) internal successors, (167), 3 states have internal predecessors, (167), 3 states have call successors, (72), 5 states have call predecessors, (72), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) Word has length 683 [2021-11-17 06:52:37,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 06:52:38,489 INFO L225 Difference]: With dead ends: 197291 [2021-11-17 06:52:38,490 INFO L226 Difference]: Without dead ends: 120591 [2021-11-17 06:52:38,806 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-11-17 06:52:38,807 INFO L933 BasicCegarLoop]: 7992 mSDtfsCounter, 4711 mSDsluCounter, 12558 mSDsCounter, 0 mSdLazyCounter, 8787 mSolverCounterSat, 2906 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5439 SdHoareTripleChecker+Valid, 20550 SdHoareTripleChecker+Invalid, 11703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2906 IncrementalHoareTripleChecker+Valid, 8787 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.5s IncrementalHoareTripleChecker+Time [2021-11-17 06:52:38,808 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5439 Valid, 20550 Invalid, 11703 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2906 Valid, 8787 Invalid, 10 Unknown, 0 Unchecked, 35.5s Time] [2021-11-17 06:52:38,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120591 states. [2021-11-17 06:52:42,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120591 to 115026. [2021-11-17 06:52:42,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115026 states, 76751 states have (on average 1.267631692095217) internal successors, (97292), 78576 states have internal predecessors, (97292), 31250 states have call successors, (31250), 7026 states have call predecessors, (31250), 7024 states have return successors, (31272), 30970 states have call predecessors, (31272), 31250 states have call successors, (31272) [2021-11-17 06:52:43,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115026 states to 115026 states and 159814 transitions. [2021-11-17 06:52:43,230 INFO L78 Accepts]: Start accepts. Automaton has 115026 states and 159814 transitions. Word has length 683 [2021-11-17 06:52:43,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 06:52:43,231 INFO L470 AbstractCegarLoop]: Abstraction has 115026 states and 159814 transitions. [2021-11-17 06:52:43,231 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.833333333333332) internal successors, (167), 3 states have internal predecessors, (167), 3 states have call successors, (72), 5 states have call predecessors, (72), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) [2021-11-17 06:52:43,231 INFO L276 IsEmpty]: Start isEmpty. Operand 115026 states and 159814 transitions. [2021-11-17 06:52:43,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 704 [2021-11-17 06:52:43,484 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 06:52:43,484 INFO L514 BasicCegarLoop]: trace histogram [45, 45, 44, 44, 44, 44, 44, 44, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 06:52:43,485 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-17 06:52:43,485 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 06:52:43,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 06:52:43,485 INFO L85 PathProgramCache]: Analyzing trace with hash -42470126, now seen corresponding path program 1 times [2021-11-17 06:52:43,485 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 06:52:43,485 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796515280] [2021-11-17 06:52:43,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 06:52:43,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 06:52:43,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 06:52:43,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:43,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 06:52:43,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:43,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 06:52:43,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:43,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 06:52:43,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:43,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 06:52:43,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:43,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 06:52:43,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:43,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 06:52:43,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:43,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 06:52:43,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:43,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 06:52:43,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:43,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 06:52:43,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:43,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 06:52:43,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:43,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 06:52:43,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:43,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 06:52:43,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:43,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 06:52:43,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:43,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 06:52:43,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:43,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 06:52:43,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:43,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 06:52:43,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:43,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 06:52:43,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:43,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 06:52:43,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:43,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 06:52:43,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:43,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-17 06:52:43,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:43,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-17 06:52:43,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:43,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-17 06:52:43,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:43,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 06:52:43,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:43,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 06:52:43,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:43,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-17 06:52:43,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:43,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-17 06:52:43,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:43,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-11-17 06:52:43,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:43,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-11-17 06:52:43,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:43,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-17 06:52:43,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:43,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-11-17 06:52:43,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:43,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:43,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-11-17 06:52:43,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:44,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-11-17 06:52:44,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:44,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-11-17 06:52:44,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:44,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-11-17 06:52:44,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:44,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-11-17 06:52:44,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:44,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-11-17 06:52:44,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:44,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-11-17 06:52:44,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:44,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-11-17 06:52:44,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:44,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-11-17 06:52:44,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:44,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-11-17 06:52:44,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:44,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-11-17 06:52:44,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:44,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-11-17 06:52:44,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:44,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-11-17 06:52:44,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:44,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-11-17 06:52:44,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2021-11-17 06:52:44,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 512 [2021-11-17 06:52:44,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 517 [2021-11-17 06:52:44,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 523 [2021-11-17 06:52:44,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 534 [2021-11-17 06:52:44,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2021-11-17 06:52:44,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:44,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-11-17 06:52:44,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 06:52:44,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 561 [2021-11-17 06:52:44,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:44,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-11-17 06:52:44,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 06:52:44,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 586 [2021-11-17 06:52:44,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 591 [2021-11-17 06:52:44,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 596 [2021-11-17 06:52:44,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:44,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-11-17 06:52:44,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 06:52:44,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 618 [2021-11-17 06:52:44,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:52:44,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-11-17 06:52:44,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 06:52:44,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 639 [2021-11-17 06:52:44,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 648 [2021-11-17 06:52:44,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 655 [2021-11-17 06:52:44,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 665 [2021-11-17 06:52:44,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2021-11-17 06:52:44,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 678 [2021-11-17 06:52:44,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 696 [2021-11-17 06:52:44,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:52:44,256 INFO L134 CoverageAnalysis]: Checked inductivity of 8724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8724 trivial. 0 not checked. [2021-11-17 06:52:44,257 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 06:52:44,257 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796515280] [2021-11-17 06:52:44,257 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1796515280] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 06:52:44,257 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 06:52:44,257 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 06:52:44,257 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381804784] [2021-11-17 06:52:44,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 06:52:44,258 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 06:52:44,258 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 06:52:44,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 06:52:44,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 06:52:44,259 INFO L87 Difference]: Start difference. First operand 115026 states and 159814 transitions. Second operand has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 3 states have internal predecessors, (160), 3 states have call successors, (81), 5 states have call predecessors, (81), 1 states have return successors, (76), 3 states have call predecessors, (76), 3 states have call successors, (76) [2021-11-17 06:52:46,290 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:52:48,352 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:52:50,426 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:52:52,503 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:52:55,127 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:52:59,482 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:53:17,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 06:53:17,044 INFO L93 Difference]: Finished difference Result 379585 states and 533002 transitions. [2021-11-17 06:53:17,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-17 06:53:17,047 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 3 states have internal predecessors, (160), 3 states have call successors, (81), 5 states have call predecessors, (81), 1 states have return successors, (76), 3 states have call predecessors, (76), 3 states have call successors, (76) Word has length 703 [2021-11-17 06:53:17,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 06:53:18,888 INFO L225 Difference]: With dead ends: 379585 [2021-11-17 06:53:18,888 INFO L226 Difference]: Without dead ends: 264476 [2021-11-17 06:53:19,525 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 259 GetRequests, 245 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2021-11-17 06:53:19,527 INFO L933 BasicCegarLoop]: 4263 mSDtfsCounter, 11884 mSDsluCounter, 6122 mSDsCounter, 0 mSdLazyCounter, 8225 mSolverCounterSat, 9971 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12448 SdHoareTripleChecker+Valid, 10385 SdHoareTripleChecker+Invalid, 18202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9971 IncrementalHoareTripleChecker+Valid, 8225 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.0s IncrementalHoareTripleChecker+Time [2021-11-17 06:53:19,527 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12448 Valid, 10385 Invalid, 18202 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9971 Valid, 8225 Invalid, 6 Unknown, 0 Unchecked, 25.0s Time] [2021-11-17 06:53:19,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264476 states. [2021-11-17 06:53:27,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264476 to 211765. [2021-11-17 06:53:27,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211765 states, 141654 states have (on average 1.2629293913338133) internal successors, (178899), 144806 states have internal predecessors, (178899), 56822 states have call successors, (56822), 13292 states have call predecessors, (56822), 13288 states have return successors, (56866), 56388 states have call predecessors, (56866), 56822 states have call successors, (56866) [2021-11-17 06:53:28,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211765 states to 211765 states and 292587 transitions. [2021-11-17 06:53:28,883 INFO L78 Accepts]: Start accepts. Automaton has 211765 states and 292587 transitions. Word has length 703 [2021-11-17 06:53:28,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 06:53:28,884 INFO L470 AbstractCegarLoop]: Abstraction has 211765 states and 292587 transitions. [2021-11-17 06:53:28,884 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 3 states have internal predecessors, (160), 3 states have call successors, (81), 5 states have call predecessors, (81), 1 states have return successors, (76), 3 states have call predecessors, (76), 3 states have call successors, (76) [2021-11-17 06:53:28,884 INFO L276 IsEmpty]: Start isEmpty. Operand 211765 states and 292587 transitions. [2021-11-17 06:53:28,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 712 [2021-11-17 06:53:28,961 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 06:53:28,961 INFO L514 BasicCegarLoop]: trace histogram [51, 51, 44, 44, 44, 44, 44, 44, 7, 7, 7, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 06:53:28,962 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-17 06:53:28,962 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 06:53:28,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 06:53:28,962 INFO L85 PathProgramCache]: Analyzing trace with hash 205368686, now seen corresponding path program 1 times [2021-11-17 06:53:28,962 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 06:53:28,962 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518213501] [2021-11-17 06:53:28,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 06:53:28,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 06:53:29,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 06:53:29,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 06:53:29,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 06:53:29,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 06:53:29,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 06:53:29,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 06:53:29,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 06:53:29,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 06:53:29,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 06:53:29,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 06:53:29,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 06:53:29,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 06:53:29,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-17 06:53:29,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 06:53:29,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 06:53:29,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-17 06:53:29,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 06:53:29,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 06:53:29,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 06:53:29,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 06:53:29,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-17 06:53:29,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-17 06:53:29,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-17 06:53:29,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 06:53:29,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 06:53:29,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-17 06:53:29,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-17 06:53:29,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-11-17 06:53:29,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-11-17 06:53:29,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-17 06:53:29,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-11-17 06:53:29,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-11-17 06:53:29,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-11-17 06:53:29,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-11-17 06:53:29,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-11-17 06:53:29,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-11-17 06:53:29,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-11-17 06:53:29,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-11-17 06:53:29,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-11-17 06:53:29,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-11-17 06:53:29,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-11-17 06:53:29,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-11-17 06:53:29,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-11-17 06:53:29,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-11-17 06:53:29,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 489 [2021-11-17 06:53:29,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2021-11-17 06:53:29,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2021-11-17 06:53:29,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-11-17 06:53:29,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2021-11-17 06:53:29,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 547 [2021-11-17 06:53:29,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 554 [2021-11-17 06:53:29,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 570 [2021-11-17 06:53:29,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2021-11-17 06:53:29,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 582 [2021-11-17 06:53:29,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 596 [2021-11-17 06:53:29,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2021-11-17 06:53:29,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 627 [2021-11-17 06:53:29,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 06:53:29,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 06:53:29,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 650 [2021-11-17 06:53:29,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 655 [2021-11-17 06:53:29,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 660 [2021-11-17 06:53:29,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 666 [2021-11-17 06:53:29,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 674 [2021-11-17 06:53:29,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 680 [2021-11-17 06:53:29,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 684 [2021-11-17 06:53:29,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 06:53:29,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 06:53:29,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 704 [2021-11-17 06:53:29,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 06:53:29,759 INFO L134 CoverageAnalysis]: Checked inductivity of 9641 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 9607 trivial. 0 not checked. [2021-11-17 06:53:29,759 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 06:53:29,760 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518213501] [2021-11-17 06:53:29,760 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [518213501] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 06:53:29,760 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 06:53:29,760 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 06:53:29,760 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1655526852] [2021-11-17 06:53:29,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 06:53:29,761 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 06:53:29,761 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 06:53:29,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 06:53:29,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-17 06:53:29,762 INFO L87 Difference]: Start difference. First operand 211765 states and 292587 transitions. Second operand has 6 states, 6 states have (on average 28.5) internal successors, (171), 3 states have internal predecessors, (171), 3 states have call successors, (74), 5 states have call predecessors, (74), 1 states have return successors, (71), 3 states have call predecessors, (71), 3 states have call successors, (71) [2021-11-17 06:53:31,794 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:53:33,861 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:53:35,928 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:53:39,250 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:53:41,275 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:53:43,310 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:53:49,083 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:53:51,116 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:53:53,145 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:53:55,195 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 06:54:15,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 06:54:15,586 INFO L93 Difference]: Finished difference Result 506597 states and 703102 transitions. [2021-11-17 06:54:15,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-17 06:54:15,587 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 28.5) internal successors, (171), 3 states have internal predecessors, (171), 3 states have call successors, (74), 5 states have call predecessors, (74), 1 states have return successors, (71), 3 states have call predecessors, (71), 3 states have call successors, (71) Word has length 711 [2021-11-17 06:54:15,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 06:54:17,233 INFO L225 Difference]: With dead ends: 506597 [2021-11-17 06:54:17,234 INFO L226 Difference]: Without dead ends: 294826 [2021-11-17 06:54:18,191 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 233 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-11-17 06:54:18,192 INFO L933 BasicCegarLoop]: 7704 mSDtfsCounter, 4821 mSDsluCounter, 12224 mSDsCounter, 0 mSdLazyCounter, 8602 mSolverCounterSat, 3077 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5548 SdHoareTripleChecker+Valid, 19928 SdHoareTripleChecker+Invalid, 11689 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3077 IncrementalHoareTripleChecker+Valid, 8602 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.4s IncrementalHoareTripleChecker+Time [2021-11-17 06:54:18,192 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5548 Valid, 19928 Invalid, 11689 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3077 Valid, 8602 Invalid, 10 Unknown, 0 Unchecked, 36.4s Time] [2021-11-17 06:54:18,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294826 states.